AMD Ryzen 9 3950X Review | 78 Data compared

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  • Avg. price: ~£330
  • PassMark benchmark result: 38448
  • N. of physical cores: 16
  • CPU boost clock speed: 4.7 GHz

AMD Ryzen 9 3950X review. Compare 78 technical specifications and user reviews to see how it ranks among processors and if it is worth buying.

6.9

Overall score

What it is: An overall evaluation of the processor's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best processors on the market.

Score components:

90.0%

6.7

Technical Score

10.0%

9.3

User score

Good
6.7

Technical Score

What it is: An assessment of the processor's technical performance, covering key areas such as processing performance, core configuration, efficiency, platform support, integrated features, and thermal behavior.

When it matters: When you want to compare processors based on technical performance and available features.

Score components:

60.0%

6.5

Performance

18.0%

7.6

Cache & Architecture

10.0%

7.2

Memory & PCIe

7.0%

4.5

Power & Thermal

4.0%

8.6

Platform

1.0%

3.4

Integrated Graphics

Good
9.3

User score

What it is: A rating that combines user reviews and the total number of reviews received by the processor.

When it matters: When you want to know how a processor performs in real workloads and how reliable it is for gaming, productivity, and efficiency according to user feedback.

Score components:

70.0%

9.0

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.5
(2427)

(Reviews last updated: May 2026)

Exceptional
  • 6.2
    Gaming

    Score components:

    30.0%

    4.6

    PassMark single-core benchmark score

    25.0%

    4.9

    Geekbench 6 single-core benchmark score

    20.0%

    6.7

    CPU boost clock speed

    17.0%

    10

    L3 cache

    8.0%

    6.7

    N. of physical cores

  • 7.1
    Video editing

    Score components:

    45.0%

    5.1

    Geekbench 6 multi-core benchmark score

    20.0%

    6.7

    N. of physical cores

    20.0%

    10

    CPU threads

    15.0%

    10

    L3 cache

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Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The AMD Ryzen 9 3950X is a flagship 16-core, 32-thread desktop processor built on the 7nm Zen 2 architecture for the AM4 socket. It features a 3.5GHz base clock, up to a 4.7GHz boost clock, a massive 72MB of total L2+L3 cache, and a 105W TDP with support for PCIe 4.0. Its main pros include elite multi-threaded performance for content creation, exceptional power efficiency for its core count, and broad compatibility with existing AM4 motherboards. However, cons include the lack of an included stock cooler, the high thermal output requiring premium liquid cooling for optimal performance, and single-core gaming speeds that can be matched by significantly cheaper CPUs.

Technical Specifications of processor AMD Ryzen 9 3950X

Technical Score

What it is: An assessment of the processor's technical performance, covering key areas such as processing performance, core configuration, efficiency, platform support, integrated features, and thermal behavior.

When it matters: When you want to compare processors based on technical performance and available features.

Score components:

60.0%

6.5

Performance

18.0%

7.6

Cache & Architecture

10.0%

7.2

Memory & PCIe

7.0%

4.5

Power & Thermal

4.0%

8.6

Platform

1.0%

3.4

Integrated Graphics

6.7
AMD Ryzen 9 3950X has a technical score of 6.67 points, which is higher than that of 77.5% of products in this category.
User score

What it is: A rating that combines user reviews and the total number of reviews received by the processor.

When it matters: When you want to know how a processor performs in real workloads and how reliable it is for gaming, productivity, and efficiency according to user feedback.

Score components:

70.0%

9.0

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.5
(2427)

(Reviews last updated: May 2026)

9.3
AMD Ryzen 9 3950X has a user score of 9.3 points, which is higher than that of 90.4% of products in this category.
Popularity
What it is: An indicator based on the number of reviews received by the processor.
When it matters: When you prefer to choose a processor reviewed and selected by many other buyers.
10
AMD Ryzen 9 3950X has a popularity of 10 points, which is higher than 88.3% of products in this category.
Ratio quality/price

What it is: An indicator that combines the processor's overall rating with its cost.

When it matters: When you are looking for a processor with a good balance between performance, efficiency, and price.

Score components:

60.0%

6.9

Overall score

40.0%

8.8

Price

7.5
AMD Ryzen 9 3950X has a quality-to-price ratio of 7.5 points, which is higher than 85.4% of products in this category.
Brand name
What it is: The manufacturer or brand of the product.
When it matters: When you prefer a specific ecosystem, support network, or design philosophy.

Importance: MEDIUM

AMD
Processor type
What it is: The kind of system the processor is built for, such as desktop PCs, laptops, workstations, or servers.
When it matters: When you want a processor meant for the kind of machine you are actually building or buying, rather than a chip aimed at a different class of system.

Importance: HIGH

desktop
AMD Ryzen 9 3950X belongs to the desktop processor class, which is more advanced than that of 56% of processors and equal to that of 37.9% of processors.
CPU socket
What it is: The physical socket the processor fits into on the motherboard.
When it matters: When you need to make sure the CPU can actually be installed on a specific motherboard.

Importance: HIGH

AM4
AMD Ryzen 9 3950X uses the AM4 CPU socket, which is newer than that of 76.3% of processors and equal to that of 9.7% of processors.
Chipset
What it is: The motherboard chipset families officially meant to work with the processor.
When it matters: When you are checking whether a CPU will work with the motherboard features and platform you plan to use.

Importance: HIGH

X570, B550, X470, B450, X370, B350, A320
AMD Ryzen 9 3950X supports X570, B550, X470, B450, X370, B350, A320 chipsets, which is broader compatibility than 71.1% of processors and equal to that of 0.6% of processors.
CPU architecture
What it is: The processor family or design generation behind the chip, such as Zen 4 or Raptor Lake.
When it matters: When you are comparing CPUs across generations and want a clearer sense of their design age, feature level, and expected performance class.

Importance: HIGH

x86-64
AMD Ryzen 9 3950X uses the x86-64 architecture, which is more advanced than that of 1.7% of processors and equal to that of 98.3% of processors.
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N. of physical cores
What it is: The number of physical CPU cores on the processor.
When it matters: When you run workloads that benefit from more real cores.

Importance: HIGH

Good value: 8+

16
AMD Ryzen 9 3950X has 16 CPU cores, which is more than 91.5% of processors and equal to 4% of processors.
CPU threads
What it is: The total number of processing threads the CPU can handle at once.
When it matters: When you run heavily threaded workloads or multitask a lot.

Importance: HIGH

Good value: 16+

32
AMD Ryzen 9 3950X offers 32 CPU threads, which is more than 95% of processors and equal to 3% of processors.
Threads per core
What it is: The number of threads each physical core can handle at once.
When it matters: When you want to understand how much thread-level parallelism each core can provide in multitasking or heavily threaded work.

Importance: MEDIUM

Good value: 2

2
AMD Ryzen 9 3950X offers 2 threads per core, which is more than 30.4% of processors and equal to 69.6% of processors.
CPU boost clock speed
What it is: The highest clock speed the processor can reach under boost conditions.
When it matters: When you care about peak speed in short bursts.

Importance: HIGH

Good value: >4.7 GHz

4.7 GHz
AMD Ryzen 9 3950X reaches a boost clock of 4.7 GHz which is higher than that of 67.1% of processors and equal to that of 3.7% of processors.
CPU base clock speed
What it is: The processor's normal all-core starting frequency before boost behavior raises clocks temporarily.
When it matters: When you care about steadier performance in longer workloads rather than short burst speed alone.

Importance: MEDIUM

16 x 3.5 GHz
AMD Ryzen 9 3950X has a base clock of 16x3.5 GHz which is equal to that of 100% of processors.
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Semiconductor size
What it is: The manufacturing process node used to produce the processor, usually expressed in nanometers.
When it matters: When efficiency, heat, and the relative modernity of the chip-making process matter to your comparison.

Importance: HIGH

Good value: <10 nm

7 nm
AMD Ryzen 9 3950X uses a 7 nm process node, which is more advanced than that of 71.5% of processors and equal to that of 10.9% of processors.
Foundry
What it is: The semiconductor manufacturer that physically fabricates the processor chip.
When it matters: When process source, manufacturing generation, or foundry differences matter to your comparison more than day-to-day performance alone.

Importance: MEDIUM

TSMC 7 nm
AMD Ryzen 9 3950X is built on the TSMC 7 nm foundry process, which is more advanced than that of 56.7% of processors and equal to that of 9.4% of processors.
L3 cache
What it is: The total amount of L3 cache available on the processor.
When it matters: When you want better performance in cache-sensitive workloads and games.

Importance: MEDIUM

Good value: >=16 MB

64 MB
AMD Ryzen 9 3950X has an L3 cache of 64 MB which is larger than that of 94.6% of processors and equal to that of 2.8% of processors.
L2 cache
What it is: The total amount of L2 cache available across the processor.
When it matters: When you want to compare CPU design efficiency and how much fast intermediate cache the cores have available.

Importance: MEDIUM

Good value: >=6 MB

8 MB
AMD Ryzen 9 3950X has an L2 cache of 8 MB which is larger than that of 73.5% of processors and equal to that of 4.3% of processors.
L1 cache
What it is: The total amount of L1 cache built into the processor, which sits closest to the cores.
When it matters: When you are comparing low-level CPU design details rather than the broader performance picture buyers usually notice first.

Importance: MEDIUM

Good value: >=512 KB

1,024 KB
AMD Ryzen 9 3950X has an L1 cache of 1,024 KB which is larger than that of 86.1% of processors and equal to that of 1.4% of processors.
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DDR memory version
What it is: The RAM generation the processor is designed to support, such as DDR4 or DDR5.
When it matters: When you need the CPU to match the kind of memory platform you want to buy or reuse.

Importance: MEDIUM

Good value: DDR5

DDR4
AMD Ryzen 9 3950X supports DDR DDR4, which is newer than that of 26.3% of processors and equal to that of 31.7% of processors.
Maximum memory speed
What it is: The highest official memory speed supported by the processor.
When it matters: When you choose RAM and want to know the supported speed ceiling.

Importance: HIGH

Good value: >=4800 MHz

3,200 MHz
AMD Ryzen 9 3950X supports memory speeds up to 3,200 MHz, which is higher than that of 51.5% of processors and equal to 8.3% of processors.
Max memory speed (JEDEC)
What it is: The highest official RAM speed the processor supports under standard JEDEC settings, before any memory overclocking profiles are applied.
When it matters: When officially supported stock RAM speed matters more than XMP, EXPO, or manual memory tuning.

Importance: MEDIUM

Good value: >=5600 MHz

DDR4-3200 MHz
AMD Ryzen 9 3950X supports JEDEC memory speeds up to DDR4-3,200 MHz, which is higher than that of 51.1% of processors and equal to 8.4% of processors.
Max memory speed (XMP / EXPO)
What it is: The highest memory speed supported through XMP or EXPO profiles.
When it matters: When you want faster RAM through memory profiles.

Importance: MEDIUM

Good value: >=5200 MHz

3,600 MHz
AMD Ryzen 9 3950X supports XMP/EXPO memory speeds up to 3,600 MHz, which is higher than that of 92.4% of processors and equal to 0.4% of processors.
Maximum memory capacity
What it is: The largest total amount of memory officially supported by the processor.
When it matters: When you plan a system with very large RAM capacity.

Importance: HIGH

Good value: >=128 GB

128 GB
AMD Ryzen 9 3950X supports up to 128 GB of memory, which is more than 61.9% of processors and equal to 21.4% of processors.
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Integrated graphics
What it is: Includes built-in graphics, so the system can output video without a separate graphics card.
When it matters: When you want the PC to work without a dedicated GPU, or you are building an office, media, compact, or troubleshooting-friendly system.

Importance: HIGH

no
AMD Ryzen 9 3950X does not include integrated graphics. 87.6% include integrated graphics.
Integrated GPU model
What it is: The model name of the integrated graphics processor, if present.
When it matters: When you plan to use the CPU's built-in graphics.

Importance: MEDIUM

N/A
Integrated GPU execution units
What it is: The number of execution units available in the integrated graphics part of the processor.
When it matters: When you plan to rely on built-in graphics and want a better sense of its light gaming, display, or media capability.

Importance: MEDIUM

Good value: >=24

N/A
Integrated GPU base frequency
What it is: The base operating frequency of the integrated GPU.
When it matters: When integrated graphics performance matters to you.

Importance: MEDIUM

Good value: >=350 MHz

?
Integrated media encoders/decoders
What it is: The hardware media formats the processor can encode or decode directly.
When it matters: When you stream, edit video, or rely on hardware media acceleration.

Importance: LOW

N/A
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TDP (Thermal design power)
What it is: The rated thermal design power, which gives a general idea of cooling and power needs.
When it matters: When you choose a cooler or build in a tighter case.

Importance: HIGH

Good value: <30 W

105 W
AMD Ryzen 9 3950X has a TDP of 105 W which is higher than that of 91% of processors and equal to that of 1% of processors.
Base power (PL1)
What it is: The sustained power target used for longer CPU loads.
When it matters: When you choose cooling and power delivery for sustained workloads.

Importance: MEDIUM

Good value: <30 W

105 W
AMD Ryzen 9 3950X has a base power of 105 W which is higher than that of 91.1% of processors and equal to that of 1.1% of processors.
Boost power (PL2)
What it is: The short-term boost power limit the processor may draw under heavier turbo loads.
When it matters: When you size cooling and power delivery for peak turbo behavior.

Importance: MEDIUM

Good value: <50 W

142 W
AMD Ryzen 9 3950X has a boost power of 142 W which is higher than that of 83.6% of processors and equal to that of 1.5% of processors.
Tau (power duration limit)
What it is: The time limit the CPU can stay at higher boost power before dropping toward sustained power.
When it matters: When you want to understand turbo behavior under longer loads.

Importance: MEDIUM

Good value: <=28 s

N/A
Configurable TDP
What it is: Allows the processor to run in alternate power modes instead of being fixed to one default TDP target.
When it matters: When you want more control over heat, noise, and power draw in compact systems, quieter builds, or thermally limited machines.

Importance: LOW

yes
AMD Ryzen 9 3950X supports configurable TDP. 52.9% support configurable TDP.
cTDP: 65 W
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AMD Ryzen 9 3950X vs the average processor

  • 3.29x better multi-core performance
    AMD Ryzen 9 3950X has a higher multi-core performance than the average processor (9,148 vs 2,783). The average processor scores 2,783 in Cinebench R20 multi-core.
    What it is: A Cinebench R20 score that reflects how well the processor handles long, heavy rendering workloads across many cores.
    When it matters: When you care about sustained multi-core performance in rendering, compiling, heavy creation work, or productivity workloads that use many threads.

    Importance: HIGH

    Good value: >4700

    AMD Ryzen 9 3950X has a higher multi-core performance than the average processor (9,148 vs 2,783). The average processor scores 2,783 in Cinebench R20 multi-core.9,148 vs 2,783
  • 24 more CPU threads
    AMD Ryzen 9 3950X has more CPU threads than the average processor (32 vs 8). The average processor has 8 CPU threads.
    What it is: The total number of processing threads the CPU can handle at once.
    When it matters: When you run heavily threaded workloads or multitask a lot.

    Importance: HIGH

    Good value: 16+

    AMD Ryzen 9 3950X has more CPU threads than the average processor (32 vs 8). The average processor has 8 CPU threads.32 vs 8
  • 10 more CPU cores
    AMD Ryzen 9 3950X has more CPU cores than the average processor (16 vs 6). The average processor has 6 CPU cores.
    What it is: The number of physical CPU cores on the processor.
    When it matters: When you run workloads that benefit from more real cores.

    Importance: HIGH

    Good value: 8+

    AMD Ryzen 9 3950X has more CPU cores than the average processor (16 vs 6). The average processor has 6 CPU cores.16 vs 6
  • 8x larger L3 cache
    AMD Ryzen 9 3950X has a higher L3 cache than the average processor (64 MB vs 8 MB). The average processor has L3 cache of 8 MB.
    What it is: The total amount of L3 cache available on the processor.
    When it matters: When you want better performance in cache-sensitive workloads and games.

    Importance: MEDIUM

    Good value: >=16 MB

    AMD Ryzen 9 3950X has a higher L3 cache than the average processor (64 MB vs 8 MB). The average processor has L3 cache of 8 MB.64 MB vs 8 MB
  • 3.65x higher PassMark score
    AMD Ryzen 9 3950X has a higher PassMark benchmark score than the average processor (38,448 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
    What it is: A benchmark score that gives a broad idea of overall processor performance.
    When it matters: When you want a quick overall performance comparison.

    Importance: HIGH

    Good value: >19000

    AMD Ryzen 9 3950X has a higher PassMark benchmark score than the average processor (38,448 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.38,448 vs 10,532.5
  • 2.25x higher multi-core score
    AMD Ryzen 9 3950X has a higher Geekbench 6 multi-core score than the average processor (10,762 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
    What it is: A Geekbench 6 score that reflects multi-core CPU performance in mixed modern workloads.
    When it matters: When you want a quick picture of multi-core speed in everyday mixed workloads, multitasking, and broadly optimized software.

    Importance: HIGH

    Good value: >8500

    AMD Ryzen 9 3950X has a higher Geekbench 6 multi-core score than the average processor (10,762 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.10,762 vs 4,793
  • Unlocked for overclocking
    AMD Ryzen 9 3950X has an unlocked multiplier, the average processor does not.
    What it is: Has an unlocked CPU multiplier, which makes manual CPU overclocking much easier on supported platforms.
    When it matters: When you plan to push clock speeds beyond stock settings instead of leaving the processor completely at default behavior.

    Importance: MEDIUM

    AMD Ryzen 9 3950X has an unlocked multiplier, the average processor does not.
  • 8 more PCIe lanes
    AMD Ryzen 9 3950X has more PCIe lanes than the average processor (24 vs 16). The average processor offers 16 PCIe lanes.
    20 usable lanes
    What it is: The number of PCIe lanes provided directly by the processor.
    When it matters: When you connect fast GPUs, SSDs, or expansion cards.

    Importance: HIGH

    Good value: >=20

    AMD Ryzen 9 3950X has more PCIe lanes than the average processor (24 vs 16). The average processor offers 16 PCIe lanes.24 vs 16
  • Modern CPU socket
    AMD Ryzen 9 3950X uses a more modern CPU socket than the average processor (AM4 vs FP2).
  • Includes crypto acceleration
    AMD Ryzen 9 3950X includes crypto acceleration, the average processor does not.
  • 3.29x better multi-core performance
    AMD Ryzen 9 3950X has a higher multi-core performance than the average processor (9,148 vs 2,783). The average processor scores 2,783 in Cinebench R20 multi-core.
  • 24 more CPU threads
    AMD Ryzen 9 3950X has more CPU threads than the average processor (32 vs 8). The average processor has 8 CPU threads.
  • 10 more CPU cores
    AMD Ryzen 9 3950X has more CPU cores than the average processor (16 vs 6). The average processor has 6 CPU cores.
  • 3.65x higher PassMark score
    AMD Ryzen 9 3950X has a higher PassMark benchmark score than the average processor (38,448 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
  • 2.25x higher multi-core score
    AMD Ryzen 9 3950X has a higher Geekbench 6 multi-core score than the average processor (10,762 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
  • Unlocked for overclocking
    AMD Ryzen 9 3950X has an unlocked multiplier, the average processor does not.
  • 9.3% higher boost clock
    AMD Ryzen 9 3950X has a higher boost clock speed than the average processor (4.7 GHz vs 4.3 GHz). The average processor reaches boost clock speed of 4.3 GHz.
  • 17.1% higher single-core score
    AMD Ryzen 9 3950X has a higher Geekbench 6 single-core score than the average processor (1,722 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
  • 8.7% better single-core performance
    AMD Ryzen 9 3950X has a higher PassMark single-core score than the average processor (2,700 vs 2,483). The average processor scores 2,483 in PassMark single-core.
  • 7.4% higher Cinebench R20 single-core score
    AMD Ryzen 9 3950X has a higher Cinebench R20 single-core score than the average processor (520 vs 484). The average processor scores 484 in Cinebench R20 single-core.
  • 8x larger L3 cache
    AMD Ryzen 9 3950X has a higher L3 cache than the average processor (64 MB vs 8 MB). The average processor has L3 cache of 8 MB.
  • 2.33x more L3 per core
    AMD Ryzen 9 3950X has more L3 cache per core than the average processor (4 MB/core vs 1,714 MB/core). The average processor provides 1,714 MB/core of L3 cache per core.
  • 3.2x larger L2 cache
    AMD Ryzen 9 3950X has a higher L2 cache than the average processor (8 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.
  • 2.67x larger L1 cache
    AMD Ryzen 9 3950X has a higher L1 cache than the average processor (1,024 KB vs 384 KB). The average processor has L1 cache of 384 KB.
  • 41.7% smaller process node
    AMD Ryzen 9 3950X has a lower process node than the average processor (7 nm vs 12 nm). The average processor uses a process node of 12 nm.
  • More advanced foundry
    AMD Ryzen 9 3950X uses a more advanced foundry process than the average processor (TSMC 7 nm vs Intel 14 nm).
  • More advanced microarchitecture
    AMD Ryzen 9 3950X uses a more advanced microarchitecture than the average processor (Matisse vs Kaby Lake).
  • 8 more PCIe lanes
    AMD Ryzen 9 3950X has more PCIe lanes than the average processor (24 vs 16). The average processor offers 16 PCIe lanes.
  • Newer PCIe version
    AMD Ryzen 9 3950X supports a newer PCIe version than the average processor (4 vs 3.0).
  • Supports memory overclocking
    AMD Ryzen 9 3950X supports memory overclocking, the average processor does not.
  • 2x more memory capacity
    AMD Ryzen 9 3950X has more maximum memory capacity than the average processor (128 GB vs 64 GB). The average processor supports 64 GB of memory.
  • Supports ECC memory
    AMD Ryzen 9 3950X supports ECC memory, the average processor does not.
  • 5 °C lower CPU temperature
    AMD Ryzen 9 3950X has a lower CPU temperature than the average processor (95 °C vs 100 °C). The average processor runs at a CPU temperature of 100 °C.
  • Older TPM support
    AMD Ryzen 9 3950X supports an older TPM version than the average processor (fTPM 2.0 vs PTT 2.0).
  • 72.6% slower Blender rendering
    AMD Ryzen 9 3950X has a higher Blender BMW27 render time than the average processor (90.8 vs 331.88). The average processor needs 331.88 for the Blender BMW27 test.
  • No integrated graphics
    AMD Ryzen 9 3950X does not include integrated graphics, the average processor does.
  • 2.22x higher boost power
    AMD Ryzen 9 3950X has a higher boost power draw than the average processor (142 W vs 64 W). The average processor has a boost power draw of 64 W.
  • 2.33x higher base power
    AMD Ryzen 9 3950X has a higher base power draw than the average processor (105 W vs 45 W). The average processor has a base power draw of 45 W.
  • 2.33x higher TDP
    AMD Ryzen 9 3950X has a higher TDP than the average processor (105 W vs 45 W). The average processor has a TDP of 45 W.
  • 5 °C lower TJ Max
    AMD Ryzen 9 3950X has a lower TJ Max than the average processor (95 °C vs 100 °C). The average processor has a TJ Max of 100 °C.
  • 72.6% slower Blender rendering
    AMD Ryzen 9 3950X has a higher Blender BMW27 render time than the average processor (90.8 vs 331.88). The average processor needs 331.88 for the Blender BMW27 test.
    What it is: A Blender render result based on the BMW27 scene, used to show how quickly the processor can finish a heavy 3D rendering task.
    When it matters: When rendering speed matters for 3D work, content creation, or other workloads that behave like long multi-core renders.

    Importance: HIGH

    Good value: >290

    AMD Ryzen 9 3950X has a higher Blender BMW27 render time than the average processor (90.8 vs 331.88). The average processor needs 331.88 for the Blender BMW27 test.90.8 vs 331.88
  • 2.22x higher boost power
    AMD Ryzen 9 3950X has a higher boost power draw than the average processor (142 W vs 64 W). The average processor has a boost power draw of 64 W.
    What it is: The short-term boost power limit the processor may draw under heavier turbo loads.
    When it matters: When you size cooling and power delivery for peak turbo behavior.

    Importance: MEDIUM

    Good value: <50 W

    AMD Ryzen 9 3950X has a higher boost power draw than the average processor (142 W vs 64 W). The average processor has a boost power draw of 64 W.142 W vs 64 W
  • 2.33x higher base power
    AMD Ryzen 9 3950X has a higher base power draw than the average processor (105 W vs 45 W). The average processor has a base power draw of 45 W.
    What it is: The sustained power target used for longer CPU loads.
    When it matters: When you choose cooling and power delivery for sustained workloads.

    Importance: MEDIUM

    Good value: <30 W

    AMD Ryzen 9 3950X has a higher base power draw than the average processor (105 W vs 45 W). The average processor has a base power draw of 45 W.105 W vs 45 W
  • 2.33x higher TDP
    AMD Ryzen 9 3950X has a higher TDP than the average processor (105 W vs 45 W). The average processor has a TDP of 45 W.
    What it is: The rated thermal design power, which gives a general idea of cooling and power needs.
    When it matters: When you choose a cooler or build in a tighter case.

    Importance: HIGH

    Good value: <30 W

    AMD Ryzen 9 3950X has a higher TDP than the average processor (105 W vs 45 W). The average processor has a TDP of 45 W.105 W vs 45 W
  • 5 °C lower TJ Max
    AMD Ryzen 9 3950X has a lower TJ Max than the average processor (95 °C vs 100 °C). The average processor has a TJ Max of 100 °C.
    What it is: The highest safe operating junction temperature before the CPU starts throttling or protecting itself.
    When it matters: When you tune cooling or monitor thermals under load.

    Importance: LOW

    Good value: >=100 °C

    AMD Ryzen 9 3950X has a lower TJ Max than the average processor (95 °C vs 100 °C). The average processor has a TJ Max of 100 °C.95 °C vs 100 °C
  • No integrated graphics
    AMD Ryzen 9 3950X does not include integrated graphics, the average processor does.
    What it is: Includes built-in graphics, so the system can output video without a separate graphics card.
    When it matters: When you want the PC to work without a dedicated GPU, or you are building an office, media, compact, or troubleshooting-friendly system.

    Importance: HIGH

    AMD Ryzen 9 3950X does not include integrated graphics, the average processor does.
  • Older TPM support
    AMD Ryzen 9 3950X supports an older TPM version than the average processor (fTPM 2.0 vs PTT 2.0).
    What it is: The kind of TPM security support associated with the processor or its platform.
    When it matters: When operating-system requirements, device encryption, enterprise security, or platform trust features matter.

    Importance: LOW

    AMD Ryzen 9 3950X supports an older TPM version than the average processor (fTPM 2.0 vs PTT 2.0).fTPM 2.0 vs PTT 2.0
  • 32% more expensive
    AMD Ryzen 9 3950X is more expensive than the average processor (£330 vs £250).
    AMD Ryzen 9 3950X is more expensive than the average processor (£330 vs £250).£330 vs £250

Graphic comparison of AMD Ryzen 9 3950X and other processors

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Third-party reviews

United Kingdom

(Reviews last updated: May 2026)

What customers like about AMD Ryzen 9 3950X?

  • Industry-leading multi-threaded performance for a mainstream socket
  • Excellent power efficiency compared to high-end Intel competitors
  • Compatible with the widely available and affordable AM4 motherboard platform
  • Superior value for content creation tasks like 3D rendering and video encoding
  • Supports PCIe 4.0 for faster storage throughput on X570 motherboards
  • Impressive 'Eco Mode' allows for significant power savings with modest performance impact

What customers dislike about AMD Ryzen 9 3950X?

  • Significant price premium compared to the 12-core Ryzen 9 3900X
  • Does not include a bundled CPU cooler; high-end liquid cooling is strongly recommended
  • Overkill for users who primarily focus on gaming
  • Single-core performance trails slightly behind some of Intel's enthusiast offerings
  • Limited overclocking headroom due to being pushed near its limits out of the box
  • Can experience high operating temperatures under heavy multi-core loads

Expert reviews

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techspot.com
14/11/2019

The TechSpot review defines the AMD Ryzen 9 3950X as a "New Performance King," delivering 16 cores and 32 threads on the mainstream AM4 platform. Key pros include dominating multi-threaded performance, often beating higher-priced HEDT competitors, and impressive power efficiency due to superior binning. Conversely, cons include negligible gaming performance gains over the 3900X, a...Read more

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tomshardware.com
14/11/2019

The AMD Ryzen 9 3950X, reviewed by Tom's Hardware, brings 16 cores and 32 threads to the mainstream AM4 platform, acting as a "HEDT-killer" with 3.5 GHz base and 4.7 GHz boost clocks. It delivers top-tier, multi-threaded performance in rendering and encoding that matches or exceeds more expensive High-End Desktop (HEDT) alternatives. Key advantages include class-leading core counts...Read more

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techradar.com
25/12/2019

The AMD Ryzen 9 3950X, reviewed by TechRadar, is a 16-core, 32-thread 7nm processor that blurs the line between mainstream AM4 and high-end desktop (HEDT) performance. It provides workstation-level power in a standard socket, offering exceptional value compared to Intel's premium lineup. Key strengths include unmatched multi-core performance for video transcoding and 3D rendering,...Read more

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igorslab.de
19/11/2019

Igor Wallossek's workstation analysis highlights the AMD Ryzen 9 3950X as a highly efficient, 16-core leader on the AM4 platform, often doubling the performance-per-watt of Intel competitors in parallel tasks. Key pros include exceptional rendering performance and lower power consumption, though a con is that performance scaling hits a ceiling in applications with poor thread...Read more

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legitreviews.com
14/11/2019

The AMD Ryzen 9 3950X, a 16-core, 32-thread processor based on the 7nm "Zen 2" architecture, brings HEDT-level performance to the mainstream AM4 platform with a 3.5 GHz base and 4.7 GHz boost clock. It excels in efficiency, often utilizing less power than the 12-core 3900X during heavy workloads due to superior silicon binning. In performance benchmarks, the 3950X dominates content...Read more

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hardwarecanucks.com
14/11/2019

Hardware Canucks describes the $750 AMD Ryzen 9 3950X as a 16-core, 32-thread "Intel Destroyer" that brings HEDT-level performance to the mainstream X570 platform. Utilizing the 7nm Zen 2 architecture, it offers a 4.7GHz boost clock, delivering superior, record-setting performance in professional applications like Cinebench. Hardware CanucksThe 3950X boasts exceptional power...Read more

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uk.pcmag.com
14/11/2019

The PCMag review highlights the AMD Ryzen 9 3950X as a 16-core, 32-thread "multicore monster" that delivers workstation-level performance on the mainstream AM4 platform, earning an Editors' Choice award for its $749 price point. Key advantages include top-tier multi-threaded speeds in apps like Cinebench R15 and 7-Zip, alongside remarkable power efficiency with a 105-watt TDP,...Read more

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forbes.com
14/11/2019

Antony Leather's Forbes review identifies the 16-core AMD Ryzen 9 3950X as a "stunning" and "disruptive" CPU that brings high-end desktop (HEDT) performance to the mainstream AM4 platform. Key advantages include exceptional multi-threaded performance that competes with pricier Intel processors in benchmarks like Cinebench R20, alongside full backward compatibility with older AM4...Read more

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hexus.net
14/11/2019

The AMD Ryzen 9 3950X is described by HEXUS as a "mainstream monster" bringing 16-core, 32-thread workstation performance to the AM4 platform with a 105W TDP. It delivers exceptional multi-threaded performance, crushing benchmarks in Cinebench R20 and Blender, and operates at nearly 4.0GHz under load. While Intel holds a minor lead in absolute gaming performance, the 3950X is highly...Read more

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pcmag.com
14/11/2019

The AMD Ryzen 9 3950X is a 16-core, 32-thread "prosumer" CPU that blurs the line between mainstream desktop and high-end workstation performance. It excels in multi-threaded tasks like video conversion and 3D rendering, setting performance records for the AM4 socket. Key advantages include an excellent price-to-performance ratio for content creators, support for PCIe 4.0, and high...Read more

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kitguru.net
14/11/2019

The AMD Ryzen 9 3950X, reviewed by KitGuru, establishes itself as a "performance king" by bringing 16 cores and 32 threads to the mainstream AM4 socket, outperforming more expensive HEDT alternatives in multi-threaded tasks. Key pros include exceptional power efficiency, native PCIe Gen 4.0 support, and superior productivity performance for creators, often surpassing Intel's...Read more

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guru3d.com
15/11/2019

The Guru3D review highlights the AMD Ryzen 9 3950X as a groundbreaking 16-core, 32-thread consumer processor utilizing 7nm Zen 2 architecture with 3.5 GHz base and 4.7 GHz boost clocks. It delivers exceptional multi-threaded performance, often exceeding older HEDT Threadripper parts in rendering and video encoding, while offering solid single-core IPC gains. A major advantage is the...Read more

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tomshardware.com
24/12/2019

The Tom's Hardware review highlights the AMD Ryzen 9 3950X as a 16-core powerhouse offering HEDT-level performance in a mainstream socket, ideal for heavy productivity, though it carries a $749 price point and requires high-end cooling. Conversely, the Intel Core i9-9900K is favored for gaming, providing a 5.5% to 10% lead in 1080p titles due to higher clock speeds and included...Read more

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pugetsystems.com
14/11/2019

The AMD Ryzen 9 3950X offers exceptional 16-core rendering performance for a mainstream platform, comfortably outperforming previous 3rd Gen Ryzen CPUs and high-end desktop (HEDT) processors in V-Ray Next. It is characterized as a "sweet spot" for users requiring both rapid rendering speed and solid modeling performance, beating Intel's 9th Gen mainstream offerings. While excellent...Read more

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igorslab.de
04/12/2019

Igor’sLAB analysis of the AMD Ryzen 9 3950X highlights the 16-core CPU as a highly efficient, high-performance "wrecking ball" that outperforms Intel's HEDT rivals, particularly the i9-9960X, in professional rendering tasks like Blender. Utilizing 7nm Zen 2 architecture, it delivers exceptional performance-per-watt with voltage regulator efficiency peaking at nearly 95%. While...Read more

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digitec.ch
20/11/2019

The Digitec review highlights the AMD Ryzen 9 3950X as a 16-core, 7nm Zen 2 processor bridging mainstream and HEDT performance on the AM4 socket. Pros include unrivaled multi-core performance over the 3900X in benchmarks like Cinebench R20, along with surprisingly efficient thermals—often 9° to 15°C cooler—due to superior binning. Cons include minimal single-core gains over the...Read more

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notebookcheck.com
18/05/2020

The AMD Ryzen 9 3950X brings 16-core, 32-thread workstation performance to the mainstream AM4 socket using the Zen 2 architecture. It operates at a 3.5 GHz base, boosting up to 4.7 GHz, delivering exceptional multi-core performance in 3D rendering and video encoding that often surpasses expensive HEDT alternatives. Pros include an excellent performance-to-watt ratio and PCIe 4.0...Read more

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hardwareluxx.de
29/11/2019

The Hardwareluxx review designates the AMD Ryzen 9 3950X a 16-core, 32-thread powerhouse that blurs the lines between mainstream and HEDT platforms. It delivers exceptional multi-threaded performance, often outpacing more expensive Intel alternatives, while maintaining high power efficiency with options like "Eco Mode". While excelling in productivity, it faces limitations in...Read more

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igorslab.de
19/11/2019

Igor's Lab positions the AMD Ryzen 9 3950X as a superior workstation processor, outclassing Intel's HEDT lineup, including the Core i9-9960X, in both multi-threaded performance and power efficiency. The 3950X delivers exceptional frame time consistency, with significantly lower power consumption (~78 watts) compared to Intel competitors, although performance relies heavily on...Read more

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pcgameshardware.de
15/11/2019

The PC Games Hardware review highlights the 16-core AMD Ryzen 9 3950X as a HEDT-level "beast" on the AM4 platform that dominates multi-threaded benchmarks, outperforming expensive Intel alternatives like the i9-9980XE. It demonstrates exceptional efficiency, often drawing less power than the 12-core 3900X due to superior silicon binning, while offering PCIe 4.0 support on X570...Read more

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computerbase.de
14/11/2019

The ComputerBase review of the AMD Ryzen 9 3950X highlights the 16-core CPU as a groundbreaking processor that brings high-end desktop (HEDT) performance to the AM4 platform, utilizing the 7nm Zen 2 architecture. It offers exceptional multi-threaded productivity performance, surpassing more expensive Intel HEDT alternatives in benchmarks like Blender and Cinebench, while maintaining...Read more

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computerbase.de
14/11/2019

The ComputerBase review of the AMD Ryzen 9 3950X highlights the 16-core processor as a groundbreaking, efficient, and high-performance chip that brings workstation-level capabilities to the mainstream AM4 platform. Leveraging the 7nm Zen 2 architecture, it offers over twice the performance of the Ryzen 7 2700X while maintaining similar power consumption, excelling particularly in...Read more

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canardpc.com
01/04/2020

The AMD Ryzen 9 3950X brings 16 cores and 32 threads to the mainstream AM4 platform, offering exceptional multi-threaded performance that rivals or exceeds more expensive high-end desktop (HEDT) chips. It demonstrates remarkable power efficiency, often operating with better power consumption metrics than lower-core count predecessors despite high-intensity workloads. While not the...Read more

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notebookcheck.biz
17/06/2020

The AMD Ryzen 9 3950X, a 16-core, 32-thread flagship on the 7nm Zen 2 architecture, offers unparalleled multi-threaded performance on the AM4 platform, boasting 3.5 GHz base and 4.7 GHz boost clocks. Pros include exceptional value for content creators, PCIe 4.0 support, and an "Eco Mode" for improved 65W efficiency, while cons include a high 250W peak power draw requiring robust...Read more

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hardwarecooking.fr
02/03/2020

According to HardwareCooking, the AMD Ryzen 9 3950X is a 16-core, 7nm Zen 2 processor that dominates mainstream multi-threaded benchmarks, outperforming HEDT alternatives like the i9-9980XE while utilizing standard AM4 motherboards. The review highlights its high efficiency, though notes that while it offers "monster" application performance, it provides minimal gaming advantages...Read more

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lesnumeriques.com
14/11/2019

The AMD Ryzen 9 3950X brings 16-core, 32-thread performance to the mainstream AM4 platform, offering top-tier productivity and multi-threaded capabilities that outperform many HEDT alternatives. It delivers high efficiency and excellent performance in tasks like rendering (Cinebench, Blender) and video encoding, while supporting PCIe Gen 4.0 for improved connectivity. However, the...Read more

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cowcotland.com
14/11/2019

The AMD Ryzen 9 3950X, a 16-core, 32-thread processor reviewed by Cowcotland, sets a new performance standard for the AM4 mainstream platform with massive multi-threaded power ideal for rendering and workstation tasks. Key pros include exceptional energy efficiency (105W TDP), competitive pricing against HEDT, and 4.7 GHz boost clocks, while the main con is limited gaming advantage...Read more

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profesionalreview.com
05/12/2019

The AMD Ryzen 9 3950X is identified as a top-tier mainstream desktop CPU, offering 16 cores and 32 threads on the 7nm Zen 2 architecture, delivering HEDT-level performance on the AM4 platform. It boasts high single-core speeds up to 4.7 GHz and exceptional multi-core performance for rendering and encoding while maintaining high efficiency. The CPU is lauded as a "beast" for...Read more

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digitec.ch
05/12/2019

a little longer Following up on user skepticism, this Digitec review reveals that despite using a high-end Corsair H100i AIO to prevent thermal issues, the Ryzen 9 3950X performance actually dropped by 3% to 3.5% in further tests. The analysis confirms that while cooling was not the issue, consistent maximum boost clocks were difficult to achieve, and the chip often trailed Intel in...Read more

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global.techradar.com
30/12/2019

The AMD Ryzen 9 3950X, a 16-core, 32-thread processor built on 7nm Zen 2 architecture, is described as a "performance champ" that brings HEDT-level capabilities to the mainstream AM4 socket. Operating with a 4.7GHz boost clock and 105W TDP, it offers incredible multi-core efficiency, supporting PCIe 4.0 for enhanced modern bandwidth. In benchmarks, the 3950X dominates heavily...Read more

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tomshw.it
29/11/2019

The AMD Ryzen 9 3950X is a 16-core, 32-thread processor that brings workstation-class performance to the mainstream AM4 platform, offering exceptional productivity, particularly in rendering tasks. While featuring a 4.7 GHz boost clock and PCIe 4.0 support, the CPU is highly efficient, often consuming less power than the 12-core 3900X. Pros include superior core density, excellent...Read more

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hwupgrade.it
14/11/2019

The HWUpgrade review of the AMD Ryzen 9 3950X highlights the processor as a breakthrough 16-core, 32-thread CPU for the mainstream AM4 platform. It delivers exceptional multi-core performance that often surpasses Intel's HEDT counterparts while maintaining a 105W TDP, making it a powerhouse for productivity. Superior binning allows for higher boost clocks up to 4.7GHz, but the high...Read more

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tvtech.it
14/11/2019

The AMD Ryzen 9 3950X brings 16 cores and 32 threads to the mainstream AM4 platform, offering exceptional multi-core performance for productivity while operating efficiently at 105W TDP. Pros include superior efficiency, platform compatibility with existing motherboards, and unmatched performance against competing workstation chips. Cons are limited to its overkill nature for gaming...Read more

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guru3d.com
14/11/2019

The Guru3D review of the AMD Ryzen 9 3950X highlights the processor as a 16-core, 32-thread "monolith" that brings HEDT-level multi-threaded performance to the mainstream AM4 platform. Operating at 3.5 GHz base and up to 4.7 GHz boost, it outperforms higher-priced competitors in rendering and encoding while maintaining high efficiency at 105W TDP. Key advantages include PCIe Gen 4.0...Read more

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