AMD Ryzen Threadripper 3990X Review | 78 Data compared

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  • Avg. price in UK: ~£3,510
  • Avg. price in US: ~$2,500
  • PassMark benchmark result: 79673
  • N. of physical cores: 64
  • CPU boost clock speed: 4.3 GHz

AMD Ryzen Threadripper 3990X review. Compare 78 technical specifications and user reviews to see how it ranks among processors and if it is worth buying.

7.1

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%

7.1

Technical Score

10.0%

7.8

User score

Very good
7.1

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%

7.2

Performance

18.0%

7.6

Cache & Architecture

10.0%

8.3

Memory & PCIe

7.0%

1.9

Power & Thermal

4.0%

8.9

Platform

1.0%

2.8

Integrated Graphics

Very good
7.8

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%

9.2

User reviews

30.0%

4.6

Popularity

User score:
United Kingdom
amazon
4.6
(61)

(Reviews last updated: May 2026)

Very good
  • 6.0
    Gaming

    Score components:

    30.0%

    4.3

    PassMark single-core benchmark score

    25.0%

    4.6

    Geekbench 6 single-core benchmark score

    20.0%

    5.5

    CPU boost clock speed

    17.0%

    10

    L3 cache

    8.0%

    10

    N. of physical cores

  • 8.4
    Video editing

    Score components:

    45.0%

    6.3

    Geekbench 6 multi-core benchmark score

    20.0%

    10

    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 Threadripper 3990X is a high-end desktop (HEDT) powerhouse built on the 7nm Zen 2 architecture, featuring an unprecedented 64 cores and 128 threads. It operates with a base clock of 2.9 GHz, a max boost clock of 4.3 GHz, and carries a massive 288 MB of combined L2 and L3 cache within a 280W TDP. Its primary pros include world-class multi-threaded performance for 3D rendering, 8K video editing, and complex simulations, along with support for 88 PCIe 4.0 lanes for extensive I/O expansion. However, key cons include its high MSRP of $3,990, a limitation to quad-channel memory that can lead to bandwidth starvation in specific workloads, and the requirement for specialized Windows versions or Linux to effectively manage its high thread count.

Technical Specifications of processor AMD Ryzen Threadripper 3990X

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%

7.2

Performance

18.0%

7.6

Cache & Architecture

10.0%

8.3

Memory & PCIe

7.0%

1.9

Power & Thermal

4.0%

8.9

Platform

1.0%

2.8

Integrated Graphics

7.1
AMD Ryzen Threadripper 3990X has a technical score of 7.06 points, which is higher than that of 85.3% 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%

9.2

User reviews

30.0%

4.6

Popularity

User score:
United Kingdom
amazon
4.6
(61)

(Reviews last updated: May 2026)

7.8
AMD Ryzen Threadripper 3990X has a user score of 7.82 points, which is lower than that of 87.5% 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.
4.6
AMD Ryzen Threadripper 3990X has a popularity of 4.6 points, which is higher than 81.7% 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%

7.1

Overall score

40.0%

1.0

Price

5.3
AMD Ryzen Threadripper 3990X has a quality-to-price ratio of 5.3 points, which is lower than 91.6% 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

workstation
AMD Ryzen Threadripper 3990X belongs to the workstation processor class, which is more advanced than that of 95.1% of processors and equal to that of 4.9% 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

sTRX4
AMD Ryzen Threadripper 3990X uses the sTRX4 CPU socket, which is newer than that of 76.1% of processors and equal to that of 0.2% 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

TRX40
AMD Ryzen Threadripper 3990X supports TRX40 chipsets, which is broader compatibility than 97.5% of processors and equal to that of 0.2% 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 Threadripper 3990X 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+

64
AMD Ryzen Threadripper 3990X has 64 CPU cores, which is more than 99.4% of processors and equal to 0.5% 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+

128
AMD Ryzen Threadripper 3990X offers 128 CPU threads, which is more than 99.4% of processors and equal to 0.5% 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 Threadripper 3990X 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

4.3 GHz
AMD Ryzen Threadripper 3990X reaches a boost clock of 4.3 GHz which is higher than that of 48.2% of processors and equal to that of 2.9% 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

64 x 2.9 GHz
AMD Ryzen Threadripper 3990X has a base clock of 64x2.9 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 Threadripper 3990X 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 Threadripper 3990X 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

256 MB
AMD Ryzen Threadripper 3990X has an L3 cache of 256 MB which is larger than that of 99.4% of processors and equal to that of 0.5% 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

32 MB
AMD Ryzen Threadripper 3990X has an L2 cache of 32 MB which is larger than that of 96.7% of processors and equal to that of 1.6% 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

4,096 KB
AMD Ryzen Threadripper 3990X has an L1 cache of 4096 KB which is larger than that of 99% of processors and equal to that of 0.3% 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 Threadripper 3990X 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 Threadripper 3990X supports memory speeds up to 3200 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 Threadripper 3990X supports JEDEC memory speeds up to DDR4-3200 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

?
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

256 GB
AMD Ryzen Threadripper 3990X supports up to 256 GB of memory, which is more than 89.4% of processors and equal to 8.3% 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 Threadripper 3990X does not include integrated graphics. 87.6% of processors 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

N/A
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

280 W
AMD Ryzen Threadripper 3990X has a TDP of 280 W which is higher than that of 97.8% of processors and equal to that of 0.8% 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

280 W
AMD Ryzen Threadripper 3990X has a base power of 280 W which is higher than that of 97.8% of processors and equal to that of 0.8% 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

280 W
AMD Ryzen Threadripper 3990X has a boost power of 280 W which is higher than that of 98.1% of processors and equal to that of 0.9% 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

no
AMD Ryzen Threadripper 3990X does not support configurable TDP. 52.9% of processors support configurable TDP.
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AMD Ryzen Threadripper 3990X vs the average processor

  • 7.56x higher PassMark score
    AMD Ryzen Threadripper 3990X has a higher PassMark benchmark score than the average processor (79,673 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 Threadripper 3990X has a higher PassMark benchmark score than the average processor (79,673 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.79,673 vs 10,532.5
  • 58 more CPU cores
    AMD Ryzen Threadripper 3990X has more CPU cores than the average processor (64 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 Threadripper 3990X has more CPU cores than the average processor (64 vs 6). The average processor has 6 CPU cores.64 vs 6
  • 8.91x better multi-core performance
    AMD Ryzen Threadripper 3990X has a higher multi-core performance than the average processor (24,803 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 Threadripper 3990X has a higher multi-core performance than the average processor (24,803 vs 2,783). The average processor scores 2,783 in Cinebench R20 multi-core.24,803 vs 2,783
  • 120 more CPU threads
    AMD Ryzen Threadripper 3990X has more CPU threads than the average processor (128 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 Threadripper 3990X has more CPU threads than the average processor (128 vs 8). The average processor has 8 CPU threads.128 vs 8
  • 32x larger L3 cache
    AMD Ryzen Threadripper 3990X has a higher L3 cache than the average processor (256 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 Threadripper 3990X has a higher L3 cache than the average processor (256 MB vs 8 MB). The average processor has L3 cache of 8 MB.256 MB vs 8 MB
  • 2.89x higher multi-core score
    AMD Ryzen Threadripper 3990X has a higher Geekbench 6 multi-core score than the average processor (13,857 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 Threadripper 3990X has a higher Geekbench 6 multi-core score than the average processor (13,857 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.13,857 vs 4,793
  • 12.8x larger L2 cache
    AMD Ryzen Threadripper 3990X has a higher L2 cache than the average processor (32 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.
    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

    AMD Ryzen Threadripper 3990X has a higher L2 cache than the average processor (32 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.32 MB vs 2.5 MB
  • 72 more PCIe lanes
    AMD Ryzen Threadripper 3990X has more PCIe lanes than the average processor (88 vs 16). The average processor offers 16 PCIe 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 Threadripper 3990X has more PCIe lanes than the average processor (88 vs 16). The average processor offers 16 PCIe lanes.88 vs 16
  • Modern CPU socket
    AMD Ryzen Threadripper 3990X uses a more modern CPU socket than the average processor (sTRX4 vs FP2).
  • Higher-end processor class
    AMD Ryzen Threadripper 3990X belongs to a higher-end processor class than the average processor (workstation vs mobile).
  • 7.56x higher PassMark score
    AMD Ryzen Threadripper 3990X has a higher PassMark benchmark score than the average processor (79,673 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
  • 58 more CPU cores
    AMD Ryzen Threadripper 3990X has more CPU cores than the average processor (64 vs 6). The average processor has 6 CPU cores.
  • 8.91x better multi-core performance
    AMD Ryzen Threadripper 3990X has a higher multi-core performance than the average processor (24,803 vs 2,783). The average processor scores 2,783 in Cinebench R20 multi-core.
  • 120 more CPU threads
    AMD Ryzen Threadripper 3990X has more CPU threads than the average processor (128 vs 8). The average processor has 8 CPU threads.
  • 2.89x higher multi-core score
    AMD Ryzen Threadripper 3990X has a higher Geekbench 6 multi-core score than the average processor (13,857 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
  • Unlocked for overclocking
    AMD Ryzen Threadripper 3990X has an unlocked multiplier, the average processor does not.
  • 9.8% higher single-core score
    AMD Ryzen Threadripper 3990X has a higher Geekbench 6 single-core score than the average processor (1,615 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
  • 32x larger L3 cache
    AMD Ryzen Threadripper 3990X has a higher L3 cache than the average processor (256 MB vs 8 MB). The average processor has L3 cache of 8 MB.
  • 12.8x larger L2 cache
    AMD Ryzen Threadripper 3990X has a higher L2 cache than the average processor (32 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.
  • 2.33x more L3 per core
    AMD Ryzen Threadripper 3990X 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.
  • 10.67x larger L1 cache
    AMD Ryzen Threadripper 3990X has a higher L1 cache than the average processor (4,096 KB vs 384 KB). The average processor has L1 cache of 384 KB.
  • 7.98x more transistors
    AMD Ryzen Threadripper 3990X has more transistors than the average processor (39.5 billion vs 4.95 billion). The average processor has 4.95 billion transistors.
  • 41.7% smaller process node
    AMD Ryzen Threadripper 3990X 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 Threadripper 3990X uses a more advanced foundry process than the average processor (TSMC 7 nm vs Intel 14 nm).
  • 72 more PCIe lanes
    AMD Ryzen Threadripper 3990X has more PCIe lanes than the average processor (88 vs 16). The average processor offers 16 PCIe lanes.
  • 4x more memory capacity
    AMD Ryzen Threadripper 3990X has more maximum memory capacity than the average processor (256 GB vs 64 GB). The average processor supports 64 GB of memory.
  • 2.24x higher memory bandwidth
    AMD Ryzen Threadripper 3990X has a higher memory bandwidth than the average processor (102.4 GB/s vs 45.8 GB/s). The average processor offers memory bandwidth of 45.8 GB/s.
  • Newer PCIe version
    AMD Ryzen Threadripper 3990X supports a newer PCIe version than the average processor (4 vs 3.0).
  • Supports memory overclocking
    AMD Ryzen Threadripper 3990X supports memory overclocking, the average processor does not.
  • Supports ECC memory
    AMD Ryzen Threadripper 3990X supports ECC memory, the average processor does not.
  • Flexible PCIe bifurcation
    AMD Ryzen Threadripper 3990X supports more flexible PCIe bifurcation than the average processor (x16, x8/x8, x8/x4/x4, x4/x4/x4/x4 vs x16, x8/x8).
  • 5 °C lower CPU temperature
    AMD Ryzen Threadripper 3990X 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 Threadripper 3990X supports an older TPM version than the average processor (fTPM 2.0 vs PTT 2.0).
  • 91% slower Blender rendering
    AMD Ryzen Threadripper 3990X has a higher Blender BMW27 render time than the average processor (30 vs 331.88). The average processor needs 331.88 for the Blender BMW27 test.
  • 88.8% slower classroom rendering
    AMD Ryzen Threadripper 3990X has a higher Blender Classroom render time than the average processor (88.6 vs 791.745). The average processor needs 791.745 for the Blender Classroom test.
  • Less advanced microarchitecture
    AMD Ryzen Threadripper 3990X uses a less advanced microarchitecture than the average processor (Castle Peak vs Kaby Lake).
  • 2 fewer memory channels
    AMD Ryzen Threadripper 3990X has fewer memory channels than the average processor (4 vs 2). The average processor supports 2 memory channels.
  • No integrated graphics
    AMD Ryzen Threadripper 3990X does not include integrated graphics, the average processor does.
  • 4.38x higher boost power
    AMD Ryzen Threadripper 3990X has a higher boost power draw than the average processor (280 W vs 64 W). The average processor has a boost power draw of 64 W.
  • 6.22x higher base power
    AMD Ryzen Threadripper 3990X has a higher base power draw than the average processor (280 W vs 45 W). The average processor has a base power draw of 45 W.
  • 6.22x higher TDP
    AMD Ryzen Threadripper 3990X has a higher TDP than the average processor (280 W vs 45 W). The average processor has a TDP of 45 W.
  • No configurable TDP
    AMD Ryzen Threadripper 3990X does not support configurable TDP, the average processor does.
  • 5 °C lower TJ Max
    AMD Ryzen Threadripper 3990X has a lower TJ Max than the average processor (95 °C vs 100 °C). The average processor has a TJ Max of 100 °C.
  • 91% slower Blender rendering
    AMD Ryzen Threadripper 3990X has a higher Blender BMW27 render time than the average processor (30 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 Threadripper 3990X has a higher Blender BMW27 render time than the average processor (30 vs 331.88). The average processor needs 331.88 for the Blender BMW27 test.30 vs 331.88
  • 4.38x higher boost power
    AMD Ryzen Threadripper 3990X has a higher boost power draw than the average processor (280 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 Threadripper 3990X has a higher boost power draw than the average processor (280 W vs 64 W). The average processor has a boost power draw of 64 W.280 W vs 64 W
  • 88.8% slower classroom rendering
    AMD Ryzen Threadripper 3990X has a higher Blender Classroom render time than the average processor (88.6 vs 791.745). The average processor needs 791.745 for the Blender Classroom test.
    What it is: A Blender render result based on the Classroom scene, used to show how quickly the processor can complete a demanding rendering workload.
    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: >1500

    AMD Ryzen Threadripper 3990X has a higher Blender Classroom render time than the average processor (88.6 vs 791.745). The average processor needs 791.745 for the Blender Classroom test.88.6 vs 791.745
  • 6.22x higher base power
    AMD Ryzen Threadripper 3990X has a higher base power draw than the average processor (280 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 Threadripper 3990X has a higher base power draw than the average processor (280 W vs 45 W). The average processor has a base power draw of 45 W.280 W vs 45 W
  • Less advanced microarchitecture
    AMD Ryzen Threadripper 3990X uses a less advanced microarchitecture than the average processor (Castle Peak vs Kaby Lake).
    What it is: The internal core-design codename used for this processor generation.
    When it matters: When you are comparing CPUs at a deeper design level and want to identify the exact architecture behind marketing names.

    Importance: LOW

    AMD Ryzen Threadripper 3990X uses a less advanced microarchitecture than the average processor (Castle Peak vs Kaby Lake).Castle Peak vs Kaby Lake
  • 6.22x higher TDP
    AMD Ryzen Threadripper 3990X has a higher TDP than the average processor (280 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 Threadripper 3990X has a higher TDP than the average processor (280 W vs 45 W). The average processor has a TDP of 45 W.280 W vs 45 W
  • 14.04x more expensive
    AMD Ryzen Threadripper 3990X is more expensive than the average processor (£3,510 vs £250).
    AMD Ryzen Threadripper 3990X is more expensive than the average processor (£3,510 vs £250).£3,510 vs £250
  • No configurable TDP
    AMD Ryzen Threadripper 3990X does not support configurable TDP, the average processor does.
    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

    AMD Ryzen Threadripper 3990X does not support configurable TDP, the average processor does.

Graphic comparison of AMD Ryzen Threadripper 3990X and other processors

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Third-party reviews

United Kingdom

(Reviews last updated: May 2026)

What customers like about AMD Ryzen Threadripper 3990X?

  • Unmatched multi-threaded performance with 64 cores and 128 threads, especially for 3D rendering and video production
  • Significant productivity gains in professional software like Blender and Cinebench, often doubling the speed of 32-core counterparts
  • Surprising power efficiency at stock settings relative to its massive core count
  • Support for PCIe Gen 4 provides high-speed connectivity for storage and multiple GPUs
  • Decent lightly-threaded performance for a workstation CPU, thanks to Precision Boost 2
  • Excellent scalability on Linux, which handles the high thread count more effectively than standard Windows versions

What customers dislike about AMD Ryzen Threadripper 3990X?

  • Extremely high price point makes it overkill for most 'normal' or mainstream desktop users
  • Poor value for gaming, as many titles cannot utilize the high core count and may perform worse than cheaper CPUs due to latency
  • Limited to quad-channel memory, which can create bandwidth bottlenecks for certain memory-intensive tasks compared to server-grade EPYC
  • Software limitations in Windows 10 Home/Pro require specific updates or 'Pro for Workstations' to fully utilize all 128 threads
  • Extreme power consumption and heat generation when overclocking, often requiring high-end custom cooling solutions
  • Performance is identical to much cheaper 24 or 32-core models in applications that aren't highly parallelized

Expert reviews

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pugetsystems.com
07/02/2020

Puget Systems evaluated the AMD Threadripper 3990X in Linux HPC environments, highlighting its 64 cores as a major, cost-effective milestone for parallel scientific tasks. Performance testing showed the 3990X excels in molecular dynamics (NAMD), often outperforming more expensive server-grade hardware. However, the review identified limitations with Linpack scaling and high memory...Read more

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cgchannel.com
28/05/2020

CG Channel's review of the 64-core AMD Ryzen Threadripper 3990X highlights the processor as a groundbreaking tool for digital content creators, offering unparalleled multi-threaded performance via its 7nm Zen 2 architecture and 88 PCIe 4.0 lanes. While the $3,990 price point is high, it is positioned as a cost-effective alternative to dual-socket workstations, delivering extreme...Read more

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bit-tech.net
30/04/2020

The bit-tech.net review describes the AMD Ryzen Threadripper 3990X as a "monster" 64-core, 128-thread workstation processor built on 7nm Zen 2, offering unmatched performance in heavy rendering tasks. Key pros include superior, direct access to system I/O for all cores, eliminating the performance pitfalls of previous generations, while maintaining strong single-core speeds....Read more

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pugetsystems.com
07/02/2020

Puget Systems' review of the AMD Threadripper 3990X in Premiere Pro finds the 64-core processor underwhelming, performing roughly on par with or slightly worse than the cheaper 24-core 3960X and 32-core 3970X. While the CPU boasts a respectable 4.3GHz turbo boost for lighter tasks, its massive core count is not effectively utilized by the software, offering poor price-to-performance...Read more

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hexus.net
07/02/2020

The HEXUS review of the AMD Ryzen Threadripper 3990X highlights the 64-core, 128-thread CPU as a server-grade, 280W TDP "monster" that delivers unmatched multi-threaded performance, yielding record-breaking rendering scores. Pros include incredible rendering speed in applications like Corona/V-Ray, excellent power efficiency under full load, and manageable temperatures using...Read more

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hothardware.com
07/02/2020

The AMD Ryzen Threadripper 3990X, based on the Zen 2 architecture, is a 64-core, 128-thread workstation processor aimed at professionals requiring immense parallel processing power for tasks such as 3D rendering and simulations. The processor offers unprecedented multithreaded performance, consistently outperforming competitors in benchmarks like Cinebench R20 and Blender, while...Read more

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kitguru.net
07/02/2020

The KitGuru review of the AMD Ryzen Threadripper 3990X highlights the processor as a 64-core, 128-thread workstation powerhouse, offering unmatched, high-performance rendering capabilities for professional, heavily threaded tasks. Pros include remarkable performance-per-watt efficiency, surpassing its 32-core sibling in productivity, alongside robust PCIe Gen 4 connectivity and...Read more

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tomshardware.com
07/02/2020

The AMD Threadripper 3990X, a 64-core/128-thread workstation processor based on the 7nm Zen 2 architecture, is described as a specialized "threaded beast" that offers unmatched performance for rendering and visual effects workflows. Key features include 280W TDP, support for PCIe 4.0 with 64 lanes, and 288MB of total cache, outperforming significantly more expensive dual-socket...Read more

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kitguru.net
07/02/2020

The AMD Ryzen Threadripper 3990X, reviewed by KitGuru, establishes a new tier of HEDT workstation performance with its 64-core/128-thread design based on the 7nm Zen 2 architecture. It demonstrates exceptional multi-threaded performance in benchmarks like Cinebench while maintaining solid light-threaded speeds via Precision Boost 2, all within a 280W TDP. Key pros include this...Read more

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techspot.com
07/02/2020

The TechSpot review defines the 64-core, 128-thread AMD Threadripper 3990X as an engineering marvel, delivering unparalleled performance in professional rendering and multi-threaded tasks, such as Blender, while maintaining impressive power efficiency at stock settings. A significant advantage is its ability to handle intense workloads faster than competitors, making it a powerful...Read more

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overclock3d.net
16/04/2020

The Overclock3D review highlights the 64-core AMD Ryzen Threadripper 3990X as a, "monstrous" workstation processor that redefines rendering performance, offering unprecedented speeds in content creation tasks like Blender. While delivering massive multi-threaded throughput, the CPU is highly specialized and requires software that can utilize 128 threads to justify its performance...Read more

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steveshardware.com
07/02/2020

Steve's Hardware characterizes the 64-core AMD Ryzen Threadripper 3990X as a "beast" of the high-end desktop (HEDT) market, delivering unparalleled multi-threaded performance in rendering tasks like Blender while maintaining surprisingly manageable power consumption at stock settings. Pros include massive I/O via 88 PCIe Gen 4 lanes on the TRX40 chipset and a 280W TDP achieved...Read more

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phoronix.com
07/02/2020

The Phoronix review of the 64-core/128-thread AMD Ryzen Threadripper 3990X highlights "incredible" Linux performance, with the workstation CPU demonstrating massive gains in rendering and compilation tasks, often surpassing dual-socket Intel Xeon setups. Key advantages include superior Linux scaling (up to 29% better than Windows 10), unmatched raw speed in Blender and V-RAY, and a...Read more

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pcgameshardware.de
07/02/2020

The PCGamesHardware review identifies the AMD Ryzen Threadripper 3990X as a 64-core HEDT processor offering unmatched workstation performance in rendering and video production through its Zen 2 architecture. Pros include massive, linear scaling in heavily threaded applications like Cinebench, PCIe Gen 4.0 support, and remarkable power efficiency at stock 280W TDP settings, allowing...Read more

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hardwareluxx.de
27/02/2020

The AMD Ryzen Threadripper 3990X, as reviewed by Hardwareluxx, is a 64-core, 128-thread workstation processor based on the 7nm Zen 2 architecture, delivering unmatched performance in multi-threaded tasks. It dominates in rendering and encoding benchmarks, utilizing 280W TDP to achieve high efficiency and manageable temperatures despite its massive core count. Key advantages include...Read more

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computerbase.de
07/02/2020

The AMD Ryzen Threadripper 3990X, as reviewed by ComputerBase, is a 64-core/128-thread workstation processor based on the 7nm Zen 2 architecture, designed to provide immense multi-threaded power within a 280W TDP. It demonstrates unprecedented performance in professional rendering and encoding tasks, often exceeding 100% gains over 32-core alternatives in applications like Blender...Read more

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computerbild.de
25/03/2020

The AMD Ryzen Threadripper 3990X, a 64-core, 128-thread 7nm "Zen 2" processor, sets a new standard for HEDT performance with a 2.9 GHz base clock and up to 4.3 GHz boost. Tailored for professionals in 3D rendering and video editing, it offers unparalleled multi-threaded speed and extensive connectivity with 88 PCIe 4.0 lanes. The CPU's primary strengths include unmatched performance...Read more

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heise.de
14/02/2020

The AMD Ryzen Threadripper 3990X, reviewed by Heise, is a 64-core, 128-thread workstation processor that offers unprecedented rendering performance, significantly outperforming dual-socket Xeon systems in multi-threaded tasks. Despite its immense core count, the processor maintains a 280W TDP, delivering high efficiency. Key pros include exceptional performance in applications like...Read more

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cowcotland.com
07/02/2020

Cowcotland’s review highlights the AMD Ryzen Threadripper 3990X as a 64-core "beast" redefining the HEDT market, offering unprecedented production performance for professionals despite a high $3,990 price point. While delivering excellent performance in rendering software like Cinebench and Blender, the processor requires immense platform costs, including TRX40 motherboards and...Read more

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geeknetic.es
14/03/2020

The AMD Ryzen Threadripper 3990X is a 64-core, 128-thread HEDT processor based on the 7nm Zen 2 architecture, offering unmatched, specialized performance for heavy multithreaded workloads. Pros include dominant performance in rendering and simulation applications, high cache, and PCIe 4.0 support, though it requires specialized software to shine. Cons center on its high $3,990 price...Read more

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profesionalreview.com
04/03/2020

The AMD Ryzen Threadripper 3990X is a 7nm Zen 2 HEDT processor featuring 64 cores and 128 threads with a 280W TDP, designed for heavy content creation and rendering tasks. It offers unmatched multi-threaded performance, often doubling the speed of competitor CPUs in Blender and Cinebench, while providing 88 PCIe 4.0 lanes for extensive I/O. The platform supports high-speed...Read more

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profesionalreview.com
29/08/2020

The AMD Ryzen Threadripper 3990X is a 64-core, 128-thread workstation processor designed for extreme, highly parallelized rendering workloads, offering massive performance gains over 32-core alternatives. Key advantages include unmatched multi-threaded throughput, 88 PCIe 4.0 lanes for extensive connectivity, and respectable single-core speeds via Precision Boost 2, making it a...Read more

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tomshw.it
11/04/2026

The AMD Ryzen Threadripper 3990X, based on 7nm Zen 2, is the first 64-core, 128-thread HEDT processor, providing unrivaled rendering performance in applications like V-Ray and Blender. Operating at 280W TDP, it offers significant value for professionals against higher-priced Intel Xeons, delivering high core counts despite lower clock speeds. Pros include unmatched multi-threaded...Read more

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tweakers.net
07/02/2020

The AMD Ryzen Threadripper 3990X, reviewed by Tweakers.net, is a 64-core, 128-thread HEDT powerhouse based on the Zen 2 architecture, utilizing 256MB of L3 cache and a 280W TDP. It delivers unparalleled, "annihilating" performance in heavily threaded, professional applications like rendering and 8K video editing, frequently outpacing dual-socket server systems. While offering...Read more

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