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AMD Ryzen 9 9955hx3d Review | 78 Data compared

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  • Avg. price: ~£2,320
  • PassMark benchmark result: 62508
  • N. of physical cores: 16
  • CPU boost clock speed: 5.4 GHz

AMD Ryzen 9 9955hx3d review. Compare 78 technical specifications and user reviews to see how it ranks among processors and if it is worth buying.

8.7

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%

8.7

Technical Score

10.0%

?

User score

Excellent
8.7

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%

8.9

Performance

18.0%

9.3

Cache & Architecture

10.0%

8.8

Memory & PCIe

7.0%

6.0

Power & Thermal

4.0%

8.8

Platform

1.0%

7.8

Integrated Graphics

Excellent
?

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%

?

User reviews

30.0%

?

Popularity

  • 9.0
    Gaming

    Score components:

    30.0%

    8.8

    PassMark single-core benchmark score

    25.0%

    9.3

    Geekbench 6 single-core benchmark score

    20.0%

    8.8

    CPU boost clock speed

    17.0%

    10

    L3 cache

    8.0%

    6.7

    N. of physical cores

  • 8.8
    Video editing

    Score components:

    45.0%

    8.9

    Geekbench 6 multi-core benchmark score

    20.0%

    6.7

    N. of physical cores

    20.0%

    10

    CPU threads

    15.0%

    10

    L3 cache

  • No image
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Best prices in UK

    N/A~ £2,320

Best rankings

?

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 9955HX3D is a flagship mobile processor from the 'Fire Range' series, built on the Zen 5 architecture and a 4nm process. It features 16 cores, 32 threads, and a massive 128 MB of L3 cache—enabled by 64 MB of stacked 3D V-Cache—with clock speeds ranging from a 2.5 GHz base to a 5.4 GHz boost. Its primary advantages include market-leading mobile gaming performance and exceptional responsiveness in cache-sensitive applications, supported by PCIe 5.0 and a configurable TDP of 55W to 75W. However, its downsides include a high price point for premium laptops, limited availability compared to standard models, and potential battery life trade-offs when compared to less power-hungry competitors.

Technical Specifications of processor AMD Ryzen 9 9955hx3d

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%

?

Performance

18.0%

?

Cache & Architecture

10.0%

?

Memory & PCIe

7.0%

?

Power & Thermal

4.0%

?

Platform

1.0%

?

Integrated Graphics

8.7
AMD Ryzen 9 9955hx3d has a technical score of 8.73 points, which is higher than that of 99.3% 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%

0.0

User reviews

30.0%

1.0

Popularity

?
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.
1.0
AMD Ryzen 9 9955hx3d has a popularity of 1 points, which is higher than 0% 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%

8.7

Overall score

40.0%

1.0

Price

6.4
AMD Ryzen 9 9955hx3d has a quality-to-price ratio of 6.4 points, which is higher than 49.1% 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

mobile
AMD Ryzen 9 9955hx3d belongs to the mobile processor class, which is more advanced than that of 7.3% of processors and equal to that of 48.6% 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

FL1
AMD Ryzen 9 9955hx3d uses the FL1 CPU socket, which is older than that of 60.9% of processors and equal to that of 1.1% 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

Z790, B760, Z690, B660, H610, HM670, WM690
AMD Ryzen 9 9955hx3d supports Z790, B760, Z690, B660, H610, HM670, WM690 chipsets, which is broader compatibility than 85.8% 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 9955hx3d 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 9955hx3d 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 9955hx3d 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 9955hx3d 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

5.4 GHz
AMD Ryzen 9 9955hx3d reaches a boost clock of 5.4 GHz which is higher than that of 94.9% of processors and equal to that of 2.6% 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 2.5 GHz
AMD Ryzen 9 9955hx3d has a base clock of 16x2.5 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

4 nm
AMD Ryzen 9 9955hx3d uses a 4 nm process node, which is more advanced than that of 88.4% of processors and equal to that of 7.5% 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 4 nm
AMD Ryzen 9 9955hx3d is built on the TSMC 4 nm foundry process, which is more advanced than that of 87% of processors and equal to that of 7.5% 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

128 MB
AMD Ryzen 9 9955hx3d has an L3 cache of 128 MB which is larger than that of 97.9% of processors and equal to that of 1.4% 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

16 MB
AMD Ryzen 9 9955hx3d has an L2 cache of 16 MB which is larger than that of 89.8% of processors and equal to that of 2.7% 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

1,280 KB
AMD Ryzen 9 9955hx3d has an L1 cache of 1280 KB which is larger than that of 92.2% of processors and equal to that of 0.6% 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

DDR5
AMD Ryzen 9 9955hx3d supports DDR DDR5, which is newer than that of 66.4% of processors and equal to that of 12.6% 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

5,600 MHz
AMD Ryzen 9 9955hx3d supports memory speeds up to 5600 MHz, which is higher than that of 79.8% of processors and equal to 4% 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

DDR5-5600 MHz
AMD Ryzen 9 9955hx3d supports JEDEC memory speeds up to DDR5-5600 MHz, which is higher than that of 80.3% of processors and equal to 5.1% 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

5,600 MHz
AMD Ryzen 9 9955hx3d supports XMP/EXPO memory speeds up to 5600 MHz, which is higher than that of 96.1% of processors and equal to 0.9% 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

96 GB
AMD Ryzen 9 9955hx3d supports up to 96 GB of memory, which is more than 56% of processors and equal to 5.8% 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

yes
AMD Ryzen 9 9955hx3d includes 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

Radeon 610M
AMD Ryzen 9 9955hx3d uses the Radeon 610M integrated GPU, which is more advanced than that in 89.3% of processors and equal to that in 1.9% of processors.
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

2
AMD Ryzen 9 9955hx3d has 2 GPU execution units, which is fewer than 95.6% of processors and equal to 4.4% of processors.
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

400 MHz
AMD Ryzen 9 9955hx3d has an integrated GPU clock of 400 MHz which is higher than that of 73.3% of processors and equal to that of 8% of processors.
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

H.264 (HW decode/encode), H.265 (HW decode/encode), AV1 (HW decode/encode)
AMD Ryzen 9 9955hx3d supports H.264 (HW decode/encode), H.265 (HW decode/encode), AV1 (HW decode/encode) media codecs, which is broader support than 71.7% of processors and equal to 0.3% of processors.
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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

55 W
AMD Ryzen 9 9955hx3d has a TDP of 55 W which is higher than that of 63.9% of processors and equal to that of 4.2% 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

55 W
AMD Ryzen 9 9955hx3d has a base power of 55 W which is higher than that of 64.1% of processors and equal to that of 4.1% 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

101 W
AMD Ryzen 9 9955hx3d has a boost power of 101 W which is higher than that of 70% of processors and equal to that of 0.3% 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 9955hx3d supports configurable TDP. 52.9% of processors support configurable TDP.
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AMD Ryzen 9 9955hx3d vs the average processor

  • 5.93x higher PassMark score
    AMD Ryzen 9 9955hx3d has a higher PassMark benchmark score than the average processor (62,508 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 9955hx3d has a higher PassMark benchmark score than the average processor (62,508 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.62,508 vs 10,532.5
  • 4.22x higher multi-core score
    AMD Ryzen 9 9955hx3d has a higher Geekbench 6 multi-core score than the average processor (20,216 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 9955hx3d has a higher Geekbench 6 multi-core score than the average processor (20,216 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.20,216 vs 4,793
  • 5.45x better multi-core performance
    AMD Ryzen 9 9955hx3d has a higher multi-core performance than the average processor (15,162 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 9955hx3d has a higher multi-core performance than the average processor (15,162 vs 2,783). The average processor scores 2,783 in Cinebench R20 multi-core.15,162 vs 2,783
  • 2.15x higher single-core score
    AMD Ryzen 9 9955hx3d has a higher Geekbench 6 single-core score than the average processor (3,165 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
    What it is: A Geekbench 6 score that reflects single-core CPU performance in mixed modern workloads.
    When it matters: When you care about snappy everyday performance in lighter apps, browsing, office work, or tasks that do not scale well across many cores.

    Importance: HIGH

    Good value: >2000

    AMD Ryzen 9 9955hx3d has a higher Geekbench 6 single-core score than the average processor (3,165 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.3,165 vs 1,471
  • 81.2% better single-core performance
    AMD Ryzen 9 9955hx3d has a higher PassMark single-core score than the average processor (4,500 vs 2,483). The average processor scores 2,483 in PassMark single-core.
    What it is: A benchmark score that reflects single-core CPU performance.
    When it matters: When you care about responsiveness in lighter or older software.

    Importance: HIGH

    Good value: >3200

    AMD Ryzen 9 9955hx3d has a higher PassMark single-core score than the average processor (4,500 vs 2,483). The average processor scores 2,483 in PassMark single-core.4,500 vs 2,483
  • 24 more CPU threads
    AMD Ryzen 9 9955hx3d 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 9955hx3d has more CPU threads than the average processor (32 vs 8). The average processor has 8 CPU threads.32 vs 8
  • 16x larger L3 cache
    AMD Ryzen 9 9955hx3d has a higher L3 cache than the average processor (128 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 9955hx3d has a higher L3 cache than the average processor (128 MB vs 8 MB). The average processor has L3 cache of 8 MB.128 MB vs 8 MB
  • 10 more CPU cores
    AMD Ryzen 9 9955hx3d 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 9955hx3d has more CPU cores than the average processor (16 vs 6). The average processor has 6 CPU cores.16 vs 6
  • 5 year/s newer release date
    AMD Ryzen 9 9955hx3d has a newer release date than the average processor (2,025 vs 2,020).
  • 5.93x higher PassMark score
    AMD Ryzen 9 9955hx3d has a higher PassMark benchmark score than the average processor (62,508 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
  • 4.22x higher multi-core score
    AMD Ryzen 9 9955hx3d has a higher Geekbench 6 multi-core score than the average processor (20,216 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
  • 5.45x better multi-core performance
    AMD Ryzen 9 9955hx3d has a higher multi-core performance than the average processor (15,162 vs 2,783). The average processor scores 2,783 in Cinebench R20 multi-core.
  • 2.15x higher single-core score
    AMD Ryzen 9 9955hx3d has a higher Geekbench 6 single-core score than the average processor (3,165 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
  • 81.2% better single-core performance
    AMD Ryzen 9 9955hx3d has a higher PassMark single-core score than the average processor (4,500 vs 2,483). The average processor scores 2,483 in PassMark single-core.
  • 24 more CPU threads
    AMD Ryzen 9 9955hx3d 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 9955hx3d has more CPU cores than the average processor (16 vs 6). The average processor has 6 CPU cores.
  • 25.6% higher boost clock
    AMD Ryzen 9 9955hx3d has a higher boost clock speed than the average processor (5.4 GHz vs 4.3 GHz). The average processor reaches boost clock speed of 4.3 GHz.
  • Unlocked for overclocking
    AMD Ryzen 9 9955hx3d has an unlocked multiplier, the average processor does not.
  • 16x larger L3 cache
    AMD Ryzen 9 9955hx3d has a higher L3 cache than the average processor (128 MB vs 8 MB). The average processor has L3 cache of 8 MB.
  • More advanced microarchitecture
    AMD Ryzen 9 9955hx3d uses a more advanced microarchitecture than the average processor (Fire Range vs Kaby Lake).
  • 6.4x larger L2 cache
    AMD Ryzen 9 9955hx3d has a higher L2 cache than the average processor (16 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.
  • 4.67x more L3 per core
    AMD Ryzen 9 9955hx3d has more L3 cache per core than the average processor (8 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.
  • 66.7% smaller process node
    AMD Ryzen 9 9955hx3d has a lower process node than the average processor (4 nm vs 12 nm). The average processor uses a process node of 12 nm.
  • 3.33x larger L1 cache
    AMD Ryzen 9 9955hx3d has a higher L1 cache than the average processor (1,280 KB vs 384 KB). The average processor has L1 cache of 384 KB.
  • More advanced foundry
    AMD Ryzen 9 9955hx3d uses a more advanced foundry process than the average processor (TSMC 4 nm vs Intel 14 nm).
  • 2x more L2 per core
    AMD Ryzen 9 9955hx3d has more L2 cache per core than the average processor (1 MB/core vs 0.5 MB/core). The average processor provides 0.5 MB/core of L2 cache per core.
  • 3.36x more transistors
    AMD Ryzen 9 9955hx3d has more transistors than the average processor (16.6 billion vs 4.95 billion). The average processor has 4.95 billion transistors.
  • 12 more PCIe lanes
    AMD Ryzen 9 9955hx3d has more PCIe lanes than the average processor (28 vs 16). The average processor offers 16 PCIe lanes.
  • Newer PCIe version
    AMD Ryzen 9 9955hx3d supports a newer PCIe version than the average processor (5 vs 3.0).
  • 95.6% higher memory bandwidth
    AMD Ryzen 9 9955hx3d has a higher memory bandwidth than the average processor (89.6 GB/s vs 45.8 GB/s). The average processor offers memory bandwidth of 45.8 GB/s.
  • Supports memory overclocking
    AMD Ryzen 9 9955hx3d supports memory overclocking, the average processor does not.
  • 90.9% higher memory speed
    AMD Ryzen 9 9955hx3d has a higher maximum memory speed than the average processor (5,600 MHz vs 2,933 MHz). The average processor supports memory speed of 2,933 MHz.
  • Newer DDR support
    AMD Ryzen 9 9955hx3d supports a newer DDR generation than the average processor (DDR5 vs DDR4).
  • Supports ECC memory
    AMD Ryzen 9 9955hx3d supports ECC memory, the average processor does not.
  • 50% more memory capacity
    AMD Ryzen 9 9955hx3d has more maximum memory capacity than the average processor (96 GB vs 64 GB). The average processor supports 64 GB of memory.
  • Better integrated GPU
    AMD Ryzen 9 9955hx3d uses a better integrated GPU than the average processor (Radeon 610M vs Intel UHD Graphics 630).
  • 1 more supported displays
    AMD Ryzen 9 9955hx3d has more supported displays than the average processor (4 vs 3). The average processor supports 3 displays.

Total
Platform
Performance
Cache & Architecture
Memory & PCIe
Integrated Graphics
  • Older TPM support
    AMD Ryzen 9 9955hx3d supports an older TPM version than the average processor (fTPM 2.0 vs PTT 2.0).
  • 91.7% fewer GPU execution units
    AMD Ryzen 9 9955hx3d has fewer GPU execution units than the average processor (2 vs 24). The average processor has 24 GPU execution units.
  • Narrower media codec support
    AMD Ryzen 9 9955hx3d supports fewer media codecs than the average processor (H.264 (HW decode/encode), H.265 (HW decode/encode), AV1 (HW decode/encode) vs H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode)).
  • 57.8% higher boost power
    AMD Ryzen 9 9955hx3d has a higher boost power draw than the average processor (101 W vs 64 W). The average processor has a boost power draw of 64 W.
  • 22.2% higher base power
    AMD Ryzen 9 9955hx3d has a higher base power draw than the average processor (55 W vs 45 W). The average processor has a base power draw of 45 W.
  • 22.2% higher TDP
    AMD Ryzen 9 9955hx3d has a higher TDP than the average processor (55 W vs 45 W). The average processor has a TDP of 45 W.
  • 9.28x more expensive
    AMD Ryzen 9 9955hx3d is more expensive than the average processor (£2,320 vs £250).
    AMD Ryzen 9 9955hx3d is more expensive than the average processor (£2,320 vs £250).£2,320 vs £250
  • 57.8% higher boost power
    AMD Ryzen 9 9955hx3d has a higher boost power draw than the average processor (101 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 9955hx3d has a higher boost power draw than the average processor (101 W vs 64 W). The average processor has a boost power draw of 64 W.101 W vs 64 W
  • 91.7% fewer GPU execution units
    AMD Ryzen 9 9955hx3d has fewer GPU execution units than the average processor (2 vs 24). The average processor has 24 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

    AMD Ryzen 9 9955hx3d has fewer GPU execution units than the average processor (2 vs 24). The average processor has 24 GPU execution units.2 vs 24
  • 22.2% higher base power
    AMD Ryzen 9 9955hx3d has a higher base power draw than the average processor (55 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 9955hx3d has a higher base power draw than the average processor (55 W vs 45 W). The average processor has a base power draw of 45 W.55 W vs 45 W
  • Older TPM support
    AMD Ryzen 9 9955hx3d 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 9955hx3d supports an older TPM version than the average processor (fTPM 2.0 vs PTT 2.0).fTPM 2.0 vs PTT 2.0
  • 22.2% higher TDP
    AMD Ryzen 9 9955hx3d has a higher TDP than the average processor (55 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 9955hx3d has a higher TDP than the average processor (55 W vs 45 W). The average processor has a TDP of 45 W.55 W vs 45 W
  • Narrower media codec support
    AMD Ryzen 9 9955hx3d supports fewer media codecs than the average processor (H.264 (HW decode/encode), H.265 (HW decode/encode), AV1 (HW decode/encode) vs H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode)).
    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

    AMD Ryzen 9 9955hx3d supports fewer media codecs than the average processor (H.264 (HW decode/encode), H.265 (HW decode/encode), AV1 (HW decode/encode) vs H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode)).H.264 (HW decode/encode), H.265 (HW decode/encode), AV1 (HW decode/encode) vs H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode)
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Third-party reviews

What customers like about AMD Ryzen 9 9955hx3d?

  • World-class mobile gaming performance, particularly in CPU-intensive titles like Escape from Tarkov and simulation games.
  • Massive 128 MB L3 cache significantly improves 1% low frame rates and overall gaming smoothness.
  • Strong multi-threaded performance (16 cores/32 threads) makes it a top-tier choice for heavy productivity like video editing and coding.
  • Improved thermal design with 2nd Gen 3D V-Cache (stacked below the die) allows for better cooling compared to previous generations.
  • Highly efficient Zen 5 architecture provides a significant performance-per-watt lead over many competitors.

What customers dislike about AMD Ryzen 9 9955hx3d?

  • High platform cost; laptops equipped with this chip are typically flagship models (e.g., MSI Raider A18HX) and very expensive.
  • Higher idle power consumption compared to some Intel alternatives can impact battery life during light tasks.
  • Performance benefits of the 3D V-Cache are mostly limited to gaming and specific cache-sensitive workloads, showing little gain in standard office apps.
  • Limited availability, often restricted to large 16-inch or 18-inch 'desktop replacement' laptops due to high cooling requirements.
  • Potential for GPU bottlenecks; unless paired with top-tier graphics like an RTX 5080 or 5090, the CPU's full potential may not be realized.

Expert reviews

C
cpubenchmark.net
30/03/2026
AMD Ryzen 9 9955HX3D - CPU Benchmarks Would you like to see a comparison table of the specific gaming benchmark scores found in these reviews?

The AMD Ryzen 9 9955HX3D is a top-tier "Fire Range" mobile processor, featuring 16 Zen 5 cores and 128 MB of L3 3D V-Cache, designed to maximize performance in high-end gaming laptops. Operating with a 55W-75W TDP, it offers a 12% multi-threaded performance boost over the 9955HX and excels in CPU-bound, responsive gaming scenarios. Key advantages include exceptional gaming...Read more

N
notebookcheck.net
01/06/2025
AMD Ryzen 9 9955HX3D and RTX 5090 Laptop for maximum gaming performance - XMG Neo 16 A25 review

The XMG Neo 16 (A25) is a premium gaming laptop featuring the AMD Ryzen 9 9955HX3D and NVIDIA GeForce RTX 5090, offering record-breaking performance with 24 GB of GDDR7 VRAM, a 300 Hz Mini LED screen, and high-quality build materials. While boasting top-tier performance, the AMD model lacks Wi-Fi 7 and Thunderbolt 5, and its internal display currently lacks G-Sync and Advanced...Read more

H
hothardware.com
26/03/2025
AMD Ryzen 9 9955HX3D Fire Range HX3D Exclusive

The HotHardware review hails the AMD Ryzen 9 9950X3D as a "no-compromise" flagship, utilizing 16 Zen 5 cores and 2nd-gen 3D V-Cache to combine high-end productivity with top-tier gaming performance. The chip excels in multi-threaded tasks like rendering and video encoding while delivering significant frame-rate boosts in CPU-bound gaming scenarios, surpassing non-X3D models. Key...Read more

C
cpubenchmark.net
01/03/2026
AMD Ryzen 9 9955HX vs Ryzen 9 9955HX3D - CPU Benchmarks

The AMD Ryzen 9 9955HX3D features 3D V-Cache, doubling the L3 cache to 128 MB and delivering up to 12% higher multi-threaded performance (62,121 vs. 55,648 in CPU Mark) compared to the standard 9955HX, according to PassMark. While both utilize the Zen 5 architecture and a 55W TDP, the 3D model offers significant gaming advantages, showing up to 28% higher performance in CPU-bound...Read more

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