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AMD Ryzen 9 7945hx3d Review | 78 Data compared

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  • Avg. price: ~£2,730
  • PassMark benchmark result: 57779
  • N. of physical cores: 16
  • CPU boost clock speed: 5.4 GHz

AMD Ryzen 9 7945hx3d review. Compare 78 technical specifications and user reviews to see how it ranks among processors and if it is worth buying.

8.3

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%

8.3

Technical Score

10.0%

?

User score

Excellent
8.3

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%

8.4

Performance

18.0%

9.0

Cache & Architecture

10.0%

8.1

Memory & PCIe

7.0%

6.0

Power & Thermal

4.0%

8.6

Platform

1.0%

7.9

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

  • 8.4
    Gaming

    Score components:

    30.0%

    7.8

    PassMark single-core benchmark score

    25.0%

    8.1

    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

  • 8.1
    Video editing

    Score components:

    45.0%

    7.2

    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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Best prices in UK

    N/A~ £2,730

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 7945HX3D is a flagship mobile processor from the Dragon Range series, featuring 16 cores, 32 threads, and a Zen 4 architecture on a 5nm process. Its defining characteristic is the 128MB of L3 3D V-Cache (144MB total cache), which significantly boosts gaming performance, specifically at 1080p where it can be up to 15% faster than the standard 7945HX. Key specifications include a max boost clock of 5.4 GHz, a base clock of 2.3 GHz, and a configurable TDP of 55W to 75W+. Main pros include world-class mobile gaming performance and exceptional multi-core efficiency compared to Intel's top-tier alternatives. Notable cons include its very limited availability, as it is primarily restricted to high-end laptops like the ASUS ROG Strix SCAR 17, and a slightly lower base clock speed compared to the non-3D version.

Technical Specifications of processor AMD Ryzen 9 7945hx3d

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

8.3
AMD Ryzen 9 7945hx3d has a technical score of 8.29 points, which is higher than that of 97.4% 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 7945hx3d 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%

8.3

Overall score

40.0%

1.0

Price

6.1
AMD Ryzen 9 7945hx3d has a quality-to-price ratio of 6.1 points, which is lower than 61% 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 7945hx3d 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 7945hx3d 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

X870E, X870, B850, B840, X670E, X670, B650E, B650, A620
AMD Ryzen 9 7945hx3d supports X870E, X870, B850, B840, X670E, X670, B650E, B650, A620 chipsets, which is broader compatibility than 91.8% of processors and equal to that of 3.4% 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 7945hx3d 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 7945hx3d 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 7945hx3d 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 7945hx3d 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 7945hx3d 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 2.3 GHz
AMD Ryzen 9 7945hx3d has a base clock of 16x2.3 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

5 nm
AMD Ryzen 9 7945hx3d uses a 5 nm process node, which is more advanced than that of 85.1% of processors and equal to that of 3.2% 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 5 nm
AMD Ryzen 9 7945hx3d is built on the TSMC 5 nm foundry process, which is more advanced than that of 83.7% of processors and equal to that of 3.2% 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 7945hx3d 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 7945hx3d 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

1,024 KB
AMD Ryzen 9 7945hx3d has an L1 cache of 1024 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

DDR5
AMD Ryzen 9 7945hx3d 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

5,200 MHz
AMD Ryzen 9 7945hx3d supports memory speeds up to 5200 MHz, which is higher than that of 72.1% of processors and equal to 7% 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

DDR5-5200 MHz
AMD Ryzen 9 7945hx3d supports JEDEC memory speeds up to DDR5-5200 MHz, which is higher than that of 74.1% of processors and equal to 5.2% 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

5,200 MHz
AMD Ryzen 9 7945hx3d supports XMP/EXPO memory speeds up to 5200 MHz, which is higher than that of 94.5% of processors and equal to 1.5% 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

64 GB
AMD Ryzen 9 7945hx3d supports up to 64 GB of memory, which is more than 28.4% of processors and equal to 27.6% 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 7945hx3d 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 7945hx3d 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 7945hx3d 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 7945hx3d 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), VP9 (HW decode), AV1 (HW decode)
AMD Ryzen 9 7945hx3d supports H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode), AV1 (HW decode) media codecs, which is broader support than 81.6% of processors and equal to 3.2% 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 7945hx3d 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 7945hx3d 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

?
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 7945hx3d supports configurable TDP. 52.9% of processors support configurable TDP.
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AMD Ryzen 9 7945hx3d vs the average processor

  • 5.49x higher PassMark score
    AMD Ryzen 9 7945hx3d has a higher PassMark benchmark score than the average processor (57,779 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 7945hx3d has a higher PassMark benchmark score than the average processor (57,779 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.57,779 vs 10,532.5
  • 4.68x better multi-core performance
    AMD Ryzen 9 7945hx3d has a higher multi-core performance than the average processor (13,036 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 7945hx3d has a higher multi-core performance than the average processor (13,036 vs 2,783). The average processor scores 2,783 in Cinebench R20 multi-core.13,036 vs 2,783
  • 3.35x higher multi-core score
    AMD Ryzen 9 7945hx3d has a higher Geekbench 6 multi-core score than the average processor (16,080 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 7945hx3d has a higher Geekbench 6 multi-core score than the average processor (16,080 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.16,080 vs 4,793
  • 24 more CPU threads
    AMD Ryzen 9 7945hx3d 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 7945hx3d has more CPU threads than the average processor (32 vs 8). The average processor has 8 CPU threads.32 vs 8
  • 89.2% higher single-core score
    AMD Ryzen 9 7945hx3d has a higher Geekbench 6 single-core score than the average processor (2,783 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 7945hx3d has a higher Geekbench 6 single-core score than the average processor (2,783 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.2,783 vs 1,471
  • 63.7% better single-core performance
    AMD Ryzen 9 7945hx3d has a higher PassMark single-core score than the average processor (4,064 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 7945hx3d has a higher PassMark single-core score than the average processor (4,064 vs 2,483). The average processor scores 2,483 in PassMark single-core.4,064 vs 2,483
  • 16x larger L3 cache
    AMD Ryzen 9 7945hx3d 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 7945hx3d 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 7945hx3d 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 7945hx3d has more CPU cores than the average processor (16 vs 6). The average processor has 6 CPU cores.16 vs 6
  • 3 year/s newer release date
    AMD Ryzen 9 7945hx3d has a newer release date than the average processor (2,023 vs 2,020).
  • 5.49x higher PassMark score
    AMD Ryzen 9 7945hx3d has a higher PassMark benchmark score than the average processor (57,779 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
  • 4.68x better multi-core performance
    AMD Ryzen 9 7945hx3d has a higher multi-core performance than the average processor (13,036 vs 2,783). The average processor scores 2,783 in Cinebench R20 multi-core.
  • 3.35x higher multi-core score
    AMD Ryzen 9 7945hx3d has a higher Geekbench 6 multi-core score than the average processor (16,080 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
  • 24 more CPU threads
    AMD Ryzen 9 7945hx3d has more CPU threads than the average processor (32 vs 8). The average processor has 8 CPU threads.
  • 89.2% higher single-core score
    AMD Ryzen 9 7945hx3d has a higher Geekbench 6 single-core score than the average processor (2,783 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
  • 63.7% better single-core performance
    AMD Ryzen 9 7945hx3d has a higher PassMark single-core score than the average processor (4,064 vs 2,483). The average processor scores 2,483 in PassMark single-core.
  • 10 more CPU cores
    AMD Ryzen 9 7945hx3d 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 7945hx3d 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.
  • 54.3% higher Cinebench R20 single-core score
    AMD Ryzen 9 7945hx3d has a higher Cinebench R20 single-core score than the average processor (747 vs 484). The average processor scores 484 in Cinebench R20 single-core.
  • Unlocked for overclocking
    AMD Ryzen 9 7945hx3d has an unlocked multiplier, the average processor does not.
  • 2 wider front-end design
    AMD Ryzen 9 7945hx3d has a higher front-end width than the average processor (6 vs 4). The average processor uses front-end width of 4.
  • 16x larger L3 cache
    AMD Ryzen 9 7945hx3d has a higher L3 cache than the average processor (128 MB vs 8 MB). The average processor has L3 cache of 8 MB.
  • 6.4x larger L2 cache
    AMD Ryzen 9 7945hx3d 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.
  • More advanced microarchitecture
    AMD Ryzen 9 7945hx3d uses a more advanced microarchitecture than the average processor (Dragon Range vs Kaby Lake).
  • 4.67x more L3 per core
    AMD Ryzen 9 7945hx3d 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.
  • 58.3% smaller process node
    AMD Ryzen 9 7945hx3d has a lower process node than the average processor (5 nm vs 12 nm). The average processor uses a process node of 12 nm.
  • 2.67x larger L1 cache
    AMD Ryzen 9 7945hx3d has a higher L1 cache than the average processor (1,024 KB vs 384 KB). The average processor has L1 cache of 384 KB.
  • More advanced foundry
    AMD Ryzen 9 7945hx3d uses a more advanced foundry process than the average processor (TSMC 5 nm vs Intel 14 nm).
  • 2x more L2 per core
    AMD Ryzen 9 7945hx3d 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.
  • 3.6x more transistors
    AMD Ryzen 9 7945hx3d has more transistors than the average processor (17.8 billion vs 4.95 billion). The average processor has 4.95 billion transistors.
  • 12 more PCIe lanes
    AMD Ryzen 9 7945hx3d has more PCIe lanes than the average processor (28 vs 16). The average processor offers 16 PCIe lanes.
  • Newer PCIe version
    AMD Ryzen 9 7945hx3d supports a newer PCIe version than the average processor (5 vs 3.0).
  • Supports memory overclocking
    AMD Ryzen 9 7945hx3d supports memory overclocking, the average processor does not.
  • 81.7% higher memory bandwidth
    AMD Ryzen 9 7945hx3d has a higher memory bandwidth than the average processor (83.2 GB/s vs 45.8 GB/s). The average processor offers memory bandwidth of 45.8 GB/s.
  • 77.3% higher memory speed
    AMD Ryzen 9 7945hx3d has a higher maximum memory speed than the average processor (5,200 MHz vs 2,933 MHz). The average processor supports memory speed of 2,933 MHz.
  • Newer DDR support
    AMD Ryzen 9 7945hx3d supports a newer DDR generation than the average processor (DDR5 vs DDR4).
  • Better integrated GPU
    AMD Ryzen 9 7945hx3d uses a better integrated GPU than the average processor (Radeon 610M vs Intel UHD Graphics 630).
  • 1 more supported displays
    AMD Ryzen 9 7945hx3d 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 7945hx3d 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 7945hx3d has fewer GPU execution units than the average processor (2 vs 24). The average processor has 24 GPU execution units.
  • 11 °C lower TJ Max
    AMD Ryzen 9 7945hx3d has a lower TJ Max than the average processor (89 °C vs 100 °C). The average processor has a TJ Max of 100 °C.
  • 22.2% higher base power
    AMD Ryzen 9 7945hx3d 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 7945hx3d has a higher TDP than the average processor (55 W vs 45 W). The average processor has a TDP of 45 W.
  • 11 °C lower TJ Max
    AMD Ryzen 9 7945hx3d has a lower TJ Max than the average processor (89 °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 7945hx3d has a lower TJ Max than the average processor (89 °C vs 100 °C). The average processor has a TJ Max of 100 °C.89 °C vs 100 °C
  • 10.92x more expensive
    AMD Ryzen 9 7945hx3d is more expensive than the average processor (£2,730 vs £250).
    AMD Ryzen 9 7945hx3d is more expensive than the average processor (£2,730 vs £250).£2,730 vs £250
  • 91.7% fewer GPU execution units
    AMD Ryzen 9 7945hx3d 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 7945hx3d 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 7945hx3d 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 7945hx3d 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 7945hx3d 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 7945hx3d 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 7945hx3d 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 7945hx3d 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
  • 4.4% worse value for money
    AMD Ryzen 9 7945hx3d has worse value for money than the average processor (6.10 vs 6.367).
    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.
    AMD Ryzen 9 7945hx3d has worse value for money than the average processor (6.10 vs 6.367).6.1 vs 6.37
Total
Overall
Platform
Integrated Graphics
Power & Thermal

Graphic comparison of AMD Ryzen 9 7945hx3d and other processors

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Third-party reviews

What customers like about AMD Ryzen 9 7945hx3d?

  • Unrivaled gaming performance, especially in CPU-bound titles like Far Cry 6 or simulation games.
  • Exceptional power efficiency under heavy multi-core loads, rivaling desktop-class chips at lower wattages.
  • Massive 128MB L3 cache significantly reduces latency and improves minimum frame rates.
  • Desktop-equivalent 16-core/32-thread architecture provides robust performance for creative and workstation tasks.

What customers dislike about AMD Ryzen 9 7945hx3d?

  • Extremely limited availability, historically exclusive to the Asus ROG Strix Scar 17.
  • High idle power consumption compared to Intel HX and other AMD mobile chips, impacting battery life.
  • Diminishing returns in performance at higher resolutions (4K) where GPU bottlenecks become more prominent.
  • Performance inconsistency in some titles if they fail to utilize the specific CCD containing the 3D V-Cache.
  • Operating temperatures can frequently exceed 90°C during intensive tasks.

Expert reviews

R
reviewed.com
06/03/2024
AMD Ryzen 9 7945HX3D is a laptop gaming beast - Reviewed

The AMD Ryzen 9 7945HX3D, featured in the Asus ROG Strix Scar 17 X3D, introduces 3D V-Cache technology to laptops, offering a 16-core, 32-thread configuration with a massive 144MB total cache to enhance data fetching. It provides unrivaled 1080p gaming performance, boasting up to 23% better efficiency than standard models at lower power levels. However, the chip suffers from high...Read more

P
pcgamer.com
22/08/2023
AMD Ryzen 9 7945HX3D hands-on testing: So, I found the world's fastest gaming laptop CPU - PC Gamer

The PC Gamer review identifies the AMD Ryzen 9 7945HX3D as the fastest mobile gaming processor at launch, leveraging 3D V-Cache technology to offer 144MB of L3 cache for improved gaming performance. It delivers significant frame rate boosts—up to 31% in some titles—and exceptional efficiency, acting as a "gaming beast" that maximizes high-end GPUs like the RTX 4090, particularly...Read more

G
guru3d.com
22/08/2023
AMD Ryzen 9 7945HX3D processor review - Guru 3d

The AMD Ryzen 9 7945HX3D, reviewed in the ASUS ROG Strix Scar 17, is the first mobile processor to feature 3D V-Cache technology, offering 128MB of L3 cache to significantly reduce gaming bottlenecks. This 16-core, 32-thread CPU provides desktop-class gaming performance with a 55W base TDP, setting a new standard for high-end laptops. Performance analysis indicates a 15% to over 30%...Read more

C
cpubenchmark.net
Q4 2023
AMD Ryzen 9 7945HX3D - CPU Benchmarks - PassMark

The AMD Ryzen 9 7945HX3D is a top-tier 16-core, 32-thread mobile processor utilizing Zen 4 architecture and AMD’s 3D V-Cache technology. By offering 144MB of total cache, it delivers a roughly 15% performance increase in gaming over the standard 7945HX, positioning it as a leading chip for high-end gaming laptops. It provides desktop-level gaming frame rates at 1080p and 1440p...Read more

W
windowscentral.com
22/08/2023
Testing the powerful AMD Ryzen 9 7945HX3D gaming laptop processor

The ASUS ROG Strix SCAR 17 X3D (2023) features the AMD Ryzen 9 7945HX3D processor and NVIDIA RTX 4090, offering top-tier, "ludicrous" gaming performance with superior thermal efficiency. A key pro is the exceptional cooling system, which keeps the machine running cool and relatively quiet under heavy loads. However, the $3,600 laptop features an older plastic chassis design and a...Read more

H
hwbusters.com
22/08/2023
AMD Ryzen 9 7945HX3D CPU/Asus ROG Strix SCAR 17 X3D Laptop Review: Performance, Thermals & Power Analysis

The Hardware Busters review highlights the ASUS ROG Strix SCAR 17 X3D, featuring the AMD Ryzen 9 7945HX3D, as the fastest mobile gaming CPU at release, thanks to 3D V-Cache technology. It delivers superior performance in cache-sensitive games, often surpassing Intel's i9-13980HX, while maintaining high efficiency within a 55W-75W TDP range. Pros include top-tier gaming performance,...Read more

P
pcgameshardware.de
22/08/2023
Asus ROG Strix Scar 17 X3D with Ryzen 9 7945HX3D Review

The Asus ROG Strix Scar 17, featuring the AMD Ryzen 9 7945HX3D, is defined as a "gaming monster" bringing 3D V-Cache technology to laptops for the first time, delivering 15–20% faster gaming performance than the standard 7945HX. This 16-core CPU achieves high frame rates while operating at impressive efficiency, often drawing less than 55W during intense gaming sessions. Key...Read more

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C
charlestech.fr
07/10/2023
Asus ROG STRIX Scar 17 G733P (Ryzen 9 7945HX3D) Review: Full and Detailed Analysis

The ASUS ROG Strix Scar 17 (G733P) is a high-end 2023 gaming laptop, featuring an AMD Ryzen 9 7945HX CPU and NVIDIA GeForce RTX 4090 GPU, acting as a "desktop replacement" with superior performance in gaming and rendering. Key pros include a 17.3-inch QHD 240Hz G-Sync display, excellent thermal management with liquid metal, and comprehensive connectivity, including USB4 and HDMI...Read more

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H
hardwareand.co
30/09/2025
CPU Duel on Minisforum Motherboards: Ryzen 9 7945HX or 7945HX3D for Performance?

Hardware&Co evaluates the Minisforum BD790i and BD790i X3D, two Mini-ITX motherboards featuring soldered Ryzen 9 7945HX and 7945HX3D mobile processors, offering high-end, 16-core performance with superior efficiency compared to desktop alternatives. The 7945HX (BD790i) delivers exceptional multi-threaded productivity at a lower price point but lacks the gaming-optimized 3D V-Cache...Read more

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N
noticias3d.com
22/08/2023
AMD Ryzen 9 7945HX3D Review: The Best Laptop Gaming Processor

The AMD Ryzen 9 7945HX3D, analyzed by Noticias3D, is the first mobile processor to feature 3D V-Cache technology, offering 128MB of L3 cache in a 16-core, 32-thread 5nm Zen 4 design. Designed to eliminate bottlenecks in gaming, it operates within a 55W–75W TDP with a 5.4 GHz boost clock, providing massive performance gains in titles like The Riftbreaker (up to 53% faster) at 1080p....Read more

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H
hwupgrade.it
22/08/2023
ASUS ROG Strix SCAR 17 X3D Review: 3D V-Cache arrives on notebooks with the Ryzen 9 7945HX3D

The ASUS ROG Strix Scar 17 X3D, featuring the AMD Ryzen 9 7945HX3D and NVIDIA RTX 4090, debuts 3D V-Cache technology in laptops, offering premier gaming performance with a 144MB L3 cache that boosts CPU-bound titles by 15-20% at 1080p. Key strengths include exceptional gaming speeds, efficient vapor chamber cooling, and a high-quality 240Hz QHD display, though it utilizes an older...Read more

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T
tweakers.net
22/08/2023
3D V-Cache in your laptop - ASUS ROG Scar 17 with Ryzen 9 7945HX3D

The Tweakers review of the Asus ROG Strix Scar 17 (G733PYV) highlights the debut of AMD’s 3D V-Cache technology, utilizing the Ryzen 9 7945HX3D paired with an Nvidia RTX 4090 to deliver top-tier gaming performance. While offering significant frame rate boosts in supported titles at 1080p and 1440p, the performance gains are highly game-dependent compared to the standard 7945HX...Read more

(Translated)Show original

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