Ryzen 9 7940HS vs Ryzen Threadripper PRO 3975WX

Aggregate performance score

Ryzen Threadripper PRO 3975WX
2020
32 cores / 64 threads, 280 Watt
40.14
+106%
Ryzen 9 7940HS
2023
8 cores / 16 threads, 35 Watt
19.50

Ryzen Threadripper PRO 3975WX outperforms Ryzen 9 7940HS by a whopping 106% based on our aggregate benchmark results.

Primary details

Comparing Ryzen Threadripper PRO 3975WX and Ryzen 9 7940HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking67300
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
SeriesAMD Ryzen Threadripperno data
Power efficiency13.3151.75
Architecture codenameMatisse (2019−2020)Phoenix-HS (Zen 4) (2023)
Release date14 July 2020 (4 years ago)January 2023 (1 year ago)

Detailed specifications

Ryzen Threadripper PRO 3975WX and Ryzen 9 7940HS basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores32 (Dotriaconta-Core)8 (Octa-Core)
Threads6416
Base clock speed3.5 GHz4 GHz
Boost clock speed4.2 GHz5.2 GHz
Multiplier35no data
L1 cache2 MB64K (per core)
L2 cache16 MB1 MB (per core)
L3 cache128 MB16 MB (shared)
Chip lithography7 nm, 12 nm4 nm
Die size74 mm2178 mm2
Maximum core temperature95 °C100 °C
Maximum case temperature (TCase)95 °Cno data
Number of transistors23540 Million25,000 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Ryzen Threadripper PRO 3975WX and Ryzen 9 7940HS compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketsWRX8FP8
Power consumption (TDP)280 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper PRO 3975WX and Ryzen 9 7940HS. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost 2, XFR 2Ryzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI++
FMA-+
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen Threadripper PRO 3975WX and Ryzen 9 7940HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper PRO 3975WX and Ryzen 9 7940HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5
Maximum memory size2 TiBno data
Maximum memory bandwidth204.8 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card-AMD Radeon 780M

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper PRO 3975WX and Ryzen 9 7940HS.

PCIe version4.04.0
PCI Express lanes12820

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Ryzen Threadripper PRO 3975WX 40.14
+106%
Ryzen 9 7940HS 19.50

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Ryzen Threadripper PRO 3975WX 62572
+106%
Ryzen 9 7940HS 30389

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Ryzen Threadripper PRO 3975WX 1632
Ryzen 9 7940HS 2460
+50.7%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Ryzen Threadripper PRO 3975WX 14680
+27%
Ryzen 9 7940HS 11560

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Ryzen Threadripper PRO 3975WX 5884
Ryzen 9 7940HS 7837
+33.2%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Ryzen Threadripper PRO 3975WX 53924
+10.6%
Ryzen 9 7940HS 48751

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Ryzen Threadripper PRO 3975WX 16923
+7.9%
Ryzen 9 7940HS 15689

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Ryzen Threadripper PRO 3975WX 3.63
Ryzen 9 7940HS 2.7
+34.4%

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Ryzen Threadripper PRO 3975WX 52
+71.2%
Ryzen 9 7940HS 30

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Ryzen Threadripper PRO 3975WX 7053
+165%
Ryzen 9 7940HS 2661

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Ryzen Threadripper PRO 3975WX 201
Ryzen 9 7940HS 284
+41%

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

Ryzen Threadripper PRO 3975WX 2.19
Ryzen 9 7940HS 3.38
+54.3%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Ryzen Threadripper PRO 3975WX 27
+78.8%
Ryzen 9 7940HS 15.1

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Ryzen Threadripper PRO 3975WX 193
+33.9%
Ryzen 9 7940HS 144

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Ryzen Threadripper PRO 3975WX 268
Ryzen 9 7940HS 293
+9.1%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

Ryzen Threadripper PRO 3975WX 6530
Ryzen 9 7940HS 7490
+14.7%

Geekbench 5.5 Multi-Core

Ryzen Threadripper PRO 3975WX 28798
+138%
Ryzen 9 7940HS 12111

Blender(-)

Ryzen Threadripper PRO 3975WX 69
Ryzen 9 7940HS 189
+172%

Geekbench 5.5 Single-Core

Ryzen Threadripper PRO 3975WX 1285
Ryzen 9 7940HS 1986
+54.6%

7-Zip Single

Ryzen Threadripper PRO 3975WX 5140
Ryzen 9 7940HS 6652
+29.4%

7-Zip

Ryzen Threadripper PRO 3975WX 141386
+98.9%
Ryzen 9 7940HS 71086

WebXPRT 3

Ryzen Threadripper PRO 3975WX 198
Ryzen 9 7940HS 317
+60.1%

Gaming performance

Pros & cons summary


Performance score 40.14 19.50
Physical cores 32 8
Threads 64 16
Chip lithography 7 nm 4 nm
Power consumption (TDP) 280 Watt 35 Watt

Ryzen Threadripper PRO 3975WX has a 105.8% higher aggregate performance score, and 300% more physical cores and 300% more threads.

Ryzen 9 7940HS, on the other hand, has a 75% more advanced lithography process, and 700% lower power consumption.

The Ryzen Threadripper PRO 3975WX is our recommended choice as it beats the Ryzen 9 7940HS in performance tests.

Be aware that Ryzen Threadripper PRO 3975WX is a server/workstation processor while Ryzen 9 7940HS is a notebook one.


Should you still have questions on choice between Ryzen Threadripper PRO 3975WX and Ryzen 9 7940HS, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD Ryzen Threadripper PRO 3975WX
Ryzen Threadripper PRO 3975WX
AMD Ryzen 9 7940HS
Ryzen 9 7940HS

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.1 88 votes

Rate Ryzen Threadripper PRO 3975WX on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.4 990 votes

Rate Ryzen 9 7940HS on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Ryzen Threadripper PRO 3975WX or Ryzen 9 7940HS, agree or disagree with our judgements, or report an error or mismatch.