Ryzen Threadripper PRO 3995WX vs Ryzen Threadripper PRO 3975WX

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Aggregate performance score

Ryzen Threadripper PRO 3975WX
2020
32 cores / 64 threads, 280 Watt
39.34
Ryzen Threadripper PRO 3995WX
2020
64 cores / 128 threads, 280 Watt
52.69
+33.9%

Ryzen Threadripper PRO 3995WX outperforms Ryzen Threadripper PRO 3975WX by a substantial 34% based on our aggregate benchmark results.

Primary details

Comparing Ryzen Threadripper PRO 3975WX and Ryzen Threadripper PRO 3995WX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking6927
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data6.36
Market segmentServerServer
SeriesAMD Ryzen ThreadripperAMD Ryzen Threadripper
Power efficiency13.3017.81
Architecture codenameMatisse (2019−2020)Matisse (2019−2020)
Release date14 July 2020 (4 years ago)14 July 2020 (4 years ago)
Launch price (MSRP)no data$5,500

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen Threadripper PRO 3975WX and Ryzen Threadripper PRO 3995WX 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)64 (Tetrahexaconta-Core)
Threads64128
Base clock speed3.5 GHz2.7 GHz
Boost clock speed4.2 GHz4.2 GHz
Multiplier3527
L1 cache2 MB4 MB
L2 cache16 MB32 MB
L3 cache128 MB256 MB
Chip lithography7 nm, 12 nm7 nm, 12 nm
Die size74 mm274 mm2
Maximum core temperature95 °C95 °C
Maximum case temperature (TCase)95 °C95 °C
Number of transistors23540 Million38740 Million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Ryzen Threadripper PRO 3975WX and Ryzen Threadripper PRO 3995WX 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
SocketsWRX8sWRX8
Power consumption (TDP)280 Watt280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper PRO 3975WX and Ryzen Threadripper PRO 3995WX. 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 2MMX, 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 2
AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen Threadripper PRO 3975WX and Ryzen Threadripper PRO 3995WX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper PRO 3975WX and Ryzen Threadripper PRO 3995WX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR4-3200
Maximum memory size2 TiB2 TiB
Maximum memory bandwidth204.8 GB/s204.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card--

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper PRO 3975WX and Ryzen Threadripper PRO 3995WX.

PCIe version4.04.0
PCI Express lanes128128

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 39.34
Ryzen Threadripper PRO 3995WX 52.69
+33.9%

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 62485
Ryzen Threadripper PRO 3995WX 83697
+33.9%

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 1634
+3.9%
Ryzen Threadripper PRO 3995WX 1572

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 14705
+7.5%
Ryzen Threadripper PRO 3995WX 13683

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
+5.1%
Ryzen Threadripper PRO 3995WX 5596

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
+2.2%
Ryzen Threadripper PRO 3995WX 52743

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
+1.6%
Ryzen Threadripper PRO 3995WX 16656

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
+68.3%
Ryzen Threadripper PRO 3995WX 6.11

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
Ryzen Threadripper PRO 3995WX 54
+4%

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
Ryzen Threadripper PRO 3995WX 9706
+37.6%

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
+3.1%
Ryzen Threadripper PRO 3995WX 195

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
+3.3%
Ryzen Threadripper PRO 3995WX 2.12

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
+3.8%
Ryzen Threadripper PRO 3995WX 26

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 Threadripper PRO 3995WX 6689
+2.4%

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
+0.3%
Ryzen Threadripper PRO 3995WX 193

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
+1.5%
Ryzen Threadripper PRO 3995WX 264

Geekbench 5.5 Multi-Core

Ryzen Threadripper PRO 3975WX 28798
+93.5%
Ryzen Threadripper PRO 3995WX 14881

Blender(-)

Ryzen Threadripper PRO 3975WX 69
+45.2%
Ryzen Threadripper PRO 3995WX 48

Geekbench 5.5 Single-Core

Ryzen Threadripper PRO 3975WX 1285
Ryzen Threadripper PRO 3995WX 1720
+33.9%

7-Zip Single

Ryzen Threadripper PRO 3975WX 5140
+2.4%
Ryzen Threadripper PRO 3995WX 5021

7-Zip

Ryzen Threadripper PRO 3975WX 141386
+0.9%
Ryzen Threadripper PRO 3995WX 140172

WebXPRT 3

Ryzen Threadripper PRO 3975WX 198
Ryzen Threadripper PRO 3995WX 229
+15.7%

Gaming performance

Pros & cons summary


Performance score 39.34 52.69
Physical cores 32 64
Threads 64 128

Ryzen Threadripper PRO 3995WX has a 33.9% higher aggregate performance score, and 100% more physical cores and 100% more threads.

The Ryzen Threadripper PRO 3995WX is our recommended choice as it beats the Ryzen Threadripper PRO 3975WX in performance tests.


Should you still have questions on choice between Ryzen Threadripper PRO 3975WX and Ryzen Threadripper PRO 3995WX, ask them in Comments section, and we shall answer.

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AMD Ryzen Threadripper PRO 3975WX
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AMD Ryzen Threadripper PRO 3995WX
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Community ratings

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