AMD Ryzen Threadripper PRO 3955WX vs AMD Ryzen Threadripper PRO 3995WX

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CPU comparison with benchmarks


AMD Ryzen Threadripper PRO 3955WX CPU1 vs CPU2 AMD Ryzen Threadripper PRO 3995WX
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3995WX

CPU comparison

AMD Ryzen Threadripper PRO 3955WX or AMD Ryzen Threadripper PRO 3995WX - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD Ryzen Threadripper PRO 3955WX has 16 cores with 32 threads and clocks with a maximum frequency of 4.30 GHz. Up to 2048 GB of memory is supported in 8 memory channels. The AMD Ryzen Threadripper PRO 3955WX was released in Q1/2021.

The AMD Ryzen Threadripper PRO 3995WX has 64 cores with 128 threads and clocks with a maximum frequency of 4.20 GHz. The CPU supports up to 2048 GB of memory in 8 memory channels. The AMD Ryzen Threadripper PRO 3995WX was released in Q1/2021.
AMD Ryzen Threadripper PRO (15) Family AMD Ryzen Threadripper PRO (15)
AMD Ryzen Threadripper PRO 3000 (4) CPU group AMD Ryzen Threadripper PRO 3000 (4)
3 Generation 3
Castle Peak (Zen 2) Architecture Castle Peak (Zen 2)
Desktop / Server Segment Desktop / Server
-- Predecessor --
AMD Ryzen Threadripper PRO 5955WX Successor AMD Ryzen Threadripper PRO 5995WX

CPU Cores and Base Frequency

The AMD Ryzen Threadripper PRO 3955WX has 16 CPU cores and can calculate 32 threads in parallel. The clock frequency of the AMD Ryzen Threadripper PRO 3955WX is 3.90 GHz (4.30 GHz) while the AMD Ryzen Threadripper PRO 3995WX has 64 CPU cores and 128 threads can calculate simultaneously. The clock frequency of the AMD Ryzen Threadripper PRO 3995WX is at 2.70 GHz (4.20 GHz).

AMD Ryzen Threadripper PRO 3955WX Characteristic AMD Ryzen Threadripper PRO 3995WX
16 Cores 64
32 Threads 128
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking ? Yes
3.90 GHz Frequency 2.70 GHz
4.30 GHz Turbo Frequency (1 Core) 4.20 GHz
4.00 GHz Turbo Frequency (All Cores) 3.00 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

AMD Ryzen Threadripper PRO 3955WX Characteristic AMD Ryzen Threadripper PRO 3995WX
-- AI hardware --
-- AI specifications --

Internal Graphics

The AMD Ryzen Threadripper PRO 3955WX or AMD Ryzen Threadripper PRO 3995WX has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version --

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The AMD Ryzen Threadripper PRO 3955WX can use up to 2048 GB of memory in 8 memory channels. The maximum memory bandwidth is 51.2 GB/s. The AMD Ryzen Threadripper PRO 3995WX supports up to 2048 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 51.2 GB/s.

AMD Ryzen Threadripper PRO 3955WX Characteristic AMD Ryzen Threadripper PRO 3995WX
DDR4-3200 Memory DDR4-3200
2048 GB Max. Memory 2048 GB
8 (Octa Channel) Memory channels 8 (Octa Channel)
51.2 GB/s Max. Bandwidth 51.2 GB/s
Yes ECC Yes
8.00 MB L2 Cache 32.00 MB
64.00 MB L3 Cache 256.00 MB
4.0 PCIe version 4.0
128 PCIe lanes 128
252.0 GB/s PCIe Bandwidth 252.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the AMD Ryzen Threadripper PRO 3955WX is 280 W, while the AMD Ryzen Threadripper PRO 3995WX has a TDP of 280 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen Threadripper PRO 3955WX Characteristic AMD Ryzen Threadripper PRO 3995WX
280 W TDP (PL1 / PBP) 280 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
95 °C Tjunction max. 95 °C

Technical details

The AMD Ryzen Threadripper PRO 3955WX is manufactured in 7 nm and has 72.00 MB cache. The AMD Ryzen Threadripper PRO 3995WX is manufactured in 7 nm and has a 288.00 MB cache.

AMD Ryzen Threadripper PRO 3955WX Characteristic AMD Ryzen Threadripper PRO 3995WX
7 nm Technology 7 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
WRX8 (sWRX8) Socket WRX8 (sWRX8)
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2021 Release date Q1/2021
1149 $ Release price 5489 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
⌀ Multi core performance in 4 CPU benchmarks

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
1310 (100%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz
1266 (97%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
15679 (43%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz
36215 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
1656 (100%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz
1662 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
13740 (68%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz
20256 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
44270 (53%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz
83324 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 3.90 GHz
10843 (35%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 2.70 GHz
30917 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
0 (0%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz
1276 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
0 (0%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz
64355 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
0 (0%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 4.20 GHz
477 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
0 (0%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz
24463 (100%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
0 (0%)
AMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3995WX
64C 128T @ 3.00 GHz
994 (100%)

Devices using this processor

AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3995WX
Unknown Unknown

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