AMD Ryzen Threadripper PRO 5945WX vs AMD Ryzen Threadripper PRO 3945WX

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CPU comparison with benchmarks


AMD Ryzen Threadripper PRO 5945WX CPU1 vs CPU2 AMD Ryzen Threadripper PRO 3945WX
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 3945WX

CPU comparison

In this CPU comparison, we compare the AMD Ryzen Threadripper PRO 5945WX and the AMD Ryzen Threadripper PRO 3945WX and use benchmarks to check which processor is faster.

We compare the AMD Ryzen Threadripper PRO 5945WX 12 core processor released in Q1/2022 with the AMD Ryzen Threadripper PRO 3945WX which has 12 CPU cores and was introduced in Q1/2021.
AMD Ryzen Threadripper PRO (15) Family AMD Ryzen Threadripper PRO (15)
AMD Ryzen Threadripper PRO 5000 (5) CPU group AMD Ryzen Threadripper PRO 3000 (4)
4 Generation 3
Chagall (Zen 3) Architecture Castle Peak (Zen 2)
Desktop / Server Segment Desktop / Server
AMD Ryzen Threadripper PRO 3945WX Predecessor --
AMD Ryzen Threadripper PRO 7945WX Successor AMD Ryzen Threadripper PRO 5945WX

CPU Cores and Base Frequency

The AMD Ryzen Threadripper PRO 5945WX is a 12 core processor with a clock frequency of 4.10 GHz (4.50 GHz). The processor can compute 24 threads at the same time. The AMD Ryzen Threadripper PRO 3945WX clocks with 4.00 GHz (4.30 GHz), has 12 CPU cores and can calculate 24 threads in parallel.

AMD Ryzen Threadripper PRO 5945WX Characteristic AMD Ryzen Threadripper PRO 3945WX
12 Cores 12
24 Threads 24
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? Yes
4.10 GHz Frequency 4.00 GHz
4.50 GHz Turbo Frequency (1 Core) 4.30 GHz
4.30 GHz Turbo Frequency (All Cores) 4.20 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 5945WX Characteristic AMD Ryzen Threadripper PRO 3945WX
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

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

Up to 2048 GB of memory in a maximum of 8 memory channels is supported by the AMD Ryzen Threadripper PRO 5945WX, while the AMD Ryzen Threadripper PRO 3945WX supports a maximum of 2048 GB of memory with a maximum memory bandwidth of 51.2 GB/s enabled.

AMD Ryzen Threadripper PRO 5945WX Characteristic AMD Ryzen Threadripper PRO 3945WX
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
6.00 MB L2 Cache 6.00 MB
64.00 MB L3 Cache 64.00 MB
4.0 PCIe version 4.0
128 PCIe lanes 128
252.0 GB/s PCIe Bandwidth 252.0 GB/s

Thermal Management

The AMD Ryzen Threadripper PRO 5945WX has a TDP of 280 W. The TDP of the AMD Ryzen Threadripper PRO 3945WX is 280 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen Threadripper PRO 5945WX Characteristic AMD Ryzen Threadripper PRO 3945WX
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 5945WX has 70.00 MB cache and is manufactured in 7 nm. The cache of AMD Ryzen Threadripper PRO 3945WX is at 70.00 MB. The processor is manufactured in 7 nm.

AMD Ryzen Threadripper PRO 5945WX Characteristic AMD Ryzen Threadripper PRO 3945WX
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
Q1/2022 Release date Q1/2021
-- Release price --
show more data show more data


Rate these processors

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Here you can rate the AMD Ryzen Threadripper PRO 3945WX to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen Threadripper PRO 5945WX (100%)
AMD Ryzen Threadripper PRO 3945WX (81%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Ryzen Threadripper PRO 5945WX (100%)
AMD Ryzen Threadripper PRO 3945WX (83%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
1604 (100%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
1307 (81%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
15324 (100%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
12828 (84%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
2054 (100%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
1652 (80%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
13824 (100%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
11500 (83%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
40810 (100%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
33450 (82%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
1508 (100%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
0 (0%)

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 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
585 (100%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
0 (0%)

Devices using this processor

AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 3945WX
Unknown Unknown

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