AMD Ryzen Threadripper PRO 3955WX vs Apple M2 Ultra (76-GPU)

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CPU comparison with benchmarks


AMD Ryzen Threadripper PRO 3955WX CPU1 vs CPU2 Apple M2 Ultra (76-GPU)
AMD Ryzen Threadripper PRO 3955WX Apple M2 Ultra (76-GPU)

CPU comparison

AMD Ryzen Threadripper PRO 3955WX or Apple M2 Ultra (76-GPU) - 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 Apple M2 Ultra (76-GPU) has 24 cores with 24 threads and clocks with a maximum frequency of 3.50 GHz. The CPU supports up to 192 GB of memory in 8 memory channels. The Apple M2 Ultra (76-GPU) was released in Q2/2023.
AMD Ryzen Threadripper PRO (15) Family Apple M series (25)
AMD Ryzen Threadripper PRO 3000 (4) CPU group Apple M2 (8)
3 Generation 2
Castle Peak (Zen 2) Architecture M2
Desktop / Server Segment Mobile
-- Predecessor Apple M1 Ultra (64-GPU)
AMD Ryzen Threadripper PRO 5955WX Successor --

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 Apple M2 Ultra (76-GPU) has 24 CPU cores and 24 threads can calculate simultaneously. The clock frequency of the Apple M2 Ultra (76-GPU) is at 0.66 GHz (3.50 GHz).

AMD Ryzen Threadripper PRO 3955WX Characteristic Apple M2 Ultra (76-GPU)
16 Cores 24
32 Threads 24
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading No
Yes Overclocking ? No
3.90 GHz (4.30 GHz) A-Core 0.66 GHz (3.50 GHz)
16x Avalanche
-- B-Core 0.60 GHz (2.42 GHz)
8x Blizzard

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 Apple M2 Ultra (76-GPU)
-- AI hardware Apple Neural Engine
-- AI specifications 32 Neural cores @ 31.6 TOPS

Internal Graphics

The AMD Ryzen Threadripper PRO 3955WX or Apple M2 Ultra (76-GPU) 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 Apple M2 Ultra (76 Core)
GPU frequency 0.45 GHz
-- GPU (Turbo) 1.40 GHz
-- GPU Generation 2
Technology 5 nm
Max. displays 8
-- Compute units 1216
-- Shader 9728
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 192 GB
-- 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 Apple M2 Ultra (76 Core)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode
No Codec AV1 No
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

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 Apple M2 Ultra (76-GPU) supports up to 192 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 819.1 GB/s.

AMD Ryzen Threadripper PRO 3955WX Characteristic Apple M2 Ultra (76-GPU)
DDR4-3200 Memory LPDDR5-6400
2048 GB Max. Memory 192 GB
8 (Octa Channel) Memory channels 8 (Octa Channel)
51.2 GB/s Max. Bandwidth 819.1 GB/s
Yes ECC No
8.00 MB L2 Cache 72.00 MB
64.00 MB L3 Cache --
4.0 PCIe version 4.0
128 PCIe lanes 64
252.0 GB/s PCIe Bandwidth 126.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the AMD Ryzen Threadripper PRO 3955WX is 280 W, while the Apple M2 Ultra (76-GPU) has a TDP of 80 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen Threadripper PRO 3955WX Characteristic Apple M2 Ultra (76-GPU)
280 W TDP (PL1 / PBP) 80 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
95 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen Threadripper PRO 3955WX is manufactured in 7 nm and has 72.00 MB cache. The Apple M2 Ultra (76-GPU) is manufactured in 5 nm and has a 72.00 MB cache.

AMD Ryzen Threadripper PRO 3955WX Characteristic Apple M2 Ultra (76-GPU)
7 nm Technology 5 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8.5-A (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions Rosetta 2 x86-Emulation
WRX8 (sWRX8) Socket --
AMD-V, SVM Virtualization Apple Virtualization Framework
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems macOS, iPadOS
Q1/2021 Release date Q2/2023
1149 $ Release price --
show more data show more data


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Here you can rate the AMD Ryzen Threadripper PRO 3955WX to help other visitors make their purchasing decisions. The average rating is 5.0 stars (2 ratings). Rate now:
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen Threadripper PRO 3955WX (65%)
Apple M2 Ultra (76-GPU) (100%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Ryzen Threadripper PRO 3955WX (70%)
Apple M2 Ultra (76-GPU) (100%)

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 (68%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1940 (100%)

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 (56%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
27860 (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 (62%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
2689 (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 (64%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
21450 (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 (91%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
48560 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
126 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1918 (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%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1695 (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%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
28570 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
@ 0.00 GHz
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
Apple M2 Ultra (76 Core) @ 1.40 GHz
26980 (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 (100%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 0.66 GHz
0 (0%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
3.90 GHz
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
28,570 CB R23 MC @ 80 W
357 (100%)

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 3.90 GHz
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 0.66 GHz
31.6 (100%)

Devices using this processor

AMD Ryzen Threadripper PRO 3955WX Apple M2 Ultra (76-GPU)
Unknown Unknown

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