AMD Ryzen 9 PRO 7945 vs AMD EPYC 7401P

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CPU comparison with benchmarks


AMD Ryzen 9 PRO 7945 CPU1 vs CPU2 AMD EPYC 7401P
AMD Ryzen 9 PRO 7945 AMD EPYC 7401P

CPU comparison

In this CPU comparison, we compare the AMD Ryzen 9 PRO 7945 and the AMD EPYC 7401P and use benchmarks to check which processor is faster.

We compare the AMD Ryzen 9 PRO 7945 12 core processor released in Q2/2023 with the AMD EPYC 7401P which has 24 CPU cores and was introduced in Q3/2017.
AMD Ryzen 9 PRO (4) Family AMD EPYC (129)
AMD Ryzen 7000 (14) CPU group AMD EPYC 7001 (12)
6 Generation 1
Raphael (Zen 4) Architecture Naples (Zen)
Desktop / Server Segment Desktop / Server
-- Predecessor --
AMD Ryzen 9 PRO 8945HS Successor --

CPU Cores and Base Frequency

The AMD Ryzen 9 PRO 7945 is a 12 core processor with a clock frequency of 3.70 GHz (5.40 GHz). The processor can compute 24 threads at the same time. The AMD EPYC 7401P clocks with 2.00 GHz (3.00 GHz), has 24 CPU cores and can calculate 48 threads in parallel.

AMD Ryzen 9 PRO 7945 Characteristic AMD EPYC 7401P
12 Cores 24
24 Threads 48
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking ? No
3.70 GHz Frequency 2.00 GHz
5.40 GHz Turbo Frequency (1 Core) 3.00 GHz
4.70 GHz Turbo Frequency (All Cores) 2.80 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 9 PRO 7945 Characteristic AMD EPYC 7401P
-- 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.

AMD Radeon Graphics (Raphael) GPU no iGPU
0.40 GHz GPU frequency --
2.20 GHz GPU (Turbo) --
9 GPU Generation --
5 nm Technology
3 Max. displays
2 Compute units --
128 Shader --
No Hardware Raytracing No
No Frame Generation No
8 GB Max. GPU Memory --
12 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.

AMD Radeon Graphics (Raphael) GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

Up to 128 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 9 PRO 7945, while the AMD EPYC 7401P supports a maximum of GB of memory with a maximum memory bandwidth of 170.6 GB/s enabled.

AMD Ryzen 9 PRO 7945 Characteristic AMD EPYC 7401P
DDR5-5200 Memory DDR4-2400, DDR4-2666
128 GB Max. Memory
2 (Dual Channel) Memory channels 8 (Octa Channel)
83.2 GB/s Max. Bandwidth 170.6 GB/s
Yes ECC Yes
12.00 MB L2 Cache --
64.00 MB L3 Cache 64.00 MB
5.0 PCIe version 3.0
24 PCIe lanes 128
94.5 GB/s PCIe Bandwidth 126.1 GB/s

Thermal Management

The AMD Ryzen 9 PRO 7945 has a TDP of 65 W. The TDP of the AMD EPYC 7401P is 170 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen 9 PRO 7945 Characteristic AMD EPYC 7401P
65 W TDP (PL1 / PBP) 170 W
88 W TDP (PL2) --
170 W TDP up --
-- TDP down --
95 °C Tjunction max. --

Technical details

The AMD Ryzen 9 PRO 7945 has 76.00 MB cache and is manufactured in 5 nm. The cache of AMD EPYC 7401P is at 64.00 MB. The processor is manufactured in 14 nm.

AMD Ryzen 9 PRO 7945 Characteristic AMD EPYC 7401P
5 nm Technology 14 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
AM5 (LGA 1718) Socket SP3
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q2/2023 Release date Q3/2017
-- Release price 1450 $
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Rate these processors

Here you can rate the AMD Ryzen 9 PRO 7945 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (3 ratings). Rate now:
Here you can rate the AMD EPYC 7401P 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 3 CPU benchmarks
AMD Ryzen 9 PRO 7945 (100%)
AMD EPYC 7401P (37%)
⌀ Multi core performance in 4 CPU benchmarks
AMD Ryzen 9 PRO 7945 (100%)
AMD EPYC 7401P (59%)

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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 5.40 GHz
2206 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 3.00 GHz
804 (36%)

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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 4.70 GHz
21140 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 2.80 GHz
13986 (66%)

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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 5.40 GHz
2798 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 3.00 GHz
928 (33%)

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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 4.70 GHz
16832 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 2.80 GHz
7954 (47%)

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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 4.70 GHz
49250 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 2.80 GHz
28283 (57%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 5.40 GHz
314 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 3.00 GHz
132 (42%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 4.70 GHz
4796 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 2.80 GHz
3156 (66%)

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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 5.40 GHz
1964 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 3.00 GHz
0 (0%)

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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 4.70 GHz
28905 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 2.80 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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 5.40 GHz
764 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 3.00 GHz
0 (0%)

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 9 PRO 7945 AMD Ryzen 9 PRO 7945
12C 24T @ 4.70 GHz
11088 (100%)
AMD EPYC 7401P AMD EPYC 7401P
24C 48T @ 2.80 GHz
0 (0%)

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 9 PRO 7945 AMD Ryzen 9 PRO 7945
AMD Radeon Graphics (Raphael) @ 2.20 GHz
563 (100%)
AMD EPYC 7401P AMD EPYC 7401P
@ 0.00 GHz
0 (0%)

Devices using this processor

AMD Ryzen 9 PRO 7945 AMD EPYC 7401P
Unknown Unknown

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