AMD EPYC 9254 vs AMD EPYC 9554

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CPU comparison with benchmarks


AMD EPYC 9254 CPU1 vs CPU2 AMD EPYC 9554
AMD EPYC 9254 AMD EPYC 9554

CPU comparison

In this CPU comparison, we compare the AMD EPYC 9254 and the AMD EPYC 9554 and use benchmarks to check which processor is faster.

We compare the AMD EPYC 9254 24 core processor released in Q4/2022 with the AMD EPYC 9554 which has 64 CPU cores and was introduced in Q4/2022.
AMD EPYC (129) Family AMD EPYC (129)
AMD EPYC 9004 (21) CPU group AMD EPYC 9004 (21)
4 Generation 4
Genoa / Genoa-X (Zen 4) Architecture Genoa / Genoa-X (Zen 4)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor AMD EPYC 9555

CPU Cores and Base Frequency

The AMD EPYC 9254 is a 24 core processor with a clock frequency of 2.90 GHz (4.15 GHz). The processor can compute 48 threads at the same time. The AMD EPYC 9554 clocks with 3.10 GHz (3.75 GHz), has 64 CPU cores and can calculate 128 threads in parallel.

AMD EPYC 9254 Characteristic AMD EPYC 9554
24 Cores 64
48 Threads 128
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.90 GHz Frequency 3.10 GHz
4.15 GHz Turbo Frequency (1 Core) 3.75 GHz
3.90 GHz Turbo Frequency (All Cores) 3.75 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AMD EPYC 9254 Characteristic AMD EPYC 9554
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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 6144 GB of memory in a maximum of 12 memory channels is supported by the AMD EPYC 9254, while the AMD EPYC 9554 supports a maximum of 6144 GB of memory with a maximum memory bandwidth of 460.8 GB/s enabled.

AMD EPYC 9254 Characteristic AMD EPYC 9554
DDR5-4800 Memory DDR5-4800
6144 GB Max. Memory 6144 GB
12 Memory channels 12
460.8 GB/s Max. Bandwidth 460.8 GB/s
Yes ECC Yes
24.00 MB L2 Cache 64.00 MB
128.00 MB L3 Cache 256.00 MB
5.0 PCIe version 5.0
128 PCIe lanes 128
504.1 GB/s PCIe Bandwidth 504.1 GB/s

Thermal Management

The AMD EPYC 9254 has a TDP of 200 W. The TDP of the AMD EPYC 9554 is 360 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD EPYC 9254 Characteristic AMD EPYC 9554
200 W TDP (PL1 / PBP) 360 W
-- TDP (PL2) --
240 W TDP up 400 W
-- TDP down 320 W
100 °C Tjunction max. 100 °C

Technical details

The AMD EPYC 9254 has 152.00 MB cache and is manufactured in 5 nm. The cache of AMD EPYC 9554 is at 320.00 MB. The processor is manufactured in 5 nm.

AMD EPYC 9254 Characteristic AMD EPYC 9554
5 nm Technology 5 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI ISA extensions SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI
SP5 Socket SP5
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows Server 2022, Linux, Windows 11 Operating systems Windows Server 2022, Linux, Windows 11
Q4/2022 Release date Q4/2022
2299 $ Release price 9087 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD EPYC 9254 (100%)
AMD EPYC 9554 (92%)
⌀ Multi core performance in 1 CPU benchmarks
AMD EPYC 9254 (76%)
AMD EPYC 9554 (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 EPYC 9254 AMD EPYC 9254
24C 48T @ 4.15 GHz
2233 (100%)
AMD EPYC 9554 AMD EPYC 9554
64C 128T @ 3.75 GHz
2064 (92%)

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 EPYC 9254 AMD EPYC 9254
24C 48T @ 3.90 GHz
18023 (76%)
AMD EPYC 9554 AMD EPYC 9554
64C 128T @ 3.75 GHz
23869 (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 EPYC 9254 AMD EPYC 9254
24C 48T @ 4.15 GHz
0 (0%)
AMD EPYC 9554 AMD EPYC 9554
64C 128T @ 3.75 GHz
1568 (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 EPYC 9254 AMD EPYC 9254
24C 48T @ 3.90 GHz
0 (0%)
AMD EPYC 9554 AMD EPYC 9554
64C 128T @ 3.75 GHz
65664 (100%)

Devices using this processor

AMD EPYC 9254 AMD EPYC 9554
Unknown Unknown

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