AMD EPYC 9554 vs AMD Ryzen 9 7950X

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

AMD EPYC 9554 or AMD EPYC 9554 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The AMD EPYC 9554 features 64 processor cores and has the capability to manage 128 threads concurrently.
It was released in Q4/2022 and belongs to the 4 generation of the AMD EPYC series.
To use the AMD EPYC 9554, you'll need a motherboard with a SP5 socket.
The AMD Ryzen 9 7950X features 16 processor cores and has the capability to manage 32 threads concurrently.
It was released in Q4/2022 and belongs to the 6 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 7950X, you'll need a motherboard with a AM5 (LGA 1718) socket.
AMD EPYC 9004 Group AMD Ryzen 7000
4 Generation 6
Desktop / Server Segment Desktop / Server
AMD EPYC 9554 Name AMD Ryzen 9 7950X
AMD EPYC Family AMD Ryzen 9
 
 

CPU Cores and Base Frequency

The AMD EPYC 9554 has 64 CPU cores and can calculate 128 threads in parallel.
The clock frequency of the AMD EPYC 9554 is 3.1 GHz
and turbo frequency for one core is 3.75 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD Ryzen 9 7950X has 16 CPU cores and can calculate 32 threads in parallel.
The clock frequency of the AMD Ryzen 9 7950X is 4.5 GHz
and turbo frequency for one core is 5.7 GHz.
128 Threads 32
64x Zen 4 Cores 16x
64 CPU Cores 16
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking Yes
3.75 GHz Turbo Frequency (1 core) 5.7 GHz
3.1 GHz Frequency 4.5 GHz
 
 

Internal Graphics

The AMD EPYC 9554 does not have integrated graphics.
The AMD Ryzen 9 7950X has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 9 7950X uses the AMD Radeon Graphics (Raphael), which has 128 texture shaders
and 2 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- Shaders 128
-- Release date Q3/2022
-- Technology 5 nm
-- Direct X 12
0 bytes Max. GPU Memory 8.0 GB
-- Max. displays --
-- Execution units 2
-- GPU frequency 0.4 GHz
-- Generation 9
-- GPU (Turbo) 2.2 GHz
GPU name AMD Radeon Graphics (Raphael)
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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.
-- VP8 Decode / Encode
-- VC-1 Decode
-- JPEG Decode / Encode
-- AV1 No
-- h265 / HEVC (8 bit) Decode / Encode
-- AVC Decode / Encode
-- h264 Decode / Encode
-- VP9 Decode / Encode
-- h265 / HEVC (10 bit) Decode / Encode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 6.0 TB distributed across 12 memory channels. It offers a peak memory bandwidth of 461.0 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 83.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
Yes AES-NI Yes
DDR5-4800 Memory type DDR5-5200
Yes ECC Yes
6.0 TB Max. Memory 128.0 GB
12 Memory channels 2
461.0 GB/s Bandwidth 83.2 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 360 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 170 W watts.
None TDP (PL2) 230 W
320 W TDP down None
400 W TDP up None
360 W TDP (PL1 / PBP) 170 W
100 °C Tjunction max 95 °C
 
 

Technical details

The AMD EPYC 9554 is manufactured using a 5 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 256.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 9 7950X is manufactured using a 5 nm process.
In total, this processor boasts a generous 64.0 MB cache.
Q4/2022 Release date Q4/2022
AMD-V, SVM Virtualization AMD-V, SVM
SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2, AVX512
5 nm Technology 5 nm
Chiplet Chip design Chiplet
9087 $ Release price 699 $
Genoa (Zen 4) Architecture Raphael (Zen 4)
256.0 MB L3-Cache 64.0 MB
Linux, Windows 11, Windows Server 2022 Operating systems Windows 10, Linux, Windows 11
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
100-000000790 Part Number 100-100000514WOF
SP5 Socket AM5 (LGA 1718)
64.0 MB L2-Cache 16.0 MB
 
 

Benchmarks

Geekbench 5, 64bit (Multi-Core)

AMD EPYC 9554
64C 128T @ 3.1 GHz
65664
65664
AMD Ryzen 9 7950X
16C 32T @ 4.5 GHz
24265
24265

Geekbench 6 (Multi-Core)

AMD EPYC 9554
64C 128T @ 3.1 GHz
23869
23869
AMD Ryzen 9 7950X
16C 32T @ 4.5 GHz
20755
20755

Geekbench 6 (Single-Core)

AMD Ryzen 9 7950X
16C 32T @ 4.5 GHz
2974
2974
AMD EPYC 9554
64C 128T @ 3.1 GHz
2064
2064

Geekbench 5, 64bit (Single-Core)

AMD Ryzen 9 7950X
16C 32T @ 4.5 GHz
2242
2242
AMD EPYC 9554
64C 128T @ 3.1 GHz
1568
1568