AMD Ryzen 9 5950X vs AMD EPYC 9454

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen 9 5950X or AMD Ryzen 9 5950X – 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 Ryzen 9 5950X features 16 processor cores and has the capability to manage 32 threads concurrently.
It was released in Q4/2020 and belongs to the 4 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 5950X, you'll need a motherboard with a AM4 (PGA 1331) socket.
The AMD EPYC 9454 features 48 processor cores and has the capability to manage 96 threads concurrently.
It was released in Q4/2022 and belongs to the 4 generation of the AMD EPYC series.
To use the AMD EPYC 9454, you'll need a motherboard with a SP5 socket.
Desktop / Server Segment Desktop / Server
AMD Ryzen 9 5950X Name AMD EPYC 9454
AMD Ryzen 9 Family AMD EPYC
4 Generation 4
AMD Ryzen 5000 Group AMD EPYC 9004
 
 

CPU Cores and Base Frequency

The AMD Ryzen 9 5950X has 16 CPU cores and can calculate 32 threads in parallel.
The clock frequency of the AMD Ryzen 9 5950X is 3.4 GHz
and turbo frequency for one core is 4.9 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD EPYC 9454 has 48 CPU cores and can calculate 96 threads in parallel.
The clock frequency of the AMD EPYC 9454 is 2.75 GHz
and turbo frequency for one core is 3.8 GHz.
4.9 GHz Turbo Frequency (1 core) 3.8 GHz
Yes Overclocking No
normal Core architecture normal
3.4 GHz Frequency 2.75 GHz
32 Threads 96
Yes Hyperthreading Yes
16 CPU Cores 48
16x Cores 48x Zen 4
 
 

Internal Graphics

The AMD Ryzen 9 5950X does not have integrated graphics.
The AMD EPYC 9454 does not have integrated graphics.
-- GPU frequency --
-- Release date --
-- Direct X --
GPU name
-- Technology --
-- Max. displays --
-- Shaders --
0 bytes Max. GPU Memory 0 bytes
-- Execution units --
-- Generation --
-- GPU (Turbo) --
 
 

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.
-- AVC --
-- VC-1 --
-- VP9 --
-- h265 / HEVC (10 bit) --
-- h264 --
-- VP8 --
-- h265 / HEVC (8 bit) --
-- JPEG --
-- AV1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 51.2 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 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.
2 Memory channels 12
128.0 GB Max. Memory 6.0 TB
pci PCIe pci
Yes AES-NI Yes
Yes ECC Yes
51.2 GB/s Bandwidth 461.0 GB/s
DDR4-3200 Memory type DDR5-4800
 
 

Thermal Management

The processor has a thermal design power (TDP) of 105 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 290 W watts.
None TDP up 300 W
95 °C Tjunction max 100 °C
142 W TDP (PL2) None
105 W TDP (PL1 / PBP) 290 W
None TDP down 240 W
 
 

Technical details

The AMD Ryzen 9 5950X is manufactured using a 7 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 64.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD EPYC 9454 is manufactured using a 5 nm process.
In total, this processor boasts a generous 256.0 MB cache.
Q4/2020 Release date Q4/2022
-- Part Number 100-000000478
8.0 MB L2-Cache 48.0 MB
AMD-V, SVM Virtualization AMD-V, SVM
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI
Chiplet Chip design Chiplet
Vermeer (Zen 3) Architecture Genoa (Zen 4)
7 nm Technology 5 nm
AM4 (PGA 1331) Socket SP5
Windows 10, Linux, Windows 11 Operating systems Linux, Windows 11, Windows Server 2022
799 $ Release price 5225 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
64.0 MB L3-Cache 256.0 MB