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.
AMD Ryzen 5000 Group AMD EPYC 9004
4 Generation 4
AMD Ryzen 9 5950X Name AMD EPYC 9454
Desktop / Server Segment Desktop / Server
AMD Ryzen 9 Family AMD EPYC
 
 

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
normal Core architecture normal
3.4 GHz Frequency 2.75 GHz
16 CPU Cores 48
Yes Overclocking No
Yes Hyperthreading Yes
16x Cores 48x Zen 4
32 Threads 96
 
 

Internal Graphics

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

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.
-- h265 / HEVC (8 bit) --
-- VP9 --
-- VP8 --
-- VC-1 --
-- JPEG --
-- h264 --
-- h265 / HEVC (10 bit) --
-- AVC --
-- 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.
DDR4-3200 Memory type DDR5-4800
51.2 GB/s Bandwidth 461.0 GB/s
Yes AES-NI Yes
Yes ECC Yes
pci PCIe pci
128.0 GB Max. Memory 6.0 TB
2 Memory channels 12
 
 

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
142 W TDP (PL2) None
None TDP down 240 W
105 W TDP (PL1 / PBP) 290 W
95 °C Tjunction max 100 °C
 
 

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.
AMD-V, SVM Virtualization AMD-V, SVM
7 nm Technology 5 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI
-- Part Number 100-000000478
Chiplet Chip design Chiplet
Q4/2020 Release date Q4/2022
799 $ Release price 5225 $
8.0 MB L2-Cache 48.0 MB
Technical data sheet Documents Technical data sheet
64.0 MB L3-Cache 256.0 MB
AM4 (PGA 1331) Socket SP5
Windows 10, Linux, Windows 11 Operating systems Linux, Windows 11, Windows Server 2022
Vermeer (Zen 3) Architecture Genoa (Zen 4)