AMD Ryzen 9 5950X vs AMD EPYC 7443

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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 7443 features 24 processor cores and has the capability to manage 48 threads concurrently.
It was released in Q1/2021 and belongs to the 3 generation of the AMD EPYC series.
To use the AMD EPYC 7443, you'll need a motherboard with a SP3 socket.
Desktop / Server Segment Desktop / Server
AMD Ryzen 9 5950X Name AMD EPYC 7443
AMD Ryzen 9 Family AMD EPYC
4 Generation 3
AMD Ryzen 5000 Group AMD EPYC 7003
 
 

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 7443 has 24 CPU cores and can calculate 48 threads in parallel.
The clock frequency of the AMD EPYC 7443 is 2.85 GHz
and turbo frequency for one core is 4.0 GHz.
4.9 GHz Turbo Frequency (1 core) 4.0 GHz
Yes Overclocking No
normal Core architecture normal
3.4 GHz Frequency 2.85 GHz
32 Threads 48
Yes Hyperthreading Yes
16 CPU Cores 24
16x Cores 24x Zen 3
 
 

Internal Graphics

The AMD Ryzen 9 5950X does not have integrated graphics.
The AMD EPYC 7443 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 4.0 TB distributed across 8 memory channels. It offers a peak memory bandwidth of 204.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 8
128.0 GB Max. Memory 4.0 TB
pci PCIe pci
Yes AES-NI Yes
Yes ECC Yes
51.2 GB/s Bandwidth 204.8 GB/s
DDR4-3200 Memory type DDR4-3200
 
 

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 200 W watts.
95 °C Tjunction max --
142 W TDP (PL2) None
105 W TDP (PL1 / PBP) 200 W
None TDP down 165 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 7443 is manufactured using a 7 nm process.
In total, this processor boasts a generous 128.0 MB cache.
Q4/2020 Release date Q1/2021
-- Part Number --
8.0 MB L2-Cache 0 bytes
AMD-V, SVM Virtualization AMD-V, SVM
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
Chiplet Chip design Chiplet
Vermeer (Zen 3) Architecture Milan (Zen 3)
7 nm Technology 7 nm
AM4 (PGA 1331) Socket SP3
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux
799 $ Release price 2010 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
64.0 MB L3-Cache 128.0 MB
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD EPYC 7443
24C 48T @ 2.85 GHz
53781
53781
AMD Ryzen 9 5950X
16C 32T @ 3.4 GHz
45910
45910

Geekbench 5, 64bit (Multi-Core)

AMD EPYC 7443
24C 48T @ 2.85 GHz
25985
25985
AMD Ryzen 9 5950X
16C 32T @ 3.4 GHz
16606
16606

V-Ray CPU-Render Benchmark

AMD EPYC 7443
24C 48T @ 2.85 GHz
24411
24411
AMD Ryzen 9 5950X
16C 32T @ 3.4 GHz
21425
21425

Geekbench 6 (Multi-Core)

AMD EPYC 7443
24C 48T @ 2.85 GHz
15864
15864
AMD Ryzen 9 5950X
16C 32T @ 3.4 GHz
13214
13214

Geekbench 6 (Single-Core)

AMD Ryzen 9 5950X
16C 32T @ 3.4 GHz
2215
2215
AMD EPYC 7443
24C 48T @ 2.85 GHz
1732
1732

Geekbench 5, 64bit (Single-Core)

AMD Ryzen 9 5950X
16C 32T @ 3.4 GHz
1759
1759
AMD EPYC 7443
24C 48T @ 2.85 GHz
1436
1436