AMD EPYC 7401 vs AMD EPYC 7451

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD EPYC 7401 or AMD EPYC 7401 – 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 7401 features 24 processor cores and has the capability to manage 48 threads concurrently.
It was released in Q3/2017 and belongs to the 1 generation of the AMD EPYC series.
To use the AMD EPYC 7401, you'll need a motherboard with a SP3 socket.
The AMD EPYC 7451 features 24 processor cores and has the capability to manage 48 threads concurrently.
To use the AMD EPYC 7451, you'll need a motherboard with a SP3 socket.
Desktop / Server Segment Desktop / Server
AMD EPYC 7401 Name AMD EPYC 7451
AMD EPYC Family AMD EPYC
1 Generation 1
AMD EPYC 7001 Group AMD EPYC 7001
 
 

CPU Cores and Base Frequency

The AMD EPYC 7401 has 24 CPU cores and can calculate 48 threads in parallel.
The clock frequency of the AMD EPYC 7401 is 2.0 GHz
and turbo frequency for one core is 3.0 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD EPYC 7451 has 24 CPU cores and can calculate 48 threads in parallel.
The clock frequency of the AMD EPYC 7451 is 2.3 GHz
and turbo frequency for one core is 3.2 GHz.
3.0 GHz Turbo Frequency (1 core) 3.2 GHz
No Overclocking No
normal Core architecture normal
2.0 GHz Frequency 2.3 GHz
48 Threads 48
Yes Hyperthreading Yes
24 CPU Cores 24
24x Cores 24x
 
 

Internal Graphics

The AMD EPYC 7401 does not have integrated graphics.
The AMD EPYC 7451 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

8 Memory channels 8
0 bytes Max. Memory 0 bytes
pci PCIe pci
Yes AES-NI Yes
Yes ECC Yes
170.6 GB/s Bandwidth 170.6 GB/s
DDR4-2400, DDR4-2666 Memory type DDR4-2666
 
 

Thermal Management

The processor has a thermal design power (TDP) of 170 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 180 W watts.
-- Tjunction max --
170 W TDP (PL1 / PBP) 180 W
 
 

Technical details

The AMD EPYC 7401 is manufactured using a 14 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 7451 is manufactured using a 14 nm process.
Q3/2017 Release date Q3/2017
-- Part Number --
0 bytes 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
Naples (Zen) Architecture Naples (Zen)
14 nm Technology 14 nm
SP3 Socket SP3
Windows 10, Linux Operating systems Windows 10, Linux
1450 $ Release price 2400 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
64.0 MB L3-Cache 64.0 MB
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

AMD EPYC 7451
24C 48T @ 2.3 GHz
56954
56954
AMD EPYC 7401
24C 48T @ 2.0 GHz
54859
54859

Geekbench 5, 64bit (Multi-Core)

AMD EPYC 7451
24C 48T @ 2.3 GHz
14671
14671
AMD EPYC 7401
24C 48T @ 2.0 GHz
14101
14101

Geekbench 3, 64bit (Single-Core)

AMD EPYC 7451
24C 48T @ 2.3 GHz
3763
3763
AMD EPYC 7401
24C 48T @ 2.0 GHz
3528
3528

Cinebench R15 (Multi-Core)

AMD EPYC 7451
24C 48T @ 2.3 GHz
3277
3277
AMD EPYC 7401
24C 48T @ 2.0 GHz
3156
3156

Geekbench 5, 64bit (Single-Core)

AMD EPYC 7451
24C 48T @ 2.3 GHz
884
884
AMD EPYC 7401
24C 48T @ 2.0 GHz
844
844

Cinebench R11.5, 64bit (Multi-Core)

AMD EPYC 7451
24C 48T @ 2.3 GHz
33.2
33.2
AMD EPYC 7401
24C 48T @ 2.0 GHz
32.0
32.0