AMD EPYC 7453 vs AMD EPYC 7443

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD EPYC 7453 or AMD EPYC 7453 – 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 7453 features 28 processor cores and has the capability to manage 56 threads concurrently.
It was released in Q1/2021 and belongs to the 3 generation of the AMD EPYC series.
To use the AMD EPYC 7453, you'll need a motherboard with a SP3 socket.
The AMD EPYC 7443 features 24 processor cores and has the capability to manage 48 threads concurrently.
To use the AMD EPYC 7443, you'll need a motherboard with a SP3 socket.
Desktop / Server Segment Desktop / Server
AMD EPYC 7453 Name AMD EPYC 7443
AMD EPYC Family AMD EPYC
3 Generation 3
AMD EPYC 7003 Group AMD EPYC 7003
 
 

CPU Cores and Base Frequency

The AMD EPYC 7453 has 28 CPU cores and can calculate 56 threads in parallel.
The clock frequency of the AMD EPYC 7453 is 2.75 GHz
and turbo frequency for one core is 3.45 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.
3.45 GHz Turbo Frequency (1 core) 4.0 GHz
No Overclocking No
normal Core architecture normal
2.75 GHz Frequency 2.85 GHz
56 Threads 48
Yes Hyperthreading Yes
28 CPU Cores 24
28x Zen 3 Cores 24x Zen 3
 
 

Internal Graphics

The AMD EPYC 7453 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 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.
8 Memory channels 8
4.0 TB Max. Memory 4.0 TB
pci PCIe pci
Yes AES-NI Yes
Yes ECC Yes
204.8 GB/s Bandwidth 204.8 GB/s
DDR4-3200 Memory type DDR4-3200
 
 

Thermal Management

The processor has a thermal design power (TDP) of 225 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.
240 W TDP up None
-- Tjunction max --
225 W TDP (PL1 / PBP) 200 W
None TDP down 165 W
 
 

Technical details

The AMD EPYC 7453 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.
Q1/2021 Release date Q1/2021
-- 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
Milan (Zen 3) Architecture Milan (Zen 3)
7 nm Technology 7 nm
SP3 Socket SP3
Windows 10, Linux Operating systems Windows 10, Linux
1570 $ 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 EPYC 7453
28C 56T @ 2.75 GHz
50214
50214

Geekbench 5, 64bit (Multi-Core)

AMD EPYC 7443
24C 48T @ 2.85 GHz
25985
25985
AMD EPYC 7453
28C 56T @ 2.75 GHz
22896
22896

Geekbench 6 (Multi-Core)

AMD EPYC 7443
24C 48T @ 2.85 GHz
15864
15864
AMD EPYC 7453
28C 56T @ 2.75 GHz
11589
11589

Geekbench 6 (Single-Core)

AMD EPYC 7443
24C 48T @ 2.85 GHz
1732
1732
AMD EPYC 7453
28C 56T @ 2.75 GHz
1448
1448

Geekbench 5, 64bit (Single-Core)

AMD EPYC 7443
24C 48T @ 2.85 GHz
1436
1436
AMD EPYC 7453
28C 56T @ 2.75 GHz
1285
1285