AMD EPYC 7453 vs AMD A4-9120

Last updated:

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 A4-9120 features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q2/2017 and belongs to the 6 generation of the AMD A series.
To use the AMD A4-9120, you'll need a motherboard with a FP4 socket.
Desktop / Server Segment Mobile
AMD EPYC 7453 Name AMD A4-9120
AMD EPYC 7003 Group AMD A4-9000
3 Generation 6
AMD EPYC Family AMD A
 
 

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 A4-9120 has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the AMD A4-9120 is 2.2 GHz
and turbo frequency for one core is 2.5 GHz.
28 CPU Cores 2
3.45 GHz Turbo Frequency (1 core) 2.5 GHz
28x Zen 3 Cores 2x
None None 2.2 GHz
56 Threads 2
Yes Hyperthreading No
2.75 GHz Frequency 2.2 GHz
normal Core architecture normal
No Overclocking No
 
 

Internal Graphics

The AMD EPYC 7453 does not have integrated graphics.
The AMD A4-9120 has integrated graphics, called iGPU for short.
Specifically, the AMD A4-9120 uses the AMD Radeon R3 (Stoney Ridge), which has 128 texture shaders
and 2 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- Direct X 12
-- Execution units 2
0 bytes Max. GPU Memory 2.0 GB
-- Max. displays --
-- Release date Q2/2016
-- GPU (Turbo) --
-- Shaders 128
GPU name AMD Radeon R3 (Stoney Ridge)
-- Generation 7
-- GPU frequency 0.66 GHz
-- Technology 28 nm
 
 

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.
-- VP8 Decode
-- AVC Decode / Encode
-- h265 / HEVC (8 bit) Decode
-- AV1 No
-- VC-1 Decode
-- h264 Decode
-- VP9 Decode
-- h265 / HEVC (10 bit) Decode
-- JPEG Decode / Encode
 
 

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.
DDR4-3200 Memory type DDR4-2133
204.8 GB/s Bandwidth --
Yes ECC No
8 Memory channels 1
pci PCIe pci
Yes AES-NI Yes
4.0 TB Max. Memory 8.0 GB
 
 

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 15 W watts.
240 W TDP up None
None TDP down 10 W
-- Tjunction max 90 °C
225 W TDP (PL1 / PBP) 15 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 A4-9120 is manufactured using a 28 nm process.
In total, this processor boasts a generous 2.0 MB cache.
Chiplet Chip design --
64.0 MB L3-Cache 2.0 MB
SP3 Socket FP4
Technical data sheet Documents Technical data sheet
Windows 10, Linux Operating systems
0 bytes L2-Cache 0 bytes
Q1/2021 Release date Q2/2017
Milan (Zen 3) Architecture Stoney Ridge (Excavator)
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
1570 $ Release price --
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
AMD-V, SVM Virtualization AMD-V
-- Part Number --
7 nm Technology 28 nm