Intel Xeon Gold 5423N vs AMD EPYC 9454P

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CPU comparison with benchmarks


Intel Xeon Gold 5423N CPU1 vs CPU2 AMD EPYC 9454P
Intel Xeon Gold 5423N AMD EPYC 9454P

CPU comparison

Intel Xeon Gold 5423N or AMD EPYC 9454P - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Xeon Gold 5423N has 20 cores with 40 threads and clocks with a maximum frequency of 4.00 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The Intel Xeon Gold 5423N was released in Q1/2023.

The AMD EPYC 9454P has 48 cores with 96 threads and clocks with a maximum frequency of 3.80 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9454P was released in Q4/2022.
Intel Xeon Gold (163) Family AMD EPYC (129)
Intel Xeon Gold 5400/6400 Edge Enhanced (8) CPU group AMD EPYC 9004 (21)
4 Generation 4
Sapphire Rapids Edge Enh. Architecture Genoa / Genoa-X (Zen 4)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Gold 5423N has 20 CPU cores and can calculate 40 threads in parallel. The clock frequency of the Intel Xeon Gold 5423N is 2.10 GHz (4.00 GHz) while the AMD EPYC 9454P has 48 CPU cores and 96 threads can calculate simultaneously. The clock frequency of the AMD EPYC 9454P is at 2.75 GHz (3.80 GHz).
Intel Xeon Gold 5423N Characteristic AMD EPYC 9454P
20 Cores 48
40 Threads 96
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.10 GHz Frequency 2.75 GHz
4.00 GHz Turbo Frequency (1 Core) 3.80 GHz
-- Turbo Frequency (All Cores) 3.65 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
Intel Xeon Gold 5423N Characteristic AMD EPYC 9454P
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Xeon Gold 5423N or AMD EPYC 9454P has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version --

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.
no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Xeon Gold 5423N can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 256.0 GB/s. The AMD EPYC 9454P supports up to 6144 GB of memory in 12 memory channels and achieves a memory bandwidth of up to 460.8 GB/s.
Intel Xeon Gold 5423N Characteristic AMD EPYC 9454P
Memory DDR5-4800
4096 GB Max. Memory 6144 GB
8 (Octa Channel) Memory channels 12
256.0 GB/s Max. Bandwidth 460.8 GB/s
Yes ECC Yes
-- L2 Cache 48.00 MB
37.50 MB L3 Cache 256.00 MB
4.0 PCIe version 5.0
48 PCIe lanes 128
94.5 GB/s PCIe Bandwidth 504.1 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon Gold 5423N is 145 W, while the AMD EPYC 9454P has a TDP of 290 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Intel Xeon Gold 5423N Characteristic AMD EPYC 9454P
145 W TDP (PL1 / PBP) 290 W
-- TDP (PL2) --
-- TDP up 300 W
-- TDP down 240 W
-- Tjunction max. 100 °C

Technical details

The Intel Xeon Gold 5423N is manufactured in 10 nm and has 37.50 MB cache. The AMD EPYC 9454P is manufactured in 5 nm and has a 304.00 MB cache.
Intel Xeon Gold 5423N Characteristic AMD EPYC 9454P
10 nm Technology 5 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI
LGA 4677 Socket SP5
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows, Linux Operating systems Windows Server 2022, Linux, Windows 11
Q1/2023 Release date Q4/2022
1508 $ Release price 4598 $
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Devices using this processor
Intel Xeon Gold 5423N AMD EPYC 9454P
Unknown Unknown

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