Intel Xeon Gold 6423N vs Intel Xeon Gold 6258R

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CPU comparison with benchmarks


Intel Xeon Gold 6423N CPU1 vs CPU2 Intel Xeon Gold 6258R
Intel Xeon Gold 6423N Intel Xeon Gold 6258R

CPU comparison

Intel Xeon Gold 6423N or Intel Xeon Gold 6258R - 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 6423N has 28 cores with 56 threads and clocks with a maximum frequency of 3.60 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The Intel Xeon Gold 6423N was released in Q3/2023.

The Intel Xeon Gold 6258R has 28 cores with 56 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to 1024 GB of memory in 6 memory channels. The Intel Xeon Gold 6258R was released in Q1/2020.
Intel Xeon Gold (163) Family Intel Xeon Gold (163)
Intel Xeon Gold 5400/6400 Edge Enhanced (8) CPU group Intel Xeon Gold 5200/6200 (55)
4 Generation 2
Sapphire Rapids Edge Enh. Architecture Cascade Lake
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Gold 6423N has 28 CPU cores and can calculate 56 threads in parallel. The clock frequency of the Intel Xeon Gold 6423N is 2.00 GHz (3.60 GHz) while the Intel Xeon Gold 6258R has 28 CPU cores and 56 threads can calculate simultaneously. The clock frequency of the Intel Xeon Gold 6258R is at 2.70 GHz (4.00 GHz).

Intel Xeon Gold 6423N Characteristic Intel Xeon Gold 6258R
28 Cores 28
56 Threads 56
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.00 GHz Frequency 2.70 GHz
3.60 GHz Turbo Frequency (1 Core) 4.00 GHz
-- Turbo Frequency (All Cores) 3.00 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Xeon Gold 6423N Characteristic Intel Xeon Gold 6258R
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Xeon Gold 6423N or Intel Xeon Gold 6258R 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 6423N can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 281.6 GB/s. The Intel Xeon Gold 6258R supports up to 1024 GB of memory in 6 memory channels and achieves a memory bandwidth of up to 140.7 GB/s.

Intel Xeon Gold 6423N Characteristic Intel Xeon Gold 6258R
DDR5-4400 Memory DDR4-2933
4096 GB Max. Memory 1024 GB
8 (Octa Channel) Memory channels 6 (Hexa Channel)
281.6 GB/s Max. Bandwidth 140.7 GB/s
Yes ECC Yes
-- L2 Cache --
52.50 MB L3 Cache 38.50 MB
4.0 PCIe version 3.0
64 PCIe lanes 48
126.0 GB/s PCIe Bandwidth 47.3 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon Gold 6423N is 195 W, while the Intel Xeon Gold 6258R has a TDP of 205 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon Gold 6423N Characteristic Intel Xeon Gold 6258R
195 W TDP (PL1 / PBP) 205 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 76 °C

Technical details

The Intel Xeon Gold 6423N is manufactured in 10 nm and has 52.50 MB cache. The Intel Xeon Gold 6258R is manufactured in 14 nm and has a 38.50 MB cache.

Intel Xeon Gold 6423N Characteristic Intel Xeon Gold 6258R
10 nm Technology 14 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
LGA 4677 Socket LGA 3647
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows, Linux Operating systems Windows 10, Linux
Q3/2023 Release date Q1/2020
2161 $ Release price 3950 $
show more data show more data


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Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon Gold 6423N Intel Xeon Gold 6423N
28C 56T @ 3.60 GHz
0 (0%)
Intel Xeon Gold 6258R Intel Xeon Gold 6258R
28C 56T @ 4.00 GHz
1148 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon Gold 6423N Intel Xeon Gold 6423N
28C 56T @ 2.00 GHz
0 (0%)
Intel Xeon Gold 6258R Intel Xeon Gold 6258R
28C 56T @ 3.00 GHz
21745 (100%)

Devices using this processor

Intel Xeon Gold 6423N Intel Xeon Gold 6258R
Unknown Unknown

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