Intel Xeon Gold 6421N vs Intel Xeon Gold 6438M

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Intel Xeon Gold 6421N

Intel Xeon Gold 6438M

We compared two server CPUs: Intel Xeon Gold 6421N with 32 cores 1.8GHz and Intel Xeon Gold 6438M with 32 cores 2.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Gold 6421N 's Advantages

Lower TDP (185W vs 205W)

Intel Xeon Gold 6438M 's Advantages

Higher specification of memory (4800 vs 4400)

Higher base frequency (2.2GHz vs 1.8GHz)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon Gold 6421N +18%

2104

Intel Xeon Gold 6438M

1776

Geekbench 6 Multi Core

Intel Xeon Gold 6421N +62%

12541

Intel Xeon Gold 6438M

7706

Intel Xeon Gold 6421N

VS

Intel Xeon Gold 6438M

General Parameters

Jan 2023

Release Date

Jan 2023

Intel

Manufacturer

Intel

Server

Type

Server

Sapphire Rapids

Core Architecture

Sapphire Rapids

Intel Socket 4677

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

Xeon Gold (Sapphire Rapids-SP)

Generation

Xeon Gold (Sapphire Rapids-SP)

Package

10 nm

Manufacturing Process

10 nm

185 W

Power Consumption

205 W

85 °C

Peak Operating Temperature

85 °C

Intel

Foundry

Intel

CPU Performance

1.8 GHz

Performance Core Base Frequency

2.2 GHz

3.6 GHz

Performance Core Turbo Frequency

3.9 GHz

32

Total Core Count

32

64

Total Thread Count

64

100 MHz

Bus Frequency

100 MHz

18.0

Multiplier

22.0

80 K per core

L1 Cache

80 K per core

2 MB per core

L2 Cache

2 MB per core

60 MB

L3 Cache

60 MB

No

Unlocked Multiplier

No

1

SMP

2

AVX-512 FMA Ports

2

Memory Parameters

DDR5-4400

Memory Types

DDR5-4800

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

5

80

PCIe Lanes

80

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