AMD EPYC 7451 vs Intel Xeon Gold 6438N

VS

AMD EPYC 7451

Intel Xeon Gold 6438N

We compared two server CPUs: AMD EPYC 7451 with 24 cores 2.3GHz and Intel Xeon Gold 6438N with 32 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7451 's Advantages

Higher base frequency (2.3GHz vs 2GHz)

Larger L3 cache size (64MB vs 60MB)

Lower TDP (180W vs 205W)

Intel Xeon Gold 6438N 's Advantages

Released 5 years and 7 months late

Higher specification of memory (4800 vs 2666)

Newer PCIe version (5 vs 3)

More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7451

879

Intel Xeon Gold 6438N +125%

1986

Geekbench 6 Multi Core

AMD EPYC 7451

5142

Intel Xeon Gold 6438N +12%

5800

AMD EPYC 7451

VS

Intel Xeon Gold 6438N

General Parameters

Jun 2017

Release Date

Jan 2023

AMD

Manufacturer

Intel

Server

Type

Server

Naples

Core Architecture

Sapphire Rapids

AMD Socket SP3

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Xeon Gold (Sapphire Rapids-SP)

Package

4.8 billions

Transistor Count

-

14 nm

Manufacturing Process

10 nm

180 W

Power Consumption

205 W

81 °C

Peak Operating Temperature

85 °C

GlobalFoundries

Foundry

Intel

213 mm²

Die Size

-

CPU Performance

2.3 GHz

Performance Core Base Frequency

2 GHz

3.2 GHz

Performance Core Turbo Frequency

3.6 GHz

24

Total Core Count

32

48

Total Thread Count

64

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

20.0

96 K per core

L1 Cache

80 K per core

512 K per core

L2 Cache

2 MB per core

64 MB shared

L3 Cache

60 MB

Yes

Unlocked Multiplier

No

2

SMP

2

-

AVX-512 FMA Ports

2

Memory Parameters

DDR4-2666

Memory Types

DDR5-4800

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

-

PCIe Lanes

80

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