Intel Xeon Gold 5423N vs AMD EPYC 7643

VS

Intel Xeon Gold 5423N

AMD EPYC 7643

We compared two server CPUs: Intel Xeon Gold 5423N with 20 cores 2.1GHz and AMD EPYC 7643 with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Gold 5423N 's Advantages

Released 1 years and 10 months late

Higher specification of memory (4000 vs 3200)

Lower TDP (145W vs 225W)

AMD EPYC 7643 's Advantages

Higher base frequency (2.3GHz vs 2.1GHz)

Larger L3 cache size (256MB vs 37.5MB)

More modern manufacturing process (7nm vs 10nm)

Score

Intel Xeon Gold 5423N

VS

AMD EPYC 7643

General Parameters

Jan 2023

Release Date

Mar 2021

Intel

Manufacturer

AMD

Server

Type

Server

Sapphire Rapids

Core Architecture

Milan

Intel Socket 4677

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon Gold (Sapphire Rapids-SP)

Generation

EPYC (Zen 3 (Milan))

Package

-

Transistor Count

33.2 billions

10 nm

Manufacturing Process

7 nm

145 W

Power Consumption

225 W

83 °C

Peak Operating Temperature

-

Intel

Foundry

TSMC

-

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

2.1 GHz

Performance Core Base Frequency

2.3 GHz

4 GHz

Performance Core Turbo Frequency

3.6 GHz

20

Total Core Count

48

40

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

21.0

Multiplier

23.0

80 K per core

L1 Cache

64 KB per core

2 MB per core

L2 Cache

512 KB per core

37.5 MB

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

6

1

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4000

Memory Types

DDR4-3200

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

4

48

PCIe Lanes

128

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