AMD EPYC 7643 vs Intel Xeon Gold 5318N

VS

AMD EPYC 7643

Intel Xeon Gold 5318N

We compared two server CPUs: AMD EPYC 7643 with 48 cores 2.3GHz and Intel Xeon Gold 5318N with 24 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7643 's Advantages

Higher specification of memory (3200 vs 2667)

Higher base frequency (2.3GHz vs 2.1GHz)

Larger L3 cache size (256MB vs 36MB)

More modern manufacturing process (7nm vs 10nm)

Intel Xeon Gold 5318N 's Advantages

Lower TDP (150W vs 225W)

Score

AMD EPYC 7643

VS

Intel Xeon Gold 5318N

General Parameters

Mar 2021

Release Date

Apr 2021

AMD

Manufacturer

Intel

Server

Type

Server

Milan

Core Architecture

Ice Lake-SP

AMD Socket SP3

Socket

Intel Socket 4189

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

Xeon Gold (Ice Lake-SP)

Package

33.2 billions

Transistor Count

-

7 nm

Manufacturing Process

10 nm

225 W

Power Consumption

150 W

-

Peak Operating Temperature

83 °C

TSMC

Foundry

Intel

8x81 mm²

Die Size

-

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

CPU Performance

2.3 GHz

Performance Core Base Frequency

2.1 GHz

3.6 GHz

Performance Core Turbo Frequency

3.4 GHz

48

Total Core Count

24

96

Total Thread Count

48

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

21.0

64 KB per core

L1 Cache

64 K per core

512 KB per core

L2 Cache

1 MB per core

256 MB shared

L3 Cache

36 MB shared

No

Unlocked Multiplier

No

6

Cores per CCD

-

2

SMP

2

Memory Parameters

DDR4-3200

Memory Types

DDR4-2667

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

4

128

PCIe Lanes

64

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