AMD EPYC 7643 vs AMD EPYC 7373X

VS

AMD EPYC 7643 AMD EPYC 7373X

We compared two server CPUs: AMD EPYC 7643 with 48 cores 2.3GHz and AMD EPYC 7373X with 16 cores 3.05GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7643 's Advantages

Lower TDP (225W vs 240W)

AMD EPYC 7373X 's Advantages

Released 1 years late

Higher base frequency (3.05GHz vs 2.3GHz)

Larger L3 cache size (768MB vs 256MB)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7643

1696

AMD EPYC 7373X +13%

1930

Geekbench 6 Multi Core

AMD EPYC 7643

9939

AMD EPYC 7373X +58%

15766

AMD EPYC 7643

VS

AMD EPYC 7373X

General Parameters

Mar 2021

Release Date

Mar 2022

AMD

Manufacturer

AMD

Server

Type

Server

Milan

Core Architecture

Milan-X

AMD Socket SP3

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

EPYC (Zen 3 (Milan))

Package

33.2 billions

Transistor Count

33.2 billions

7 nm

Manufacturing Process

7 nm

AMD Socket SP3

Socket

AMD Socket SP3

225 W

Power Consumption

240 W

TSMC

Foundry

TSMC

8x81 mm²

Die Size

8x81 mm²

12 nm

I/O Process Size

12 nm

416 mm²

I/O Die Size

416 mm²

FCLGA-4094

Package

FCLGA-4094

CPU Performance

2.3 GHz

Performance Core Base Frequency

3.05 GHz

3.6 GHz

Performance Core Turbo Frequency

3.8 GHz

48

Total Core Count

16

96

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

30.5

64 KB per core

L1 Cache

64 K per core

512 KB per core

L2 Cache

512 K per core

256 MB shared

L3 Cache

768 MB shared

No

Unlocked Multiplier

No

6

Cores per CCD

2

SMP

2

Memory Parameters

DDR4-3200

Memory Types

DDR4-3200

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

4

128

PCIe Lanes

128

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