AMD EPYC 7643P vs AMD EPYC 7473X

VS

AMD EPYC 7643P AMD EPYC 7473X

We compared two server CPUs: AMD EPYC 7643P with 48 cores 2.3GHz and AMD EPYC 7473X with 24 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7643P 's Advantages

Released 1 years and 6 months late

Lower TDP (225W vs 240W)

AMD EPYC 7473X 's Advantages

Higher base frequency (2.8GHz vs 2.3GHz)

Larger L3 cache size (768MB vs 256MB)

Score

AMD EPYC 7643P

VS

AMD EPYC 7473X

General Parameters

Sep 2023

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

2.8 GHz

3.6 GHz

Performance Core Turbo Frequency

3.7 GHz

48

Total Core Count

24

96

Total Thread Count

48

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

28.0

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

8

Cores per CCD

3

1

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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