Xeon w7 2555X vs AMD EPYC 7643P

VS

Intel Xeon w7-2555X

AMD EPYC 7643P

We compared two server CPUs: Xeon w7 2555X with 14 cores 3.3GHz and AMD EPYC 7643P with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon w7 2555X 's Advantages

Released 11 months late

Higher specification of memory (4800 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (3.3GHz vs 2.3GHz)

Lower TDP (210W vs 225W)

AMD EPYC 7643P 's Advantages

Larger L3 cache size (256MB vs 33.75MB)

More modern manufacturing process (7nm vs 10nm)

Score

Xeon w7 2555X

VS

AMD EPYC 7643P

General Parameters

Aug 2024

Release Date

Sep 2023

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 W (Sapphire Rapids)

Generation

EPYC (Zen 3 (Milan))

Package

-

Transistor Count

33.2 billions

10 nm

Manufacturing Process

7 nm

210 W

Power Consumption

225 W

Intel

Foundry

TSMC

-

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

3.3 GHz

Performance Core Base Frequency

2.3 GHz

4.8 GHz

Performance Core Turbo Frequency

3.6 GHz

14

Total Core Count

48

28

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

33.0

Multiplier

23.0

80 KB per core

L1 Cache

64 KB per core

2 MB per core

L2 Cache

512 KB per core

33.75 MB

L3 Cache

256 MB shared

Yes

Unlocked Multiplier

No

-

Cores per CCD

8

1

SMP

1

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4800

Memory Types

DDR4-3200

2 TB

Max Memory Size

-

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

4

64

PCIe Lanes

128

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