AMD EPYC 9645 vs Xeon L7555

VS

AMD EPYC 9645

Intel Xeon L7555

We compared two server CPUs: AMD EPYC 9645 with 96 cores 2.3GHz and Xeon L7555 with 8 cores 1.866GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9645 's Advantages

Released 14 years and 7 months late

Higher specification of memory (6000 vs 1333)

Newer PCIe version (5 vs 2)

Higher base frequency (2.3GHz vs 1.866GHz)

Larger L3 cache size (256MB vs 18MB)

More modern manufacturing process (3nm vs 45nm)

Xeon L7555 's Advantages

Lower TDP (95W vs 320W)

Score

AMD EPYC 9645

VS

Xeon L7555

General Parameters

Oct 2024

Release Date

Mar 2010

AMD

Manufacturer

Intel

Server

Type

Server

Turin

Core Architecture

Nehalem-EX

AMD Socket SP5

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

EPYC(Zen 5c (Turin))

Generation

Xeon(Beckton)

Package

Transistor Count

2.3 billions

3 nm

Manufacturing Process

45 nm

320 W

Power Consumption

95 W

TSMC

Foundry

Intel

mm²

Die Size

684 mm²

6 nm

I/O Process Size

-

mm²

I/O Die Size

-

CPU Performance

96

Performance Cores

-

192

Performance Core Threads

-

2.3 GHz

Performance Core Base Frequency

1.866 GHz

3.7 GHz

Performance Core Turbo Frequency

2.533 GHz

96

Total Core Count

8

192

Total Thread Count

16

100 MHz

Bus Frequency

133 MHz

23.0

Multiplier

14.0

80 KB per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

256 KB per core

256 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

2

SMP

8

Memory Parameters

DDR5-6000

Memory Types

DDR3-1333

6 TB

Max Memory Size

-

12

Max Memory Channels

4

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9645

Official Website

-

5

PCIe Version

2

128

PCIe Lanes

-

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