AMD EPYC 9255 vs Xeon X7542

VS

AMD EPYC 9255

Intel Xeon X7542

We compared two server CPUs: AMD EPYC 9255 with 24 cores 3.25GHz and Xeon X7542 with 6 cores 2.666GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9255 '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 (3.25GHz vs 2.666GHz)

Larger L3 cache size (128MB vs 18MB)

More modern manufacturing process (4nm vs 45nm)

Xeon X7542 's Advantages

Lower TDP (130W vs 200W)

Score

AMD EPYC 9255

VS

Xeon X7542

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 5 (Turin))

Generation

Xeon(Beckton)

Package

33.26 billions

Transistor Count

2.3 billions

4 nm

Manufacturing Process

45 nm

200 W

Power Consumption

130 W

TSMC

Foundry

Intel

4x70.6 mm²

Die Size

684 mm²

6 nm

I/O Process Size

-

mm²

I/O Die Size

-

CPU Performance

24

Performance Cores

-

48

Performance Core Threads

-

3.25 GHz

Performance Core Base Frequency

2.666 GHz

4.8 GHz

Performance Core Turbo Frequency

2.8 GHz

24

Total Core Count

6

48

Total Thread Count

6

100 MHz

Bus Frequency

133 MHz

32.5

Multiplier

20.0

80 KB per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

256 KB per core

128 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 9255

Official Website

-

5

PCIe Version

2

128

PCIe Lanes

-

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