AMD EPYC 9255 vs Intel Xeon E5 2643 v2

VS

AMD EPYC 9255

Intel Xeon E5-2643 v2

We compared two server CPUs: AMD EPYC 9255 with 24 cores 3.25GHz and Intel Xeon E5 2643 v2 with 6 cores 3.5GHz . 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 11 years and 1 months late

Higher specification of memory (6000 vs 3)

Newer PCIe version (5 vs 3)

Larger L3 cache size (128MB vs 15MB)

More modern manufacturing process (4nm vs 22nm)

Intel Xeon E5 2643 v2 's Advantages

Higher base frequency (3.5GHz vs 3.25GHz)

Lower TDP (130W vs 200W)

Score

AMD EPYC 9255

VS

Intel Xeon E5 2643 v2

General Parameters

Oct 2024

Release Date

Sep 2013

AMD

Manufacturer

Intel

Server

Type

Server

Turin

Core Architecture

Ivy Bridge-EP

AMD Socket SP5

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

EPYC(Zen 5 (Turin))

Generation

Xeon E5 (Ivy Bridge-EP)

Package

33.26 billions

Transistor Count

1.4 billions

4 nm

Manufacturing Process

22 nm

200 W

Power Consumption

130 W

TSMC

Foundry

Intel

4x70.6 mm²

Die Size

160 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

3.5 GHz

4.8 GHz

Performance Core Turbo Frequency

0

24

Total Core Count

6

48

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

32.5

Multiplier

35.0

80 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

128 MB shared

L3 Cache

15 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR5-6000

Memory Types

DDR3

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

3

128

PCIe Lanes

-

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