Intel Xeon E7 8870 vs AMD EPYC 9645

VS

Intel Xeon E7-8870

AMD EPYC 9645

We compared two server CPUs: Intel Xeon E7 8870 with 10 cores 2.4GHz and AMD EPYC 9645 with 96 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E7 8870 's Advantages

Higher base frequency (2.4GHz vs 2.3GHz)

Lower TDP (130W vs 320W)

AMD EPYC 9645 's Advantages

Released 13 years and 6 months late

Higher specification of memory (6000 vs 3)

Larger L3 cache size (256MB vs 30MB)

More modern manufacturing process (3nm vs 32nm)

Score

Intel Xeon E7 8870

VS

AMD EPYC 9645

General Parameters

Apr 2011

Release Date

Oct 2024

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EX

Core Architecture

Turin

Intel Socket 1567

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

Xeon E7 (Westmere-EX)

Generation

EPYC(Zen 5c (Turin))

Package

2.6 billions

Transistor Count

32 nm

Manufacturing Process

3 nm

130 W

Power Consumption

320 W

Intel

Foundry

TSMC

513 mm²

Die Size

mm²

-

I/O Process Size

6 nm

-

I/O Die Size

mm²

CPU Performance

-

Performance Cores

96

-

Performance Core Threads

192

2.4 GHz

Performance Core Base Frequency

2.3 GHz

2.8 GHz

Performance Core Turbo Frequency

3.7 GHz

10

Total Core Count

96

20

Total Thread Count

192

133 MHz

Bus Frequency

100 MHz

18.0

Multiplier

23.0

64 K per core

L1 Cache

80 KB per core

256 K per core

L2 Cache

1 MB per core

30 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

8

SMP

2

Memory Parameters

DDR3

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9645

-

PCIe Version

5

-

PCIe Lanes

128

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