Intel Xeon E5645 vs AMD EPYC 7F52

VS

Intel Xeon E5645

AMD EPYC 7F52

We compared two server CPUs: Intel Xeon E5645 with 6 cores 2.4GHz and AMD EPYC 7F52 with 16 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5645 's Advantages

Lower TDP (80W vs 155W)

AMD EPYC 7F52 's Advantages

Released 10 years and 1 months late

Higher specification of memory (3200 vs 3)

Newer PCIe version (4 vs 2)

Higher base frequency (3.5GHz vs 2.4GHz)

Larger L3 cache size (256MB vs 12MB)

More modern manufacturing process (7nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5645

425

AMD EPYC 7F52 +221%

1366

Geekbench 6 Multi Core

Intel Xeon E5645

3117

AMD EPYC 7F52 +42%

4440

Intel Xeon E5645

VS

AMD EPYC 7F52

General Parameters

Mar 2010

Release Date

Apr 2020

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EP

Core Architecture

Rome

Intel Socket 1366

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

EPYC (Zen 2 (Rome))

Package

1.17 billions

Transistor Count

3.8 billions

32 nm

Manufacturing Process

7 nm

80 W

Power Consumption

155 W

Intel

Foundry

TSMC

239 mm²

Die Size

74 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

3.5 GHz

2.666 GHz

Performance Core Turbo Frequency

3.9 GHz

6

Total Core Count

16

12

Total Thread Count

32

133 MHz

Bus Frequency

100 MHz

18.0

Multiplier

35.0

64 K per core

L1 Cache

96 K per core

256 K per core

L2 Cache

512 K per core

12 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR4-3200

3

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

4

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