AMD EPYC 7542 vs Xeon E7520

VS

AMD EPYC 7542

Intel Xeon E7520

We compared two server CPUs: AMD EPYC 7542 with 32 cores 2.9GHz and Xeon E7520 with 4 cores 1.866GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7542 's Advantages

Released 9 years and 5 months late

Higher specification of memory (3200 vs 1333)

Newer PCIe version (4 vs 2)

Higher base frequency (2.9GHz vs 1.866GHz)

Larger L3 cache size (128MB vs 18MB)

More modern manufacturing process (7nm vs 45nm)

Xeon E7520 's Advantages

Lower TDP (95W vs 225W)

Score

AMD EPYC 7542

VS

Xeon E7520

General Parameters

Aug 2019

Release Date

Mar 2010

AMD

Manufacturer

Intel

Server

Type

Server

Rome

Core Architecture

Nehalem-EX

AMD Socket SP3

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

EPYC (Zen 2 (Rome))

Generation

Xeon(Beckton)

Package

3.8 billions

Transistor Count

2.3 billions

7 nm

Manufacturing Process

45 nm

225 W

Power Consumption

95 W

TSMC

Foundry

Intel

74 mm²

Die Size

684 mm²

CPU Performance

2.9 GHz

Performance Core Base Frequency

1.866 GHz

3.4 GHz

Performance Core Turbo Frequency

0

32

Total Core Count

4

64

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

29.0

Multiplier

14.0

96 K per core

L1 Cache

64 KB per core

512 K 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

DDR4-3200

Memory Types

DDR3-1333

8

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

2

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