Xeon E7520 vs AMD EPYC 7473X

VS

Intel Xeon E7520

AMD EPYC 7473X

We compared two server CPUs: Xeon E7520 with 4 cores 1.866GHz and AMD EPYC 7473X with 24 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E7520 's Advantages

Lower TDP (95W vs 240W)

AMD EPYC 7473X 's Advantages

Released 12 years late

Higher specification of memory (3200 vs 1333)

Newer PCIe version (4 vs 2)

Higher base frequency (2.8GHz vs 1.866GHz)

Larger L3 cache size (768MB vs 18MB)

More modern manufacturing process (7nm vs 45nm)

Score

Xeon E7520

VS

AMD EPYC 7473X

General Parameters

Mar 2010

Release Date

Mar 2022

Intel

Manufacturer

AMD

Server

Type

Server

Nehalem-EX

Core Architecture

Milan-X

Intel Socket 1567

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon(Beckton)

Generation

EPYC (Zen 3 (Milan))

Package

2.3 billions

Transistor Count

33.2 billions

45 nm

Manufacturing Process

7 nm

95 W

Power Consumption

240 W

Intel

Foundry

TSMC

684 mm²

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

1.866 GHz

Performance Core Base Frequency

2.8 GHz

0

Performance Core Turbo Frequency

3.7 GHz

4

Total Core Count

24

8

Total Thread Count

48

133 MHz

Bus Frequency

100 MHz

14.0

Multiplier

28.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

512 K per core

18 MB shared

L3 Cache

768 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

3

8

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR4-3200

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

4

-

PCIe Lanes

128

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