Intel Xeon E5603 vs AMD EPYC 7473X

VS

Intel Xeon E5603

AMD EPYC 7473X

We compared two server CPUs: Intel Xeon E5603 with 4 cores 1.6GHz 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

Intel Xeon E5603 's Advantages

Lower TDP (80W vs 240W)

AMD EPYC 7473X 's Advantages

Released 11 years and 1 months late

Higher specification of memory (3200 vs 3)

Newer PCIe version (4 vs 2)

Higher base frequency (2.8GHz vs 1.6GHz)

Larger L3 cache size (768MB vs 4MB)

More modern manufacturing process (7nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5603

201

AMD EPYC 7473X +788%

1786

Geekbench 6 Multi Core

Intel Xeon E5603

586

AMD EPYC 7473X +2601%

15829

Intel Xeon E5603

VS

AMD EPYC 7473X

General Parameters

Feb 2011

Release Date

Mar 2022

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EP

Core Architecture

Milan-X

Intel Socket 1366

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

EPYC (Zen 3 (Milan))

Package

1.17 billions

Transistor Count

33.2 billions

32 nm

Manufacturing Process

7 nm

80 W

Power Consumption

240 W

Intel

Foundry

TSMC

239 mm²

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

1.6 GHz

Performance Core Base Frequency

2.8 GHz

0

Performance Core Turbo Frequency

3.7 GHz

4

Total Core Count

24

4

Total Thread Count

48

133 MHz

Bus Frequency

100 MHz

12.0

Multiplier

28.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

512 K per core

4 MB shared

L3 Cache

768 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

3

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

-

PCIe Lanes

128

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