Intel Xeon E5503 vs AMD EPYC 7443

VS

Intel Xeon E5503

AMD EPYC 7443

We compared two server CPUs: Intel Xeon E5503 with 2 cores 2GHz and AMD EPYC 7443 with 24 cores 2.85GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5503 's Advantages

Lower TDP (80W vs 200W)

AMD EPYC 7443 's Advantages

Released 11 years late

Higher specification of memory (3200 vs 3)

Newer PCIe version (4 vs 2)

Higher base frequency (2.85GHz vs 2GHz)

Larger L3 cache size (128MB vs 4MB)

More modern manufacturing process (7nm vs 45nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5503

223

AMD EPYC 7443 +747%

1889

Geekbench 6 Multi Core

Intel Xeon E5503

670

AMD EPYC 7443 +416%

3458

Intel Xeon E5503

VS

AMD EPYC 7443

General Parameters

Mar 2010

Release Date

Mar 2021

Intel

Manufacturer

AMD

Server

Type

Server

Gainestown

Core Architecture

Milan

Intel Socket 1366

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon (Gainestown)

Generation

EPYC (Zen 3 (Milan))

Package

0.731 billions

Transistor Count

16.6 billions

45 nm

Manufacturing Process

7 nm

80 W

Power Consumption

200 W

Intel

Foundry

TSMC

263 mm²

Die Size

4x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

2.85 GHz

0

Performance Core Turbo Frequency

4 GHz

2

Total Core Count

24

2

Total Thread Count

48

133 MHz

Bus Frequency

100 MHz

15.0

Multiplier

28.5

64 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

512 KB per core

4 MB shared

L3 Cache

128 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

6

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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