Intel Xeon E5 2403 vs AMD EPYC 7663

VS

Intel Xeon E5-2403

AMD EPYC 7663

We compared two server CPUs: Intel Xeon E5 2403 with 4 cores 1.8GHz and AMD EPYC 7663 with 56 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2403 's Advantages

Lower TDP (80W vs 240W)

AMD EPYC 7663 's Advantages

Released 8 years and 10 months late

Higher specification of memory (3200 vs 3)

Higher base frequency (2GHz vs 1.8GHz)

Larger L3 cache size (256MB vs 10MB)

More modern manufacturing process (7nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2403

349

AMD EPYC 7663 +122%

777

Geekbench 6 Multi Core

Intel Xeon E5 2403

1116

AMD EPYC 7663 +467%

6330

Intel Xeon E5 2403

VS

AMD EPYC 7663

General Parameters

May 2012

Release Date

Mar 2021

Intel

Manufacturer

AMD

Server

Type

Server

Sandy Bridge-EN

Core Architecture

Milan

Intel Socket 1356

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EN)

Generation

EPYC (Zen 3 (Milan))

Package

1.27 billions

Transistor Count

33.2 billions

32 nm

Manufacturing Process

7 nm

80 W

Power Consumption

240 W

Intel

Foundry

TSMC

294 mm²

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

1.8 GHz

Performance Core Base Frequency

2 GHz

0

Performance Core Turbo Frequency

3.5 GHz

4

Total Core Count

56

8

Total Thread Count

112

100 MHz

Bus Frequency

100 MHz

18.0

Multiplier

20.0

64 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

512 KB per core

10 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

7

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR4-3200

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

4

-

PCIe Lanes

128

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