AMD EPYC 7251 vs Intel Xeon E5 2403

VS

AMD EPYC 7251

Intel Xeon E5-2403

We compared two server CPUs: AMD EPYC 7251 with 8 cores 2.1GHz and Intel Xeon E5 2403 with 4 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7251 's Advantages

Released 5 years and 1 months late

Higher specification of memory (2400 vs 3)

Higher base frequency (2.1GHz vs 1.8GHz)

Larger L3 cache size (32MB vs 10MB)

More modern manufacturing process (14nm vs 32nm)

Intel Xeon E5 2403 's Advantages

Lower TDP (80W vs 120W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7251 +123%

781

Intel Xeon E5 2403

349

Geekbench 6 Multi Core

AMD EPYC 7251 +227%

3651

Intel Xeon E5 2403

1116

Geekbench 5 Single Core

AMD EPYC 7251 +48%

537

Intel Xeon E5 2403

362

Geekbench 5 Multi Core

AMD EPYC 7251

540

Intel Xeon E5 2403 +151%

1359

AMD EPYC 7251

VS

Intel Xeon E5 2403

General Parameters

Jun 2017

Release Date

May 2012

AMD

Manufacturer

Intel

Server

Type

Server

Naples

Core Architecture

Sandy Bridge-EN

AMD Socket SP3

Socket

Intel Socket 1356

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Xeon E5 (Sandy Bridge-EN)

Package

4.8 billions

Transistor Count

1.27 billions

14 nm

Manufacturing Process

32 nm

120 W

Power Consumption

80 W

81 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

213 mm²

Die Size

294 mm²

CPU Performance

2.1 GHz

Performance Core Base Frequency

1.8 GHz

2.9 GHz

Performance Core Turbo Frequency

0

8

Total Core Count

4

16

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

21.0

Multiplier

18.0

96 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

32 MB shared

L3 Cache

10 MB shared

Yes

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR4-2400

Memory Types

DDR3

8

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

-

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