AMD EPYC 7251 vs Xeon EC5509

VS

AMD EPYC 7251

Intel Xeon EC5509

We compared two server CPUs: AMD EPYC 7251 with 8 cores 2.1GHz and Xeon EC5509 with 4 cores 2GHz . 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 7 years and 4 months late

Higher specification of memory (2400 vs 1066)

Newer PCIe version (3 vs 2)

Higher base frequency (2.1GHz vs 2GHz)

Larger L3 cache size (32MB vs 8MB)

More modern manufacturing process (14nm vs 45nm)

Xeon EC5509 's Advantages

Lower TDP (85W vs 120W)

Score

AMD EPYC 7251

VS

Xeon EC5509

General Parameters

Jun 2017

Release Date

Feb 2010

AMD

Manufacturer

Intel

Server

Type

Server

Naples

Core Architecture

Jasper Forest

AMD Socket SP3

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Xeon(Jasper Forest)

Package

4.8 billions

Transistor Count

-

14 nm

Manufacturing Process

45 nm

120 W

Power Consumption

85 W

81 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

213 mm²

Die Size

263 mm²

CPU Performance

2.1 GHz

Performance Core Base Frequency

2 GHz

2.9 GHz

Performance Core Turbo Frequency

0

8

Total Core Count

4

16

Total Thread Count

4

100 MHz

Bus Frequency

133 MHz

21.0

Multiplier

15.0

96 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

256 KB per core

32 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR4-2400

Memory Types

DDR3-1066

8

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

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