AMD EPYC 7451 vs Intel Xeon E5 2686 v3

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We compared two server CPUs: AMD EPYC 7451 with 24 cores 2.3GHz and Intel Xeon E5 2686 v3 with 18 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7451 's Advantages

Released 2 years and 9 months late

Higher specification of memory (DDR4-2666 vs DDR3)

Higher base frequency (2.3GHz vs 2GHz)

Larger L3 cache size (64MB vs 45MB)

Intel Xeon E5 2686 v3 's Advantages

Lower TDP (120W vs 180W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7451

879

Intel Xeon E5 2686 v3 +17%

1033

Geekbench 6 Multi Core

AMD EPYC 7451

5142

Intel Xeon E5 2686 v3 +68%

8649

AMD EPYC 7451

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Intel Xeon E5 2686 v3

General Parameters

Jun 2017

Release Date

Sep 2014

AMD

Manufacturer

Intel

Server

Type

Server

Naples

Core Architecture

Haswell-EP

AMD Socket SP3

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Xeon E5 (Haswell-EP)

Package

4.8 billions

Transistor Count

2.6 billions

14 nm

Manufacturing Process

22 nm

AMD Socket SP3

Socket

Intel Socket 2011-3

180 W

Power Consumption

120 W

81 °C

Peak Operating Temperature

83 °C

GlobalFoundries

Foundry

Intel

213 mm²

Die Size

356 mm²

FCLGA-4094

Package

FC-LGA12A

CPU Performance

2.3 GHz

Performance Core Base Frequency

2 GHz

3.2 GHz

Performance Core Turbo Frequency

3.5 GHz

24

Total Core Count

18

48

Total Thread Count

36

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

20.0

96 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

64 MB shared

L3 Cache

45 MB shared

Yes

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR4-2666

Memory Types

DDR3,

8

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

-

PCIe Lanes

40

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