Intel Xeon E5 2666 v3 vs AMD EPYC 7551P

VS

Intel Xeon E5-2666 v3

AMD EPYC 7551P

We compared two server CPUs: Intel Xeon E5 2666 v3 with 10 cores 2.9GHz and AMD EPYC 7551P with 32 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2666 v3 's Advantages

Higher base frequency (2.9GHz vs 2GHz)

Lower TDP (135W vs 180W)

AMD EPYC 7551P 's Advantages

Released 2 years and 7 months late

Higher specification of memory (2666 vs 2133)

Larger L3 cache size (64MB vs 25MB)

More modern manufacturing process (14nm vs 22nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2666 v3 +12%

1046

AMD EPYC 7551P

931

Geekbench 6 Multi Core

Intel Xeon E5 2666 v3

6173

AMD EPYC 7551P

6192

Blender

Intel Xeon E5 2666 v3

149

AMD EPYC 7551P +189%

432

Intel Xeon E5 2666 v3

VS

AMD EPYC 7551P

General Parameters

Nov 2014

Release Date

Jun 2017

Intel

Manufacturer

AMD

Server

Type

Server

Haswell-EP

Core Architecture

Naples

Intel Socket 2011-3

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

EPYC (Zen (Naples))

Package

2.6 billions

Transistor Count

4.8 billions

22 nm

Manufacturing Process

14 nm

135 W

Power Consumption

180 W

-

Peak Operating Temperature

81 °C

Intel

Foundry

GlobalFoundries

356 mm²

Die Size

213 mm²

CPU Performance

2.9 GHz

Performance Core Base Frequency

2 GHz

3.5 GHz

Performance Core Turbo Frequency

3 GHz

10

Total Core Count

32

20

Total Thread Count

64

100 MHz

Bus Frequency

100 MHz

29.0

Multiplier

20.0

64 K per core

L1 Cache

96 K per core

256 K per core

L2 Cache

512 K per core

25 MB shared

L3 Cache

64 MB shared

No

Unlocked Multiplier

Yes

2

SMP

1

Memory Parameters

DDR4-2133,DDR3-2133

Memory Types

DDR4-2666

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

40

PCIe Lanes

-

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