Intel Xeon X5660 vs AMD EPYC Embedded 3255

VS

Intel Xeon X5660

AMD EPYC Embedded 3255

We compared two server CPUs: Intel Xeon X5660 with 6 cores 2.8GHz and AMD EPYC Embedded 3255 with 8 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon X5660 's Advantages

Higher base frequency (2.8GHz vs 2.5GHz)

AMD EPYC Embedded 3255 's Advantages

Released 7 years and 11 months late

Higher specification of memory (2666 vs 3)

Newer PCIe version (3 vs 2)

Larger L3 cache size (16MB vs 12MB)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (55W vs 95W)

Score

Intel Xeon X5660

VS

AMD EPYC Embedded 3255

General Parameters

Mar 2010

Release Date

Feb 2018

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EP

Core Architecture

Zen

Intel Socket 1366

Socket

AMD BGA SP4r2

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

EPYC Embedded (Zen (Snowy Owl))

Package

1.17 billions

Transistor Count

4.8 billions

32 nm

Manufacturing Process

14 nm

95 W

Power Consumption

55 W

Intel

Foundry

GlobalFoundries

239 mm²

Die Size

213 mm²

CPU Performance

2.8 GHz

Performance Core Base Frequency

2.5 GHz

3.2 GHz

Performance Core Turbo Frequency

3.1 GHz

6

Total Core Count

8

12

Total Thread Count

16

133 MHz

Bus Frequency

100 MHz

21.0

Multiplier

25.0

64 K per core

L1 Cache

96 K per core

256 K per core

L2 Cache

512 K per core

12 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR4-2666

3

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

32

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