AMD EPYC Embedded 3251 vs Intel Xeon E5 2643

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AMD EPYC Embedded 3251

Intel Xeon E5-2643

We compared two server CPUs: AMD EPYC Embedded 3251 with 8 cores 2.5GHz and Intel Xeon E5 2643 with 4 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC Embedded 3251 's Advantages

Released 5 years and 11 months late

Higher specification of memory (2666 vs 3)

Larger L3 cache size (16MB vs 10MB)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (55W vs 130W)

Intel Xeon E5 2643 's Advantages

Higher base frequency (3.3GHz vs 2.5GHz)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC Embedded 3251

870

Intel Xeon E5 2643 +31%

1143

Geekbench 6 Multi Core

AMD EPYC Embedded 3251 +2%

4939

Intel Xeon E5 2643

4836

AMD EPYC Embedded 3251

VS

Intel Xeon E5 2643

General Parameters

Feb 2018

Release Date

Mar 2012

AMD

Manufacturer

Intel

Server

Type

Server

Zen

Core Architecture

Sandy Bridge-EP

AMD BGA SP4r2

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

EPYC Embedded (Zen (Snowy Owl))

Generation

Xeon E5 (Sandy Bridge-EP)

Package

4.8 billions

Transistor Count

1.27 billions

14 nm

Manufacturing Process

32 nm

55 W

Power Consumption

130 W

GlobalFoundries

Foundry

Intel

213 mm²

Die Size

294 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

3.3 GHz

3.1 GHz

Performance Core Turbo Frequency

3.5 GHz

8

Total Core Count

4

16

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

33.0

96 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

16 MB shared

L3 Cache

10 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR4-2666

Memory Types

DDR3

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

32

PCIe Lanes

-

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