AMD EPYC 7642 vs AMD EPYC Embedded 3151

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AMD EPYC 7642

AMD EPYC Embedded 3151

We compared two server CPUs: AMD EPYC 7642 with 48 cores 2.4GHz and AMD EPYC Embedded 3151 with 4 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7642 's Advantages

Released 1 years and 6 months late

Higher specification of memory (3200 vs 2666)

Newer PCIe version (4 vs 3)

Larger L3 cache size (256MB vs 16MB)

More modern manufacturing process (7nm vs 14nm)

AMD EPYC Embedded 3151 's Advantages

Higher base frequency (2.7GHz vs 2.4GHz)

Lower TDP (45W vs 225W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7642 +28%

1191

AMD EPYC Embedded 3151

925

Geekbench 6 Multi Core

AMD EPYC 7642 +236%

11362

AMD EPYC Embedded 3151

3378

AMD EPYC 7642

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AMD EPYC Embedded 3151

General Parameters

Aug 2019

Release Date

Feb 2018

AMD

Manufacturer

AMD

Server

Type

Server

Rome

Core Architecture

Zen

AMD Socket SP3

Socket

AMD BGA SP4r2

N/A

Integrated Graphics

N/A

EPYC (Zen 2 (Rome))

Generation

EPYC Embedded (Zen (Snowy Owl))

Package

3.8 billions

Transistor Count

4.8 billions

7 nm

Manufacturing Process

14 nm

225 W

Power Consumption

45 W

TSMC

Foundry

GlobalFoundries

74 mm²

Die Size

213 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.7 GHz

3.4 GHz

Performance Core Turbo Frequency

2.9 GHz

48

Total Core Count

4

96

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

27.0

96 K per core

L1 Cache

96 K per core

512 K per core

L2 Cache

512 K per core

256 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR4-2666

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

3

-

PCIe Lanes

32

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