AMD EPYC 7451 vs AMD EPYC Embedded 3255

VS

AMD EPYC 7451

AMD EPYC Embedded 3255

We compared two server CPUs: AMD EPYC 7451 with 24 cores 2.3GHz 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

AMD EPYC 7451 's Advantages

Larger L3 cache size (64MB vs 16MB)

AMD EPYC Embedded 3255 's Advantages

Released 8 months late

Higher base frequency (2.5GHz vs 2.3GHz)

Lower TDP (55W vs 180W)

Score

AMD EPYC 7451

VS

AMD EPYC Embedded 3255

General Parameters

Jun 2017

Release Date

Feb 2018

AMD

Manufacturer

AMD

Server

Type

Server

Naples

Core Architecture

Zen

AMD Socket SP3

Socket

AMD BGA SP4r2

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

EPYC Embedded (Zen (Snowy Owl))

Package

4.8 billions

Transistor Count

4.8 billions

14 nm

Manufacturing Process

14 nm

180 W

Power Consumption

55 W

81 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

GlobalFoundries

213 mm²

Die Size

213 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

2.5 GHz

3.2 GHz

Performance Core Turbo Frequency

3.1 GHz

24

Total Core Count

8

48

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

25.0

96 K per core

L1 Cache

96 K per core

512 K per core

L2 Cache

512 K per core

64 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR4-2666

Memory Types

DDR4-2666

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

-

PCIe Lanes

32

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