AMD EPYC 7551 vs AMD EPYC 7261

VS

AMD EPYC 7551

AMD EPYC 7261

We compared two server CPUs: AMD EPYC 7551 with 32 cores 2GHz and AMD EPYC 7261 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 7551 's Advantages

Larger L3 cache size (64MB vs 32MB)

AMD EPYC 7261 's Advantages

Released 1 years late

Higher base frequency (2.5GHz vs 2GHz)

Lower TDP (170W vs 180W)

Score

AMD EPYC 7551

VS

AMD EPYC 7261

General Parameters

Jun 2017

Release Date

Jun 2018

AMD

Manufacturer

AMD

Server

Type

Server

Naples

Core Architecture

Naples

AMD Socket SP3

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

EPYC (Zen (Naples))

Package

4.8 billions

Transistor Count

4.8 billions

14 nm

Manufacturing Process

14 nm

180 W

Power Consumption

170 W

81 °C

Peak Operating Temperature

81 °C

GlobalFoundries

Foundry

GlobalFoundries

213 mm²

Die Size

213 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

2.5 GHz

3 GHz

Performance Core Turbo Frequency

2.9 GHz

32

Total Core Count

8

64

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

20.0

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

32 MB shared

Yes

Unlocked Multiplier

Yes

2

SMP

2

Memory Parameters

DDR4-2666

Memory Types

DDR4-2666

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

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