AMD EPYC 7551 vs Opteron 6378

VS

AMD EPYC 7551 Opteron 6378

We compared two server CPUs: AMD EPYC 7551 with 32 cores 2GHz and Opteron 6378 with 16 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7551 's Advantages

Released 4 years and 7 months late

Higher specification of memory (DDR4-2666 vs DDR3)

Newer PCIe version (3 vs 2)

Larger L3 cache size (64MB vs 8MB)

More modern manufacturing process (14nm vs 32nm)

Opteron 6378 's Advantages

Higher base frequency (2.4GHz vs 2GHz)

Lower TDP (115W vs 180W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7551

250

Opteron 6378 +70%

425

Geekbench 6 Multi Core

AMD EPYC 7551

141

Opteron 6378 +2403%

3530

AMD EPYC 7551

VS

Opteron 6378

General Parameters

Jun 2017

Release Date

Nov 2012

AMD

Manufacturer

AMD

Server

Type

Server

Naples

Core Architecture

Abu Dhabi

AMD Socket SP3

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Opteron (Abu Dhabi)

Package

4.8 billions

Transistor Count

2.4 billions

14 nm

Manufacturing Process

32 nm

AMD Socket SP3

Socket

AMD Socket G34

180 W

Power Consumption

115 W

81 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

-

213 mm²

Die Size

315 mm²

FCLGA-4094

Package

-

CPU Performance

2 GHz

Performance Core Base Frequency

2.4 GHz

3 GHz

Performance Core Turbo Frequency

3.3 GHz

32

Total Core Count

16

64

Total Thread Count

16

100 MHz

Bus Frequency

200 MHz

20.0

Multiplier

12.0

96 K per core

L1 Cache

768 K

512 K per core

L2 Cache

16 MB

64 MB shared

L3 Cache

8 MB per die

Yes

Unlocked Multiplier

No

2

SMP

4

Memory Parameters

DDR4-2666

Memory Types

DDR3

8

Max Memory Channels

Yes

ECC Memory Support

No

Miscellaneous

3

PCIe Version

2

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