Opteron 6378 vs AMD EPYC 7251

VS

AMD Opteron 6378

AMD EPYC 7251

We compared two server CPUs: Opteron 6378 with 16 cores 2.4GHz and AMD EPYC 7251 with 8 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 6378 's Advantages

Higher base frequency (2.4GHz vs 2.1GHz)

Lower TDP (115W vs 120W)

AMD EPYC 7251 's Advantages

Released 4 years and 7 months late

Higher specification of memory (2400 vs 1866)

Newer PCIe version (3 vs 2)

Larger L3 cache size (32MB vs 8MB)

More modern manufacturing process (14nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Opteron 6378

425

AMD EPYC 7251 +83%

781

Geekbench 6 Multi Core

Opteron 6378

3530

AMD EPYC 7251 +3%

3651

Geekbench 5 Single Core

Opteron 6378

366

AMD EPYC 7251 +46%

537

Geekbench 5 Multi Core

Opteron 6378 +30%

706

AMD EPYC 7251

540

Opteron 6378

VS

AMD EPYC 7251

General Parameters

Nov 2012

Release Date

Jun 2017

AMD

Manufacturer

AMD

Server

Type

Server

Abu Dhabi

Core Architecture

Naples

AMD Socket G34

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Opteron (Abu Dhabi)

Generation

EPYC (Zen (Naples))

Package

2.4 billions

Transistor Count

4.8 billions

32 nm

Manufacturing Process

14 nm

115 W

Power Consumption

120 W

69 °C

Peak Operating Temperature

81 °C

GlobalFoundries

Foundry

GlobalFoundries

2x315 mm²

Die Size

213 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.1 GHz

3.3 GHz

Performance Core Turbo Frequency

2.9 GHz

16

Total Core Count

8

16

Total Thread Count

16

200 MHz

Bus Frequency

100 MHz

12.0

Multiplier

21.0

768 KB

L1 Cache

96 K per core

2 MB per module

L2 Cache

512 K per core

8 MB per die

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

4

SMP

2

Memory Parameters

DDR3-1866

Memory Types

DDR4-2400

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

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