Opteron 6168 vs AMD EPYC 7451

VS

AMD Opteron 6168

AMD EPYC 7451

We compared two server CPUs: Opteron 6168 with 12 cores 1.9GHz and AMD EPYC 7451 with 24 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 6168 's Advantages

Lower TDP (115W vs 180W)

AMD EPYC 7451 's Advantages

Released 7 years and 3 months late

Higher specification of memory (2666 vs 3)

Newer PCIe version (3 vs 2)

Higher base frequency (2.3GHz vs 1.9GHz)

Larger L3 cache size (64MB vs 12MB)

More modern manufacturing process (14nm vs 45nm)

Score

Benchmark

Geekbench 6 Single Core

Opteron 6168

241

AMD EPYC 7451 +264%

879

Geekbench 6 Multi Core

Opteron 6168

1418

AMD EPYC 7451 +262%

5142

Opteron 6168

VS

AMD EPYC 7451

General Parameters

Mar 2010

Release Date

Jun 2017

AMD

Manufacturer

AMD

Server

Type

Server

Magny-Cours

Core Architecture

Naples

AMD Socket G34

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Opteron (Magny-Cours)

Generation

EPYC (Zen (Naples))

Package

1.8 billions

Transistor Count

4.8 billions

45 nm

Manufacturing Process

14 nm

115 W

Power Consumption

180 W

69 °C

Peak Operating Temperature

81 °C

-

Foundry

GlobalFoundries

346 mm²

Die Size

213 mm²

CPU Performance

1.9 GHz

Performance Core Base Frequency

2.3 GHz

0

Performance Core Turbo Frequency

3.2 GHz

12

Total Core Count

24

12

Total Thread Count

48

200 MHz

Bus Frequency

100 MHz

9.5

Multiplier

23.0

768 K shared

L1 Cache

96 K per core

6 MB per core

L2 Cache

512 K per core

12 MB

L3 Cache

64 MB shared

No

Unlocked Multiplier

Yes

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR4-2666

Max Memory Channels

8

No

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

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