AMD EPYC 7742 vs Opteron 6168

VS

AMD EPYC 7742

AMD Opteron 6168

We compared two server CPUs: AMD EPYC 7742 with 64 cores 2.25GHz and Opteron 6168 with 12 cores 1.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7742 's Advantages

Released 9 years and 5 months late

Higher specification of memory (3200 vs 3)

Newer PCIe version (4 vs 2)

Higher base frequency (2.25GHz vs 1.9GHz)

Larger L3 cache size (256MB vs 12MB)

More modern manufacturing process (7nm vs 45nm)

Opteron 6168 's Advantages

Lower TDP (115W vs 225W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7742 +67%

404

Opteron 6168

241

Geekbench 6 Multi Core

AMD EPYC 7742

170

Opteron 6168 +734%

1418

AMD EPYC 7742

VS

Opteron 6168

General Parameters

Aug 2019

Release Date

Mar 2010

AMD

Manufacturer

AMD

Server

Type

Server

Rome

Core Architecture

Magny-Cours

AMD Socket SP3

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

EPYC (Zen 2 (Rome))

Generation

Opteron (Magny-Cours)

Package

3.8 billions

Transistor Count

1.8 billions

7 nm

Manufacturing Process

45 nm

225 W

Power Consumption

115 W

-

Peak Operating Temperature

69 °C

TSMC

Foundry

-

74 mm²

Die Size

346 mm²

CPU Performance

2.25 GHz

Performance Core Base Frequency

1.9 GHz

3.4 GHz

Performance Core Turbo Frequency

0

64

Total Core Count

12

128

Total Thread Count

12

100 MHz

Bus Frequency

200 MHz

22.5

Multiplier

9.5

96 K per core

L1 Cache

768 K shared

512 K per core

L2 Cache

6 MB per core

256 MB shared

L3 Cache

12 MB

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR4-3200

Memory Types

DDR3

8

Max Memory Channels

Yes

ECC Memory Support

No

Miscellaneous

4

PCIe Version

2

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