AMD Ryzen 9 PRO 7945 vs Opteron 6168

VS

AMD Ryzen 9 PRO 7945

AMD Opteron 6168

We compared two server CPUs: AMD Ryzen 9 PRO 7945 with 12 cores 3.7GHz 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 Ryzen 9 PRO 7945 's Advantages

Released 13 years and 3 months late

Higher specification of memory (5200 vs 3)

Newer PCIe version (5 vs 2)

Higher base frequency (3.7GHz vs 1.9GHz)

Larger L3 cache size (64MB vs 12MB)

More modern manufacturing process (5nm vs 45nm)

Lower TDP (65W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen 9 PRO 7945 +1100%

2892

Opteron 6168

241

Geekbench 6 Multi Core

AMD Ryzen 9 PRO 7945 +923%

14516

Opteron 6168

1418

AMD Ryzen 9 PRO 7945

VS

Opteron 6168

General Parameters

Jun 2023

Release Date

Mar 2010

AMD

Manufacturer

AMD

Server

Type

Server

Raphael

Core Architecture

Magny-Cours

AMD Socket AM5

Socket

AMD Socket G34

Radeon Graphics

Integrated Graphics

N/A

Ryzen 9 (Zen 4 (Raphael))

Generation

Opteron (Magny-Cours)

Package

13.14 billions

Transistor Count

1.8 billions

5 nm

Manufacturing Process

45 nm

65 W

Power Consumption

115 W

47 °C

Peak Operating Temperature

69 °C

TSMC

Foundry

-

2x71 mm²

Die Size

346 mm²

6 nm

I/O Process Size

-

122 mm²

I/O Die Size

-

CPU Performance

3.7 GHz

Performance Core Base Frequency

1.9 GHz

5.4 GHz

Performance Core Turbo Frequency

0

12

Total Core Count

12

24

Total Thread Count

12

100 MHz

Bus Frequency

200 MHz

37.0

Multiplier

9.5

64 KB per core

L1 Cache

768 K shared

1 MB per core

L2 Cache

6 MB per core

64 MB shared

L3 Cache

12 MB

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR5-5200

Memory Types

DDR3

Yes

ECC Memory Support

No

Miscellaneous

5

PCIe Version

2

24

PCIe Lanes

-

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