Ryzen 9 PRO 7945 vs Opteron 6274

VS

Ryzen 9 PRO 7945 Opteron 6274

We compared two server CPUs: Ryzen 9 PRO 7945 with 12 cores 3.7GHz and Opteron 6274 with 16 cores 2.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Ryzen 9 PRO 7945 's Advantages

Released 11 years and 7 months late

Higher specification of memory (DDR5-5200 vs DDR3)

Newer PCIe version (5 vs 2)

Higher base frequency (3.7GHz vs 2.2GHz)

Larger L3 cache size (64MB vs 16MB)

More modern manufacturing process (5nm vs 32nm)

Lower TDP (65W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Ryzen 9 PRO 7945 +812%

2764

Opteron 6274

303

Geekbench 6 Multi Core

Ryzen 9 PRO 7945 +655%

14516

Opteron 6274

1922

Ryzen 9 PRO 7945

VS

Opteron 6274

General Parameters

Jun 2023

Release Date

Nov 2011

AMD

Manufacturer

AMD

Server

Type

Server

Raphael

Core Architecture

Interlagos

AMD Socket AM5

Socket

AMD Socket G34

Radeon Graphics

Integrated Graphics

N/A

Ryzen 9 (Zen 4 (Raphael))

Generation

Opteron (Interlagos)

Package

13.14 billions

Transistor Count

2.4 billions

5 nm

Manufacturing Process

32 nm

AMD Socket AM5

Socket

AMD Socket G34

65 W

Power Consumption

115 W

47 °C

Peak Operating Temperature

-

TSMC

Foundry

-

2x71 mm²

Die Size

316 mm²

6 nm

I/O Process Size

-

122 mm²

I/O Die Size

-

FC-LGA1718

Package

-

CPU Performance

3.7 GHz

Performance Core Base Frequency

2.2 GHz

5.4 GHz

Performance Core Turbo Frequency

3.1 GHz

12

Total Core Count

16

24

Total Thread Count

16

100 MHz

Bus Frequency

200 MHz

37.0

Multiplier

11.0

64 KB per core

L1 Cache

768 K shared

1 MB per core

L2 Cache

8.00391 MB per core

64 MB shared

L3 Cache

16 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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