Opteron 6276 vs AMD Ryzen 9 PRO 7945

VS

AMD Opteron 6276

AMD Ryzen 9 PRO 7945

We compared two server CPUs: Opteron 6276 with 16 cores 2.3GHz and AMD Ryzen 9 PRO 7945 with 12 cores 3.7GHz . 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 11 years and 7 months late

Higher specification of memory (5200 vs 3)

Newer PCIe version (5 vs 2)

Higher base frequency (3.7GHz vs 2.3GHz)

Larger L3 cache size (64MB vs 8MB)

More modern manufacturing process (5nm vs 32nm)

Lower TDP (65W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Opteron 6276

198

AMD Ryzen 9 PRO 7945 +1360%

2892

Geekbench 6 Multi Core

Opteron 6276

1729

AMD Ryzen 9 PRO 7945 +739%

14516

Opteron 6276

VS

AMD Ryzen 9 PRO 7945

General Parameters

Nov 2011

Release Date

Jun 2023

AMD

Manufacturer

AMD

Server

Type

Server

Interlagos

Core Architecture

Raphael

AMD Socket G34

Socket

AMD Socket AM5

N/A

Integrated Graphics

Radeon Graphics

Opteron (Interlagos)

Generation

Ryzen 9 (Zen 4 (Raphael))

Package

2.4 billions

Transistor Count

13.14 billions

32 nm

Manufacturing Process

5 nm

115 W

Power Consumption

65 W

-

Peak Operating Temperature

47 °C

-

Foundry

TSMC

316 mm²

Die Size

2x71 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

122 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

3.7 GHz

3.2 GHz

Performance Core Turbo Frequency

5.4 GHz

16

Total Core Count

12

16

Total Thread Count

24

200 MHz

Bus Frequency

100 MHz

11.5

Multiplier

37.0

768 K

L1 Cache

64 KB per core

16 MB

L2 Cache

1 MB per core

8 MB per die

L3 Cache

64 MB shared

No

Unlocked Multiplier

No

4

SMP

1

Memory Parameters

DDR3

Memory Types

DDR5-5200

No

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

5

-

PCIe Lanes

24

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