Opteron 43CX EE vs AMD Ryzen 9 PRO 7945

VS

AMD Opteron 43CX EE

AMD Ryzen 9 PRO 7945

We compared two server CPUs: Opteron 43CX EE with 4 cores 2.2GHz 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

Opteron 43CX EE 's Advantages

Lower TDP (35W vs 65W)

AMD Ryzen 9 PRO 7945 's Advantages

Released 10 years and 6 months late

Higher specification of memory (5200 vs 3)

Higher base frequency (3.7GHz vs 2.2GHz)

Larger L3 cache size (64MB vs 8MB)

More modern manufacturing process (5nm vs 32nm)

Score

Opteron 43CX EE

VS

AMD Ryzen 9 PRO 7945

General Parameters

Dec 2012

Release Date

Jun 2023

AMD

Manufacturer

AMD

Server

Type

Server

Seoul

Core Architecture

Raphael

AMD Socket C32

Socket

AMD Socket AM5

N/A

Integrated Graphics

Radeon Graphics

Opteron (Seoul)

Generation

Ryzen 9 (Zen 4 (Raphael))

Package

1.2 billions

Transistor Count

13.14 billions

32 nm

Manufacturing Process

5 nm

35 W

Power Consumption

65 W

-

Peak Operating Temperature

47 °C

-

Foundry

TSMC

315 mm²

Die Size

2x71 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

122 mm²

CPU Performance

2.2 GHz

Performance Core Base Frequency

3.7 GHz

3 GHz

Performance Core Turbo Frequency

5.4 GHz

4

Total Core Count

12

4

Total Thread Count

24

200 MHz

Bus Frequency

100 MHz

11.0

Multiplier

37.0

192 K

L1 Cache

64 KB per core

4 MB

L2 Cache

1 MB per core

8 MB shared

L3 Cache

64 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR5-5200

No

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

5

-

PCIe Lanes

24

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