Opteron 43CX EE vs AMD EPYC 7261

VS

AMD Opteron 43CX EE

AMD EPYC 7261

We compared two server CPUs: Opteron 43CX EE with 4 cores 2.2GHz and AMD EPYC 7261 with 8 cores 2.5GHz . 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 170W)

AMD EPYC 7261 's Advantages

Released 5 years and 6 months late

Higher specification of memory (2666 vs 3)

Higher base frequency (2.5GHz vs 2.2GHz)

Larger L3 cache size (32MB vs 8MB)

More modern manufacturing process (14nm vs 32nm)

Score

Opteron 43CX EE

VS

AMD EPYC 7261

General Parameters

Dec 2012

Release Date

Jun 2018

AMD

Manufacturer

AMD

Server

Type

Server

Seoul

Core Architecture

Naples

AMD Socket C32

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Opteron (Seoul)

Generation

EPYC (Zen (Naples))

Package

1.2 billions

Transistor Count

4.8 billions

32 nm

Manufacturing Process

14 nm

35 W

Power Consumption

170 W

-

Peak Operating Temperature

81 °C

-

Foundry

GlobalFoundries

315 mm²

Die Size

213 mm²

CPU Performance

2.2 GHz

Performance Core Base Frequency

2.5 GHz

3 GHz

Performance Core Turbo Frequency

2.9 GHz

4

Total Core Count

8

4

Total Thread Count

16

200 MHz

Bus Frequency

100 MHz

11.0

Multiplier

25.0

192 K

L1 Cache

96 K per core

4 MB

L2 Cache

512 K per core

8 MB shared

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR4-2666

Max Memory Channels

8

No

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

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