Opteron 43CX EE vs AMD EPYC 7643P

VS

Opteron 43CX EE AMD EPYC 7643P

We compared two server CPUs: Opteron 43CX EE with 4 cores 2.2GHz and AMD EPYC 7643P with 48 cores 2.3GHz . 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 225W)

AMD EPYC 7643P 's Advantages

Released 10 years and 9 months late

Higher specification of memory (DDR4-3200 vs DDR3)

Higher base frequency (2.3GHz vs 2.2GHz)

Larger L3 cache size (256MB vs 8MB)

More modern manufacturing process (7nm vs 32nm)

Score

Opteron 43CX EE

VS

AMD EPYC 7643P

General Parameters

Dec 2012

Release Date

Sep 2023

AMD

Manufacturer

AMD

Server

Type

Server

Seoul

Core Architecture

Milan

AMD Socket C32

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Opteron (Seoul)

Generation

EPYC (Zen 3 (Milan))

Package

1.2 billions

Transistor Count

33.2 billions

32 nm

Manufacturing Process

7 nm

AMD Socket C32

Socket

AMD Socket SP3

35 W

Power Consumption

225 W

-

Foundry

TSMC

315 mm²

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

-

Package

FCLGA-4094

CPU Performance

2.2 GHz

Performance Core Base Frequency

2.3 GHz

3 GHz

Performance Core Turbo Frequency

3.6 GHz

4

Total Core Count

48

4

Total Thread Count

96

200 MHz

Bus Frequency

100 MHz

11.0

Multiplier

23.0

192 K

L1 Cache

64 KB per core

4 MB

L2 Cache

512 KB per core

8 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

8

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR4-3200

Max Memory Channels

8

No

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

4

-

PCIe Lanes

128

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