AMD EPYC 7543 vs AMD EPYC 7401

VS

AMD EPYC 7543 AMD EPYC 7401

We compared two server CPUs: AMD EPYC 7543 with 32 cores 2.8GHz and AMD EPYC 7401 with 24 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7543 's Advantages

Released 3 years and 9 months late

Higher specification of memory (DDR4-3200 vs DDR4-2666)

Newer PCIe version (4 vs 3)

Higher base frequency (2.8GHz vs 2GHz)

Larger L3 cache size (256MB vs 64MB)

More modern manufacturing process (7nm vs 14nm)

AMD EPYC 7401 's Advantages

Lower TDP (170W vs 225W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7543 +118%

1688

AMD EPYC 7401

771

Geekbench 6 Multi Core

AMD EPYC 7543 +136%

3080

AMD EPYC 7401

1304

AMD EPYC 7543

VS

AMD EPYC 7401

General Parameters

Mar 2021

Release Date

Jun 2017

AMD

Manufacturer

AMD

Server

Type

Server

Milan

Core Architecture

Naples

AMD Socket SP3

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

EPYC (Zen (Naples))

Package

33.2 billions

Transistor Count

4.8 billions

7 nm

Manufacturing Process

14 nm

AMD Socket SP3

Socket

AMD Socket SP3

225 W

Power Consumption

170 W

-

Peak Operating Temperature

85 °C

TSMC

Foundry

GlobalFoundries

8x81 mm²

Die Size

213 mm²

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

FCLGA-4094

Package

FCLGA-4094

CPU Performance

2.8 GHz

Performance Core Base Frequency

2 GHz

3.7 GHz

Performance Core Turbo Frequency

3 GHz

32

Total Core Count

24

64

Total Thread Count

48

100 MHz

Bus Frequency

100 MHz

28.0

Multiplier

20.0

64 KB per core

L1 Cache

96 K per core

512 KB per core

L2 Cache

512 K per core

256 MB shared

L3 Cache

64 MB shared

No

Unlocked Multiplier

Yes

4

Cores per CCD

-

2

SMP

2

Memory Parameters

DDR4-3200

Memory Types

DDR4-2666

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

3

128

PCIe Lanes

-

Related CPU Comparisons

1

AMD EPYC 9254 vs AMD EPYC 7543

2

AMD EPYC 7543 vs Intel Xeon E5 2649 v3

3

AMD EPYC 7543 vs Intel Xeon Platinum 9222

4

AMD EPYC 7543 vs Intel Xeon W 3375

5

AMD EPYC 9354 vs AMD EPYC 7543

6

AMD EPYC 7543 vs Intel Xeon E3 1280

7

AMD EPYC 7543 vs AMD EPYC 7282

8

Intel Xeon X5690 vs AMD EPYC 7401

9

AMD EPYC 7543 vs Opteron 2216 (F3)

10

AMD EPYC 7543 vs Xeon E 2124G