AMD EPYC 7742 vs AMD EPYC 7453

VS

AMD EPYC 7742

AMD EPYC 7453

We compared two server CPUs: AMD EPYC 7742 with 64 cores 2.25GHz and AMD EPYC 7453 with 28 cores 2.75GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7742 's Advantages

Larger L3 cache size (256MB vs 64MB)

AMD EPYC 7453 's Advantages

Released 1 years and 7 months late

Higher base frequency (2.75GHz vs 2.25GHz)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7742

404

AMD EPYC 7453 +199%

1208

Geekbench 6 Multi Core

AMD EPYC 7742

170

AMD EPYC 7453 +2687%

4739

AMD EPYC 7742

VS

AMD EPYC 7453

General Parameters

Aug 2019

Release Date

Mar 2021

AMD

Manufacturer

AMD

Server

Type

Server

Rome

Core Architecture

Milan

AMD Socket SP3

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

EPYC (Zen 2 (Rome))

Generation

EPYC (Zen 3 (Milan))

Package

3.8 billions

Transistor Count

16.6 billions

7 nm

Manufacturing Process

7 nm

225 W

Power Consumption

225 W

TSMC

Foundry

TSMC

74 mm²

Die Size

4x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

2.25 GHz

Performance Core Base Frequency

2.75 GHz

3.4 GHz

Performance Core Turbo Frequency

3.45 GHz

64

Total Core Count

28

128

Total Thread Count

56

100 MHz

Bus Frequency

100 MHz

22.5

Multiplier

27.5

96 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

512 KB per core

256 MB shared

L3 Cache

64 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

7

2

SMP

2

Memory Parameters

DDR4-3200

Memory Types

DDR4-3200

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

4

-

PCIe Lanes

128

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