AMD EPYC 7451 vs AMD EPYC 7702

VS

AMD EPYC 7451

AMD EPYC 7702

We compared two server CPUs: AMD EPYC 7451 with 24 cores 2.3GHz and AMD EPYC 7702 with 64 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7451 's Advantages

Higher base frequency (2.3GHz vs 2GHz)

Lower TDP (180W vs 200W)

AMD EPYC 7702 's Advantages

Released 2 years and 2 months late

Higher specification of memory (3200 vs 2666)

Newer PCIe version (4 vs 3)

Larger L3 cache size (256MB vs 64MB)

More modern manufacturing process (7nm vs 14nm)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7451

879

AMD EPYC 7702 +21%

1069

Geekbench 6 Multi Core

AMD EPYC 7451

5142

AMD EPYC 7702 +67%

8594

AMD EPYC 7451

VS

AMD EPYC 7702

General Parameters

Jun 2017

Release Date

Aug 2019

AMD

Manufacturer

AMD

Server

Type

Server

Naples

Core Architecture

Rome

AMD Socket SP3

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

EPYC (Zen 2 (Rome))

Package

4.8 billions

Transistor Count

3.8 billions

14 nm

Manufacturing Process

7 nm

180 W

Power Consumption

200 W

81 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

TSMC

213 mm²

Die Size

74 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

2 GHz

3.2 GHz

Performance Core Turbo Frequency

3.35 GHz

24

Total Core Count

64

48

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

20.0

96 K per core

L1 Cache

96 K per core

512 K per core

L2 Cache

512 K per core

64 MB shared

L3 Cache

256 MB shared

Yes

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR4-2666

Memory Types

DDR4-3200

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

4

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