AMD EPYC 9655P vs AMD EPYC 7642

VS

AMD EPYC 9655P

AMD EPYC 7642

We compared two server CPUs: AMD EPYC 9655P with 96 cores 2.6GHz and AMD EPYC 7642 with 48 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9655P 's Advantages

Released 5 years and 2 months late

Higher specification of memory (6000 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (2.6GHz vs 2.4GHz)

Larger L3 cache size (384MB vs 256MB)

More modern manufacturing process (4nm vs 7nm)

AMD EPYC 7642 's Advantages

Lower TDP (225W vs 400W)

Score

AMD EPYC 9655P

VS

AMD EPYC 7642

General Parameters

Oct 2024

Release Date

Aug 2019

AMD

Manufacturer

AMD

Server

Type

Server

Turin

Core Architecture

Rome

AMD Socket SP5

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

EPYC(Zen 5 (Turin))

Generation

EPYC (Zen 2 (Rome))

Package

99.78 billions

Transistor Count

3.8 billions

4 nm

Manufacturing Process

7 nm

400 W

Power Consumption

225 W

TSMC

Foundry

TSMC

12x70.6 mm²

Die Size

74 mm²

6 nm

I/O Process Size

-

mm²

I/O Die Size

-

CPU Performance

96

Performance Cores

-

192

Performance Core Threads

-

2.6 GHz

Performance Core Base Frequency

2.4 GHz

4.5 GHz

Performance Core Turbo Frequency

3.4 GHz

96

Total Core Count

48

192

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

26.0

Multiplier

24.0

80 KB per core

L1 Cache

96 K per core

1 MB per core

L2 Cache

512 K per core

384 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR5-6000

Memory Types

DDR4-3200

6 TB

Max Memory Size

-

12

Max Memory Channels

8

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9655P

Official Website

-

5

PCIe Version

4

128

PCIe Lanes

-

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