AMD EPYC 7643 vs AMD EPYC 8024PN

VS

AMD EPYC 7643

AMD EPYC 8024PN

We compared two server CPUs: AMD EPYC 7643 with 48 cores 2.3GHz and AMD EPYC 8024PN with 8 cores 2.05GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7643 's Advantages

Higher base frequency (2.3GHz vs 2.05GHz)

Larger L3 cache size (256MB vs 32MB)

AMD EPYC 8024PN 's Advantages

Released 2 years and 6 months late

Higher specification of memory (4800 vs 3200)

Newer PCIe version (5 vs 4)

More modern manufacturing process (5nm vs 7nm)

Lower TDP (80W vs 225W)

Score

AMD EPYC 7643

VS

AMD EPYC 8024PN

General Parameters

Mar 2021

Release Date

Sep 2023

AMD

Manufacturer

AMD

Server

Type

Server

Milan

Core Architecture

Siena

AMD Socket SP3

Socket

AMD Socket SP6

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

EPYC (Zen 4c (Siena))

Package

33.2 billions

Transistor Count

8.875 billions

7 nm

Manufacturing Process

5 nm

225 W

Power Consumption

80 W

-

Peak Operating Temperature

85 °C

TSMC

Foundry

TSMC

8x81 mm²

Die Size

73 mm²

12 nm

I/O Process Size

6 nm

416 mm²

I/O Die Size

397 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

2.05 GHz

3.6 GHz

Performance Core Turbo Frequency

3 GHz

48

Total Core Count

8

96

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

20.5

64 KB per core

L1 Cache

64 K per core

512 KB per core

L2 Cache

1 MB per core

256 MB shared

L3 Cache

32 MB shared

No

Unlocked Multiplier

No

6

Cores per CCD

-

2

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR5-4800

8

Max Memory Channels

6

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

5

128

PCIe Lanes

96

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