AMD EPYC 7643P vs Xeon 6780E

VS

AMD EPYC 7643P

Intel Xeon 6780E

We compared two server CPUs: AMD EPYC 7643P with 48 cores 2.3GHz and Xeon 6780E with 144 cores 2.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7643P 's Advantages

Higher base frequency (2.3GHz vs 2.2GHz)

Larger L3 cache size (256MB vs 108MB)

Lower TDP (225W vs 330W)

Xeon 6780E 's Advantages

Released 9 months late

Higher specification of memory (6400 vs 3200)

Newer PCIe version (5 vs 4)

More modern manufacturing process (5nm vs 7nm)

Score

AMD EPYC 7643P

VS

Xeon 6780E

General Parameters

Sep 2023

Release Date

Jun 2024

AMD

Manufacturer

Intel

Server

Type

Server

Milan

Core Architecture

Sierra Forest

AMD Socket SP3

Socket

Intel Socket 4710

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

Xeon 6(Sierra Forest-SP)

Package

33.2 billions

Transistor Count

-

7 nm

Manufacturing Process

5 nm

225 W

Power Consumption

330 W

-

Peak Operating Temperature

106°C

TSMC

Foundry

Intel

8x81 mm²

Die Size

-

12 nm

I/O Process Size

10 nm

416 mm²

I/O Die Size

-

CPU Performance

2.3 GHz

Performance Core Base Frequency

2.2 GHz

3.6 GHz

Performance Core Turbo Frequency

3 GHz

48

Total Core Count

144

96

Total Thread Count

144

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

22.0

64 KB per core

L1 Cache

96 KB per core

512 KB per core

L2 Cache

4 MB per module

256 MB shared

L3 Cache

108 MB shared

No

Unlocked Multiplier

No

8

Cores per CCD

-

1

SMP

2

-

AVX-512 FMA Ports

2

Memory Parameters

DDR4-3200

Memory Types

DDR5-6400

-

Max Memory Size

1 TB

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

5

128

PCIe Lanes

88

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