AMD EPYC 7643 vs Intel Xeon E 2378G

VS

AMD EPYC 7643

Intel Xeon E-2378G

We compared two server CPUs: AMD EPYC 7643 with 48 cores 2.3GHz and Intel Xeon E 2378G with 8 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7643 's Advantages

Larger L3 cache size (256MB vs 16MB)

More modern manufacturing process (7nm vs 14nm)

Intel Xeon E 2378G 's Advantages

Released 6 months late

Higher base frequency (2.8GHz vs 2.3GHz)

Lower TDP (80W vs 225W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7643

1696

Intel Xeon E 2378G +40%

2391

Geekbench 6 Multi Core

AMD EPYC 7643

9939

Intel Xeon E 2378G +4%

10433

AMD EPYC 7643

VS

Intel Xeon E 2378G

General Parameters

Mar 2021

Release Date

Sep 2021

AMD

Manufacturer

Intel

Server

Type

Server

Milan

Core Architecture

Rocket Lake-E

AMD Socket SP3

Socket

Intel Socket 1200

N/A

Integrated Graphics

UHD Graphics P750

EPYC (Zen 3 (Milan))

Generation

Xeon (Rocket Lake-E)

Package

33.2 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

225 W

Power Consumption

80 W

TSMC

Foundry

Intel

8x81 mm²

Die Size

276 mm²

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

CPU Performance

2.3 GHz

Performance Core Base Frequency

2.8 GHz

3.6 GHz

Performance Core Turbo Frequency

5.1 GHz

48

Total Core Count

8

96

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

28.0

64 KB per core

L1 Cache

80 K per core

512 KB per core

L2 Cache

512 K per core

256 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

6

Cores per CCD

-

2

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR4-3200

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

4

128

PCIe Lanes

20

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