Xeon W 1390 vs AMD EPYC 7643

VS

Intel Xeon W-1390

AMD EPYC 7643

We compared two server CPUs: Xeon W 1390 with 8 cores 2.8GHz and AMD EPYC 7643 with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon W 1390 's Advantages

Higher base frequency (2.8GHz vs 2.3GHz)

Lower TDP (80W vs 225W)

AMD EPYC 7643 's Advantages

Larger L3 cache size (256MB vs 16MB)

More modern manufacturing process (7nm vs 14nm)

Score

Xeon W 1390

VS

AMD EPYC 7643

General Parameters

May 2021

Release Date

Mar 2021

Intel

Manufacturer

AMD

Server

Type

Server

Rocket Lake-S

Core Architecture

Milan

Intel Socket 1200

Socket

AMD Socket SP3

UHD Graphics P750

Integrated Graphics

N/A

Xeon W (Rocket Lake-S)

Generation

EPYC (Zen 3 (Milan))

Package

-

Transistor Count

33.2 billions

14 nm

Manufacturing Process

7 nm

80 W

Power Consumption

225 W

Intel

Foundry

TSMC

276 mm²

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

2.8 GHz

Performance Core Base Frequency

2.3 GHz

5.2 GHz

Performance Core Turbo Frequency

3.6 GHz

8

Total Core Count

48

16

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

28.0

Multiplier

23.0

80 KB per core

L1 Cache

64 KB per core

512 KB per core

L2 Cache

512 KB per core

16 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

6

1

SMP

2

Memory Parameters

DDR4-3200

Memory Types

DDR4-3200

2

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

4

20

PCIe Lanes

128

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