AMD EPYC 7643 vs Intel Xeon D 1587

VS

AMD EPYC 7643

Intel Xeon D-1587

We compared two server CPUs: AMD EPYC 7643 with 48 cores 2.3GHz and Intel Xeon D 1587 with 16 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7643 's Advantages

Released 5 years and 1 months late

Higher specification of memory (3200 vs 4)

Newer PCIe version (4 vs 3)

Higher base frequency (2.3GHz vs 1.7GHz)

Larger L3 cache size (256MB vs 1.5MB)

More modern manufacturing process (7nm vs 14nm)

Intel Xeon D 1587 's Advantages

Lower TDP (65W vs 225W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7643 +122%

1696

Intel Xeon D 1587

762

Geekbench 6 Multi Core

AMD EPYC 7643 +80%

9939

Intel Xeon D 1587

5513

AMD EPYC 7643

VS

Intel Xeon D 1587

General Parameters

Mar 2021

Release Date

Feb 2016

AMD

Manufacturer

Intel

Server

Type

Server

Milan

Core Architecture

Broadwell

AMD Socket SP3

Socket

Intel BGA 1667

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

Xeon D (Broadwell-DE)

Package

33.2 billions

Transistor Count

3.2 billions

7 nm

Manufacturing Process

14 nm

225 W

Power Consumption

65 W

-

Peak Operating Temperature

80 °C

TSMC

Foundry

Intel

8x81 mm²

Die Size

246 mm²

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

CPU Performance

2.3 GHz

Performance Core Base Frequency

1.7 GHz

3.6 GHz

Performance Core Turbo Frequency

2.3 GHz

48

Total Core Count

16

96

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

17.0

64 KB per core

L1 Cache

64 K per core

512 KB per core

L2 Cache

256 K per core

256 MB shared

L3 Cache

1.5 MB per core

No

Unlocked Multiplier

No

6

Cores per CCD

-

2

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR3,DDR4

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

3

128

PCIe Lanes

24

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