AMD EPYC 7663 vs Intel Xeon D 1581

VS

AMD EPYC 7663

Intel Xeon D-1581

We compared two server CPUs: AMD EPYC 7663 with 56 cores 2GHz and Intel Xeon D 1581 with 16 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7663 '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 (2GHz vs 1.8GHz)

Larger L3 cache size (256MB vs 1.5MB)

More modern manufacturing process (7nm vs 14nm)

Intel Xeon D 1581 's Advantages

Lower TDP (65W vs 240W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7663 +12%

777

Intel Xeon D 1581

690

Geekbench 6 Multi Core

AMD EPYC 7663 +25%

6330

Intel Xeon D 1581

5058

AMD EPYC 7663

VS

Intel Xeon D 1581

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

240 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 GHz

Performance Core Base Frequency

1.8 GHz

3.5 GHz

Performance Core Turbo Frequency

2.4 GHz

56

Total Core Count

16

112

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

18.0

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

7

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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