Intel Xeon D 1521 vs AMD EPYC 7742

VS

Intel Xeon D-1521

AMD EPYC 7742

We compared two server CPUs: Intel Xeon D 1521 with 4 cores 2.4GHz and AMD EPYC 7742 with 64 cores 2.25GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon D 1521 's Advantages

Higher base frequency (2.4GHz vs 2.25GHz)

Lower TDP (45W vs 225W)

AMD EPYC 7742 's Advantages

Released 3 years and 9 months late

Higher specification of memory (3200 vs 4)

Newer PCIe version (4 vs 3)

Larger L3 cache size (256MB vs 1.5MB)

More modern manufacturing process (7nm vs 14nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon D 1521 +121%

896

AMD EPYC 7742

404

Geekbench 6 Multi Core

Intel Xeon D 1521 +1818%

3261

AMD EPYC 7742

170

Intel Xeon D 1521

VS

AMD EPYC 7742

General Parameters

Nov 2015

Release Date

Aug 2019

Intel

Manufacturer

AMD

Server

Type

Server

Broadwell

Core Architecture

Rome

Intel BGA 1667

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon D (Broadwell-DE)

Generation

EPYC (Zen 2 (Rome))

Package

3.2 billions

Transistor Count

3.8 billions

14 nm

Manufacturing Process

7 nm

45 W

Power Consumption

225 W

80 °C

Peak Operating Temperature

-

Intel

Foundry

TSMC

246 mm²

Die Size

74 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.25 GHz

2.7 GHz

Performance Core Turbo Frequency

3.4 GHz

4

Total Core Count

64

8

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

22.5

64 K per core

L1 Cache

96 K per core

256 K per core

L2 Cache

512 K per core

1.5 MB per core

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3,DDR4

Memory Types

DDR4-3200

2

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

4

24

PCIe Lanes

-

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