Intel Xeon D 1521 vs Intel Xeon Gold 5420

VS

Intel Xeon D-1521

Intel Xeon Gold 5420+

We compared two server CPUs: Intel Xeon D 1521 with 4 cores 2.4GHz and Intel Xeon Gold 5420 with 28 cores 2GHz . 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 2GHz)

Lower TDP (45W vs 205W)

Intel Xeon Gold 5420 's Advantages

Released 7 years and 2 months late

Higher specification of memory (4400 vs 4)

Newer PCIe version (5 vs 3)

Larger L3 cache size (52.5MB vs 1.5MB)

More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon D 1521

896

Intel Xeon Gold 5420 +139%

2145

Geekbench 6 Multi Core

Intel Xeon D 1521

3261

Intel Xeon Gold 5420 +443%

17725

Intel Xeon D 1521

VS

Intel Xeon Gold 5420

General Parameters

Nov 2015

Release Date

Jan 2023

Intel

Manufacturer

Intel

Server

Type

Server

Broadwell

Core Architecture

Sapphire Rapids

Intel BGA 1667

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

Xeon D (Broadwell-DE)

Generation

Xeon Gold (Sapphire Rapids-SP)

Package

3.2 billions

Transistor Count

-

14 nm

Manufacturing Process

10 nm

45 W

Power Consumption

205 W

80 °C

Peak Operating Temperature

84 °C

Intel

Foundry

Intel

246 mm²

Die Size

-

CPU Performance

2.4 GHz

Performance Core Base Frequency

2 GHz

2.7 GHz

Performance Core Turbo Frequency

4.1 GHz

4

Total Core Count

28

8

Total Thread Count

56

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

20.0

64 K per core

L1 Cache

80 K per core

256 K per core

L2 Cache

2 MB per core

1.5 MB per core

L3 Cache

52.5 MB

No

Unlocked Multiplier

No

1

SMP

2

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3,DDR4

Memory Types

DDR5-4400

2

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

24

PCIe Lanes

80

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