Intel Xeon Gold 6421N vs Intel Xeon D 1577

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Intel Xeon Gold 6421N

Intel Xeon D-1577

We compared two server CPUs: Intel Xeon Gold 6421N with 32 cores 1.8GHz and Intel Xeon D 1577 with 16 cores 1.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Gold 6421N 's Advantages

Released 6 years and 11 months late

Higher specification of memory (4400 vs 4)

Newer PCIe version (5 vs 3)

Higher base frequency (1.8GHz vs 1.3GHz)

Larger L3 cache size (60MB vs 1.5MB)

More modern manufacturing process (10nm vs 14nm)

Intel Xeon D 1577 's Advantages

Lower TDP (45W vs 185W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon Gold 6421N +251%

2104

Intel Xeon D 1577

598

Geekbench 6 Multi Core

Intel Xeon Gold 6421N +185%

12541

Intel Xeon D 1577

4396

Intel Xeon Gold 6421N

VS

Intel Xeon D 1577

General Parameters

Jan 2023

Release Date

Feb 2016

Intel

Manufacturer

Intel

Server

Type

Server

Sapphire Rapids

Core Architecture

Broadwell

Intel Socket 4677

Socket

Intel BGA 1667

N/A

Integrated Graphics

N/A

Xeon Gold (Sapphire Rapids-SP)

Generation

Xeon D (Broadwell-DE)

Package

-

Transistor Count

3.2 billions

10 nm

Manufacturing Process

14 nm

185 W

Power Consumption

45 W

85 °C

Peak Operating Temperature

80 °C

Intel

Foundry

Intel

-

Die Size

246 mm²

CPU Performance

1.8 GHz

Performance Core Base Frequency

1.3 GHz

3.6 GHz

Performance Core Turbo Frequency

2.1 GHz

32

Total Core Count

16

64

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

18.0

Multiplier

13.0

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

60 MB

L3 Cache

1.5 MB per core

No

Unlocked Multiplier

No

1

SMP

1

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4400

Memory Types

DDR3,DDR4

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

80

PCIe Lanes

24

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