Intel Xeon Gold 6421N vs Xeon E7 2820

VS

Intel Xeon Gold 6421N

Intel Xeon E7-2820

We compared two server CPUs: Intel Xeon Gold 6421N with 32 cores 1.8GHz and Xeon E7 2820 with 8 cores 2GHz . 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 11 years and 9 months late

Higher specification of memory (4400 vs 1333)

Larger L3 cache size (60MB vs 18MB)

More modern manufacturing process (10nm vs 32nm)

Xeon E7 2820 's Advantages

Higher base frequency (2GHz vs 1.8GHz)

Lower TDP (105W vs 185W)

Score

Intel Xeon Gold 6421N

VS

Xeon E7 2820

General Parameters

Jan 2023

Release Date

Apr 2011

Intel

Manufacturer

Intel

Server

Type

Server

Sapphire Rapids

Core Architecture

Westmere-EX

Intel Socket 4677

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Xeon Gold (Sapphire Rapids-SP)

Generation

Xeon E7(Westmere-EX)

Package

-

Transistor Count

2.6 billions

10 nm

Manufacturing Process

32 nm

185 W

Power Consumption

105 W

85 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

-

Die Size

513 mm²

CPU Performance

1.8 GHz

Performance Core Base Frequency

2 GHz

3.6 GHz

Performance Core Turbo Frequency

2.266 GHz

32

Total Core Count

8

64

Total Thread Count

16

100 MHz

Bus Frequency

133 MHz

18.0

Multiplier

15.0

80 K per core

L1 Cache

64 KB per core

2 MB per core

L2 Cache

256 KB per core

60 MB

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

1

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4400

Memory Types

DDR3-1333

8

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

-

80

PCIe Lanes

-

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