Intel Xeon Gold 6421N vs Intel Xeon E3 1515M v5

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Intel Xeon Gold 6421N Intel Xeon E3 1515M v5

We compared two server CPUs: Intel Xeon Gold 6421N with 32 cores 1.8GHz and Intel Xeon E3 1515M v5 with 4 cores 2.8GHz . 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 7 years late

Higher specification of memory (DDR5-4400 vs DDR3)

Newer PCIe version (5 vs 3)

Larger L3 cache size (60MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Intel Xeon E3 1515M v5 's Advantages

Higher base frequency (2.8GHz vs 1.8GHz)

Lower TDP (45W vs 185W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon Gold 6421N +59%

2104

Intel Xeon E3 1515M v5

1322

Geekbench 6 Multi Core

Intel Xeon Gold 6421N +187%

12541

Intel Xeon E3 1515M v5

4368

Geekbench 5 Single Core

Intel Xeon Gold 6421N

848

Intel Xeon E3 1515M v5 +16%

992

Geekbench 5 Multi Core

Intel Xeon Gold 6421N +147%

9394

Intel Xeon E3 1515M v5

3791

Intel Xeon Gold 6421N

VS

Intel Xeon E3 1515M v5

General Parameters

Jan 2023

Release Date

Jan 2016

Intel

Manufacturer

Intel

Server

Type

Server

Sapphire Rapids

Core Architecture

Skylake-H

Intel Socket 4677

Socket

Intel BGA 1440

N/A

Integrated Graphics

Iris Pro Graphics P580

Xeon Gold (Sapphire Rapids-SP)

Generation

Xeon E3 (Skylake-H)

Package

-

Transistor Count

2.3 billions

10 nm

Manufacturing Process

14 nm

Intel Socket 4677

Socket

Intel BGA 1440

185 W

Power Consumption

45 W

85 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

-

Die Size

171 mm²

FC-LGA16A

Package

FC-BGA14F

CPU Performance

1.8 GHz

Performance Core Base Frequency

2.8 GHz

3.6 GHz

Performance Core Turbo Frequency

3.7 GHz

32

Total Core Count

4

64

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

18.0

Multiplier

28.0

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

60 MB

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

1

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4400

Memory Types

DDR3,

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

80

PCIe Lanes

16

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