AMD EPYC 8434PN vs Intel Xeon Gold 6421N

VS

AMD EPYC 8434PN

Intel Xeon Gold 6421N

We compared two server CPUs: AMD EPYC 8434PN with 48 cores 2GHz and Intel Xeon Gold 6421N with 32 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 8434PN 's Advantages

Released 8 months late

Higher specification of memory (4800 vs 4400)

Higher base frequency (2GHz vs 1.8GHz)

Larger L3 cache size (128MB vs 60MB)

More modern manufacturing process (5nm vs 10nm)

Lower TDP (155W vs 185W)

Score

AMD EPYC 8434PN

VS

Intel Xeon Gold 6421N

General Parameters

Sep 2023

Release Date

Jan 2023

AMD

Manufacturer

Intel

Server

Type

Server

Siena

Core Architecture

Sapphire Rapids

AMD Socket SP6

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

EPYC (Zen 4c (Siena))

Generation

Xeon Gold (Sapphire Rapids-SP)

Package

35.5 billions

Transistor Count

-

5 nm

Manufacturing Process

10 nm

155 W

Power Consumption

185 W

85 °C

Peak Operating Temperature

85 °C

TSMC

Foundry

Intel

4x73 mm²

Die Size

-

6 nm

I/O Process Size

-

397 mm²

I/O Die Size

-

CPU Performance

2 GHz

Performance Core Base Frequency

1.8 GHz

3 GHz

Performance Core Turbo Frequency

3.6 GHz

48

Total Core Count

32

96

Total Thread Count

64

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

18.0

64 K per core

L1 Cache

80 K per core

1 MB per core

L2 Cache

2 MB per core

128 MB shared

L3 Cache

60 MB

No

Unlocked Multiplier

No

1

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR5-4800

Memory Types

DDR5-4400

6

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

5

96

PCIe Lanes

80

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