Intel Xeon Gold 6434H vs AMD EPYC 9255

VS

Intel Xeon Gold 6434H

AMD EPYC 9255

We compared two server CPUs: Intel Xeon Gold 6434H with 8 cores 3.7GHz and AMD EPYC 9255 with 24 cores 3.25GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Gold 6434H 's Advantages

Higher base frequency (3.7GHz vs 3.25GHz)

Lower TDP (195W vs 200W)

AMD EPYC 9255 's Advantages

Released 1 years and 9 months late

Higher specification of memory (6000 vs 4800)

Larger L3 cache size (128MB vs 22.5MB)

More modern manufacturing process (4nm vs 10nm)

Score

Intel Xeon Gold 6434H

VS

AMD EPYC 9255

General Parameters

Jan 2023

Release Date

Oct 2024

Intel

Manufacturer

AMD

Server

Type

Server

Sapphire Rapids

Core Architecture

Turin

Intel Socket 4677

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

Xeon Gold (Sapphire Rapids-SP)

Generation

EPYC(Zen 5 (Turin))

Package

-

Transistor Count

33.26 billions

10 nm

Manufacturing Process

4 nm

195 W

Power Consumption

200 W

64 °C

Peak Operating Temperature

-

Intel

Foundry

TSMC

-

Die Size

4x70.6 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

mm²

CPU Performance

-

Performance Cores

24

-

Performance Core Threads

48

3.7 GHz

Performance Core Base Frequency

3.25 GHz

4.1 GHz

Performance Core Turbo Frequency

4.8 GHz

8

Total Core Count

24

16

Total Thread Count

48

100 MHz

Bus Frequency

100 MHz

37.0

Multiplier

32.5

80 K per core

L1 Cache

80 KB per core

2 MB per core

L2 Cache

1 MB per core

22.5 MB

L3 Cache

128 MB shared

No

Unlocked Multiplier

No

8

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4800

Memory Types

DDR5-6000

4 TB

Max Memory Size

6 TB

8

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9255

5

PCIe Version

5

80

PCIe Lanes

128

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