AMD EPYC 7543 vs Intel Xeon Gold 6434

VS

AMD EPYC 7543

Intel Xeon Gold 6434

We compared two server CPUs: AMD EPYC 7543 with 32 cores 2.8GHz and Intel Xeon Gold 6434 with 8 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7543 's Advantages

Larger L3 cache size (256MB vs 22.5MB)

More modern manufacturing process (7nm vs 10nm)

Intel Xeon Gold 6434 's Advantages

Released 1 years and 10 months late

Higher specification of memory (4800 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (3.7GHz vs 2.8GHz)

Lower TDP (195W vs 225W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7543

1688

Intel Xeon Gold 6434 +26%

2135

Geekbench 6 Multi Core

AMD EPYC 7543

3080

Intel Xeon Gold 6434 +320%

12948

AMD EPYC 7543

VS

Intel Xeon Gold 6434

General Parameters

Mar 2021

Release Date

Jan 2023

AMD

Manufacturer

Intel

Server

Type

Server

Milan

Core Architecture

Sapphire Rapids

AMD Socket SP3

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

Xeon Gold (Sapphire Rapids-SP)

Package

33.2 billions

Transistor Count

-

7 nm

Manufacturing Process

10 nm

225 W

Power Consumption

195 W

-

Peak Operating Temperature

64 °C

TSMC

Foundry

Intel

8x81 mm²

Die Size

-

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

CPU Performance

2.8 GHz

Performance Core Base Frequency

3.7 GHz

Performance Core Turbo Frequency

4.1 GHz

32

Total Core Count

8

64

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

28.0

Multiplier

37.0

64 KB per core

L1 Cache

80 K per core

512 KB per core

L2 Cache

2 MB per core

256 MB shared

L3 Cache

22.5 MB

No

Unlocked Multiplier

No

4

Cores per CCD

-

2

SMP

2

-

AVX-512 FMA Ports

2

Memory Parameters

DDR4-3200

Memory Types

DDR5-4800

-

Max Memory Size

4 TB

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

5

128

PCIe Lanes

80

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