Xeon 6740E vs AMD EPYC 7643P

VS

Intel Xeon 6740E

AMD EPYC 7643P

We compared two server CPUs: Xeon 6740E with 96 cores 2.4GHz and AMD EPYC 7643P with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon 6740E 's Advantages

Released 9 months late

Higher specification of memory (6400 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (2.4GHz vs 2.3GHz)

More modern manufacturing process (5nm vs 7nm)

AMD EPYC 7643P 's Advantages

Larger L3 cache size (256MB vs 96MB)

Lower TDP (225W vs 250W)

Score

Xeon 6740E

VS

AMD EPYC 7643P

General Parameters

Jun 2024

Release Date

Sep 2023

Intel

Manufacturer

AMD

Server

Type

Server

Sierra Forest

Core Architecture

Milan

Intel Socket 4710

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon 6(Sierra Forest-SP)

Generation

EPYC (Zen 3 (Milan))

Package

-

Transistor Count

33.2 billions

5 nm

Manufacturing Process

7 nm

250 W

Power Consumption

225 W

106°C

Peak Operating Temperature

-

Intel

Foundry

TSMC

-

Die Size

8x81 mm²

10 nm

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.3 GHz

3.2 GHz

Performance Core Turbo Frequency

3.6 GHz

96

Total Core Count

48

96

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

23.0

96 KB per core

L1 Cache

64 KB per core

4 MB per module

L2 Cache

512 KB per core

96 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

8

2

SMP

1

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-6400

Memory Types

DDR4-3200

1 TB

Max Memory Size

-

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

Xeon 6740E

Official Website

-

5

PCIe Version

4

88

PCIe Lanes

128

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