Intel Xeon E5 2640 v3 vs AMD EPYC 7742

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Intel Xeon E5-2640 v3

AMD EPYC 7742

We compared two server CPUs: Intel Xeon E5 2640 v3 with 8 cores 2.6GHz and AMD EPYC 7742 with 64 cores 2.25GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2640 v3 's Advantages

Higher base frequency (2.6GHz vs 2.25GHz)

Lower TDP (90W vs 225W)

AMD EPYC 7742 's Advantages

Released 4 years and 11 months late

Higher specification of memory (3200 vs 1866)

Newer PCIe version (4 vs 3)

Larger L3 cache size (256MB vs 20MB)

More modern manufacturing process (7nm vs 22nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2640 v3 +98%

800

AMD EPYC 7742

404

Geekbench 6 Multi Core

Intel Xeon E5 2640 v3 +1768%

3177

AMD EPYC 7742

170

Intel Xeon E5 2640 v3

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AMD EPYC 7742

General Parameters

Sep 2014

Release Date

Aug 2019

Intel

Manufacturer

AMD

Server

Type

Server

Haswell-EP

Core Architecture

Rome

Intel Socket 2011-3

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

EPYC (Zen 2 (Rome))

Package

2.6 billions

Transistor Count

3.8 billions

22 nm

Manufacturing Process

7 nm

90 W

Power Consumption

225 W

Intel

Foundry

TSMC

356 mm²

Die Size

74 mm²

CPU Performance

2.6 GHz

Performance Core Base Frequency

2.25 GHz

3.4 GHz

Performance Core Turbo Frequency

3.4 GHz

8

Total Core Count

64

16

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

26.0

Multiplier

22.5

64 K per core

L1 Cache

96 K per core

256 K per core

L2 Cache

512 K per core

20 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR4-1866

Memory Types

DDR4-3200

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

4

40

PCIe Lanes

-

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