Intel Xeon E5 4640 vs Intel Xeon E5 2640 v3

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Intel Xeon E5-4640

Intel Xeon E5-2640 v3

We compared two server CPUs: Intel Xeon E5 4640 with 8 cores 2.4GHz and Intel Xeon E5 2640 v3 with 8 cores 2.6GHz . 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

Released 2 years and 4 months late

Higher specification of memory (1866 vs 3)

Higher base frequency (2.6GHz vs 2.4GHz)

More modern manufacturing process (22nm vs 32nm)

Lower TDP (90W vs 95W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 4640

375

Intel Xeon E5 2640 v3 +113%

800

Geekbench 6 Multi Core

Intel Xeon E5 4640

658

Intel Xeon E5 2640 v3 +382%

3177

Intel Xeon E5 4640

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Intel Xeon E5 2640 v3

General Parameters

May 2012

Release Date

Sep 2014

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Haswell-EP

Intel Socket 2011

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon E5 (Haswell-EP)

Package

2.27 billions

Transistor Count

2.6 billions

32 nm

Manufacturing Process

22 nm

95 W

Power Consumption

90 W

Intel

Foundry

Intel

435 mm²

Die Size

356 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.6 GHz

2.8 GHz

Performance Core Turbo Frequency

3.4 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

26.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

20 MB shared

L3 Cache

20 MB shared

No

Unlocked Multiplier

No

4

SMP

2

Memory Parameters

DDR3

Memory Types

DDR4-1866

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

-

PCIe Lanes

40

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