Intel Xeon E5 2640 v3 vs Xeon E7540

VS

Intel Xeon E5-2640 v3

Intel Xeon E7540

We compared two server CPUs: Intel Xeon E5 2640 v3 with 8 cores 2.6GHz and Xeon E7540 with 6 cores 2GHz . 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 4 years and 6 months late

Higher specification of memory (1866 vs 1333)

Newer PCIe version (3 vs 2)

Higher base frequency (2.6GHz vs 2GHz)

Larger L3 cache size (20MB vs 18MB)

More modern manufacturing process (22nm vs 45nm)

Lower TDP (90W vs 105W)

Score

Intel Xeon E5 2640 v3

VS

Xeon E7540

General Parameters

Sep 2014

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Haswell-EP

Core Architecture

Nehalem-EX

Intel Socket 2011-3

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

Xeon(Beckton)

Package

2.6 billions

Transistor Count

2.3 billions

22 nm

Manufacturing Process

45 nm

90 W

Power Consumption

105 W

Intel

Foundry

Intel

356 mm²

Die Size

684 mm²

CPU Performance

2.6 GHz

Performance Core Base Frequency

2 GHz

3.4 GHz

Performance Core Turbo Frequency

2.266 GHz

8

Total Core Count

6

16

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

26.0

Multiplier

15.0

64 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

256 KB per core

20 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

2

SMP

8

Memory Parameters

DDR4-1866

Memory Types

DDR3-1333

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

40

PCIe Lanes

-

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