Xeon E6540 vs Intel Xeon E5 2686 v3

VS

Intel Xeon E6540

Intel Xeon E5-2686 v3

We compared two server CPUs: Xeon E6540 with 6 cores 2GHz and Intel Xeon E5 2686 v3 with 18 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E6540 's Advantages

Lower TDP (105W vs 120W)

Intel Xeon E5 2686 v3 's Advantages

Released 4 years and 6 months late

Higher specification of memory (2133 vs 1333)

Newer PCIe version (3 vs 2)

Larger L3 cache size (45MB vs 18MB)

More modern manufacturing process (22nm vs 45nm)

Score

Xeon E6540

VS

Intel Xeon E5 2686 v3

General Parameters

Mar 2010

Release Date

Sep 2014

Intel

Manufacturer

Intel

Server

Type

Server

Nehalem-EX

Core Architecture

Haswell-EP

Intel Socket 1567

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

Xeon(Beckton)

Generation

Xeon E5 (Haswell-EP)

Package

2.3 billions

Transistor Count

2.6 billions

45 nm

Manufacturing Process

22 nm

105 W

Power Consumption

120 W

-

Peak Operating Temperature

83 °C

Intel

Foundry

Intel

684 mm²

Die Size

356 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

2 GHz

2.266 GHz

Performance Core Turbo Frequency

3.5 GHz

6

Total Core Count

18

12

Total Thread Count

36

133 MHz

Bus Frequency

100 MHz

15.0

Multiplier

20.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

256 K per core

18 MB shared

L3 Cache

45 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR3,DDR4-2133

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

40

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