Xeon E5540 vs Intel Xeon X5660

VS

Intel Xeon E5540

Intel Xeon X5660

We compared two server CPUs: Xeon E5540 with 4 cores 2.533GHz and Intel Xeon X5660 with 6 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E5540 's Advantages

Higher specification of memory (1066 vs 3)

Lower TDP (80W vs 95W)

Intel Xeon X5660 's Advantages

Released 1 years late

Higher base frequency (2.8GHz vs 2.533GHz)

Larger L3 cache size (12MB vs 8MB)

More modern manufacturing process (32nm vs 45nm)

Score

Xeon E5540

VS

Intel Xeon X5660

General Parameters

Mar 2009

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Gainestown

Core Architecture

Westmere-EP

Intel Socket 1366

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon(Gainestown)

Generation

Xeon (Westmere-EP)

Package

0.731 billions

Transistor Count

1.17 billions

45 nm

Manufacturing Process

32 nm

80 W

Power Consumption

95 W

Intel

Foundry

Intel

263 mm²

Die Size

239 mm²

CPU Performance

2.533 GHz

Performance Core Base Frequency

2.8 GHz

Performance Core Turbo Frequency

3.2 GHz

4

Total Core Count

6

8

Total Thread Count

12

133 MHz

Bus Frequency

133 MHz

19.0

Multiplier

21.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

256 K per core

8 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3-1066

Memory Types

DDR3

3

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

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