Intel Xeon X5660 vs Xeon W5580

VS

Intel Xeon X5660

Intel Xeon W5580

We compared two server CPUs: Intel Xeon X5660 with 6 cores 2.8GHz and Xeon W5580 with 4 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon X5660 's Advantages

Released 1 years late

Larger L3 cache size (12MB vs 8MB)

More modern manufacturing process (32nm vs 45nm)

Lower TDP (95W vs 130W)

Xeon W5580 's Advantages

Higher specification of memory (1333 vs 3)

Higher base frequency (3.2GHz vs 2.8GHz)

Score

Intel Xeon X5660

VS

Xeon W5580

General Parameters

Mar 2010

Release Date

Mar 2009

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Gainestown

Intel Socket 1366

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

Xeon(Gainestown)

Package

1.17 billions

Transistor Count

0.731 billions

32 nm

Manufacturing Process

45 nm

95 W

Power Consumption

130 W

Intel

Foundry

Intel

239 mm²

Die Size

263 mm²

CPU Performance

2.8 GHz

Performance Core Base Frequency

3.2 GHz

Performance Core Turbo Frequency

3.466 GHz

6

Total Core Count

4

12

Total Thread Count

8

133 MHz

Bus Frequency

133 MHz

21.0

Multiplier

24.0

64 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

256 KB per core

12 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3-1333

3

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

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