Intel Xeon E5 2643 vs Xeon W5580

VS

Intel Xeon E5-2643

Intel Xeon W5580

We compared two server CPUs: Intel Xeon E5 2643 with 4 cores 3.3GHz 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 E5 2643 's Advantages

Released 3 years late

Newer PCIe version (3 vs 2)

Higher base frequency (3.3GHz vs 3.2GHz)

Larger L3 cache size (10MB vs 8MB)

More modern manufacturing process (32nm vs 45nm)

Xeon W5580 's Advantages

Higher specification of memory (1333 vs 3)

Score

Intel Xeon E5 2643

VS

Xeon W5580

General Parameters

Mar 2012

Release Date

Mar 2009

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Gainestown

Intel Socket 2011

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon(Gainestown)

Package

1.27 billions

Transistor Count

0.731 billions

32 nm

Manufacturing Process

45 nm

130 W

Power Consumption

130 W

Intel

Foundry

Intel

294 mm²

Die Size

263 mm²

CPU Performance

3.3 GHz

Performance Core Base Frequency

3.2 GHz

3.5 GHz

Performance Core Turbo Frequency

3.466 GHz

4

Total Core Count

4

8

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

33.0

Multiplier

24.0

64 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

256 KB per core

10 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3-1333

4

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

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