Intel Xeon E5 2689 vs Intel Xeon E5640

VS

Intel Xeon E5-2689

Intel Xeon E5640

We compared two server CPUs: Intel Xeon E5 2689 with 8 cores 2.6GHz and Intel Xeon E5640 with 4 cores 2.666GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2689 's Advantages

Released 2 years late

Higher specification of memory (1600 vs 3)

Newer PCIe version (3 vs 2)

Larger L3 cache size (20MB vs 12MB)

Intel Xeon E5640 's Advantages

Higher base frequency (2.666GHz vs 2.6GHz)

Lower TDP (80W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2689 +28%

560

Intel Xeon E5640

437

Geekbench 6 Multi Core

Intel Xeon E5 2689 +35%

3329

Intel Xeon E5640

2456

Intel Xeon E5 2689

VS

Intel Xeon E5640

General Parameters

Mar 2012

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Westmere-EP

Intel Socket 2011

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon (Westmere-EP)

Package

2.27 billions

Transistor Count

1.17 billions

32 nm

Manufacturing Process

32 nm

115 W

Power Consumption

80 W

Intel

Foundry

Intel

435 mm²

Die Size

239 mm²

CPU Performance

2.6 GHz

Performance Core Base Frequency

2.666 GHz

3.6 GHz

Performance Core Turbo Frequency

2.933 GHz

8

Total Core Count

4

16

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

26.0

Multiplier

20.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

20 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3-1600

Memory Types

DDR3

4

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

40

PCIe Lanes

-

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