Intel Xeon L5640 vs Intel Xeon E5645

VS

Intel Xeon L5640

Intel Xeon E5645

We compared two server CPUs: Intel Xeon L5640 with 6 cores 2.266GHz and Intel Xeon E5645 with 6 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon L5640 's Advantages

Lower TDP (60W vs 80W)

Intel Xeon E5645 's Advantages

Higher base frequency (2.4GHz vs 2.266GHz)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon L5640

407

Intel Xeon E5645 +4%

425

Geekbench 6 Multi Core

Intel Xeon L5640

1582

Intel Xeon E5645 +97%

3117

Intel Xeon L5640

VS

Intel Xeon E5645

General Parameters

Mar 2010

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Westmere-EP

Intel Socket 1366

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

Xeon (Westmere-EP)

Package

1.17 billions

Transistor Count

1.17 billions

32 nm

Manufacturing Process

32 nm

60 W

Power Consumption

80 W

Intel

Foundry

Intel

239 mm²

Die Size

239 mm²

CPU Performance

2.266 GHz

Performance Core Base Frequency

2.4 GHz

2.8 GHz

Performance Core Turbo Frequency

2.666 GHz

6

Total Core Count

6

12

Total Thread Count

12

133 MHz

Bus Frequency

133 MHz

17.0

Multiplier

18.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

12 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

3

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

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