Intel Xeon E5645 vs Intel Xeon E5620

VS

Intel Xeon E5645 Intel Xeon E5620

We compared two server CPUs: Intel Xeon E5645 with 6 cores 2.4GHz and Intel Xeon E5620 with 4 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5645 +2%

425

Intel Xeon E5620

414

Geekbench 6 Multi Core

Intel Xeon E5645 +43%

3117

Intel Xeon E5620

2172

Intel Xeon E5645

VS

Intel Xeon E5620

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

Intel Socket 1366

Socket

Intel Socket 1366

80 W

Power Consumption

80 W

Intel

Foundry

Intel

239 mm²

Die Size

239 mm²

FC-LGA10

Package

FC-LGA10

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.4 GHz

2.666 GHz

Performance Core Turbo Frequency

2.666 GHz

6

Total Core Count

4

12

Total Thread Count

8

133 MHz

Bus Frequency

133 MHz

18.0

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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