Intel Xeon E5 1650 vs Intel Xeon E5645

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Intel Xeon E5-1650

Intel Xeon E5645

We compared two server CPUs: Intel Xeon E5 1650 with 6 cores 3.2GHz 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 E5 1650 's Advantages

Released 2 years late

Newer PCIe version (3 vs 2)

Higher base frequency (3.2GHz vs 2.4GHz)

Intel Xeon E5645 's Advantages

Lower TDP (80W vs 130W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 1650 +92%

819

Intel Xeon E5645

425

Geekbench 6 Multi Core

Intel Xeon E5 1650 +83%

5726

Intel Xeon E5645

3117

Intel Xeon E5 1650

VS

Intel Xeon E5645

General Parameters

Mar 2012

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-E

Core Architecture

Westmere-EP

Intel Socket 2011

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-E)

Generation

Xeon (Westmere-EP)

Package

2.27 billions

Transistor Count

1.17 billions

32 nm

Manufacturing Process

32 nm

130 W

Power Consumption

80 W

Intel

Foundry

Intel

435 mm²

Die Size

239 mm²

CPU Performance

3.2 GHz

Performance Core Base Frequency

2.4 GHz

3.8 GHz

Performance Core Turbo Frequency

2.666 GHz

6

Total Core Count

6

12

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

32.0

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

1

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

4

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

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