Intel Xeon E5 1660 vs Intel Xeon E5603

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Intel Xeon E5-1660

Intel Xeon E5603

We compared two server CPUs: Intel Xeon E5 1660 with 6 cores 3.3GHz and Intel Xeon E5603 with 4 cores 1.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 1660 's Advantages

Released 1 years and 1 months late

Newer PCIe version (3 vs 2)

Higher base frequency (3.3GHz vs 1.6GHz)

Larger L3 cache size (15MB vs 4MB)

Intel Xeon E5603 's Advantages

Lower TDP (80W vs 130W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 1660 +306%

818

Intel Xeon E5603

201

Geekbench 6 Multi Core

Intel Xeon E5 1660 +560%

3870

Intel Xeon E5603

586

Intel Xeon E5 1660

VS

Intel Xeon E5603

General Parameters

Mar 2012

Release Date

Feb 2011

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

3.3 GHz

Performance Core Base Frequency

1.6 GHz

3.9 GHz

Performance Core Turbo Frequency

0

6

Total Core Count

4

12

Total Thread Count

4

100 MHz

Bus Frequency

133 MHz

33.0

Multiplier

12.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

15 MB shared

L3 Cache

4 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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