Intel Xeon E5603 vs Intel Xeon E5 2403

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Intel Xeon E5603

Intel Xeon E5-2403

We compared two server CPUs: Intel Xeon E5603 with 4 cores 1.6GHz and Intel Xeon E5 2403 with 4 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2403 's Advantages

Released 1 years and 3 months late

Higher base frequency (1.8GHz vs 1.6GHz)

Larger L3 cache size (10MB vs 4MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5603

201

Intel Xeon E5 2403 +73%

349

Geekbench 6 Multi Core

Intel Xeon E5603

586

Intel Xeon E5 2403 +90%

1116

Geekbench 5 Single Core

Intel Xeon E5603

292

Intel Xeon E5 2403 +23%

362

Geekbench 5 Multi Core

Intel Xeon E5603 +27%

1733

Intel Xeon E5 2403

1359

Intel Xeon E5603

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Intel Xeon E5 2403

General Parameters

Feb 2011

Release Date

May 2012

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Sandy Bridge-EN

Intel Socket 1366

Socket

Intel Socket 1356

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

Xeon E5 (Sandy Bridge-EN)

Package

1.17 billions

Transistor Count

1.27 billions

32 nm

Manufacturing Process

32 nm

80 W

Power Consumption

80 W

Intel

Foundry

Intel

239 mm²

Die Size

294 mm²

CPU Performance

1.6 GHz

Performance Core Base Frequency

1.8 GHz

0

Performance Core Turbo Frequency

0

4

Total Core Count

4

Total Thread Count

8

133 MHz

Bus Frequency

100 MHz

12.0

Multiplier

18.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

4 MB shared

L3 Cache

10 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

3

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

-

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