Intel Xeon E5 4640 vs Intel Xeon E5 2603

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We compared two server CPUs: Intel Xeon E5 4640 with 8 cores 2.4GHz and Intel Xeon E5 2603 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 4640 's Advantages

Higher base frequency (2.4GHz vs 1.8GHz)

Larger L3 cache size (20MB vs 10MB)

Intel Xeon E5 2603 's Advantages

Lower TDP (80W vs 95W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 4640

375

Intel Xeon E5 2603 +52%

571

Geekbench 6 Multi Core

Intel Xeon E5 4640

658

Intel Xeon E5 2603 +336%

2875

Intel Xeon E5 4640

VS

Intel Xeon E5 2603

General Parameters

May 2012

Release Date

Mar 2012

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Sandy Bridge-EP

Intel Socket 2011

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon E5 (Sandy Bridge-EP)

Package

2.27 billions

Transistor Count

1.27 billions

32 nm

Manufacturing Process

32 nm

Intel Socket 2011

Socket

Intel Socket 2011

95 W

Power Consumption

80 W

Intel

Foundry

Intel

435 mm²

Die Size

294 mm²

FC-LGA10

Package

FC-LGA10

CPU Performance

2.4 GHz

Performance Core Base Frequency

1.8 GHz

2.8 GHz

Performance Core Turbo Frequency

0

8

Total Core Count

4

16

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

18.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

20 MB shared

L3 Cache

10 MB shared

No

Unlocked Multiplier

No

4

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

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