Intel Xeon E3 1270 vs Intel Xeon E5603

VS

Intel Xeon E3-1270

Intel Xeon E5603

We compared two server CPUs: Intel Xeon E3 1270 with 4 cores 3.4GHz 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 E3 1270 's Advantages

Newer PCIe version (3 vs 2)

Higher base frequency (3.4GHz vs 1.6GHz)

Larger L3 cache size (8MB vs 4MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1270 +263%

731

Intel Xeon E5603

201

Geekbench 6 Multi Core

Intel Xeon E3 1270 +339%

2574

Intel Xeon E5603

586

Intel Xeon E3 1270

VS

Intel Xeon E5603

General Parameters

Apr 2011

Release Date

Feb 2011

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge

Core Architecture

Westmere-EP

Intel Socket 1155

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon E3 (Sandy Bridge)

Generation

Xeon (Westmere-EP)

Package

1.16 billions

Transistor Count

1.17 billions

32 nm

Manufacturing Process

32 nm

80 W

Power Consumption

80 W

Intel

Foundry

Intel

216 mm²

Die Size

239 mm²

CPU Performance

3.4 GHz

Performance Core Base Frequency

1.6 GHz

3.8 GHz

Performance Core Turbo Frequency

0

4

Total Core Count

4

8

Total Thread Count

4

100 MHz

Bus Frequency

133 MHz

34.0

Multiplier

12.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

8 MB shared

L3 Cache

4 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

2

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

16

PCIe Lanes

-

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