Intel Xeon E3 1270 vs Intel Xeon L5640

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Intel Xeon E3-1270

Intel Xeon L5640

We compared two server CPUs: Intel Xeon E3 1270 with 4 cores 3.4GHz and Intel Xeon L5640 with 6 cores 2.266GHz . 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

Released 1 years and 1 months late

Newer PCIe version (3 vs 2)

Higher base frequency (3.4GHz vs 2.266GHz)

Intel Xeon L5640 's Advantages

Larger L3 cache size (12MB vs 8MB)

Lower TDP (60W vs 80W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1270 +79%

731

Intel Xeon L5640

407

Geekbench 6 Multi Core

Intel Xeon E3 1270 +62%

2574

Intel Xeon L5640

1582

Intel Xeon E3 1270

VS

Intel Xeon L5640

General Parameters

Apr 2011

Release Date

Mar 2010

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

60 W

Intel

Foundry

Intel

216 mm²

Die Size

239 mm²

CPU Performance

3.4 GHz

Performance Core Base Frequency

2.266 GHz

3.8 GHz

Performance Core Turbo Frequency

2.8 GHz

4

Total Core Count

6

8

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

34.0

Multiplier

17.0

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

12 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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