Intel Xeon E3 1270 vs Intel Xeon E5620

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Intel Xeon E3-1270

Intel Xeon E5620

We compared two server CPUs: Intel Xeon E3 1270 with 4 cores 3.4GHz and Intel Xeon E5620 with 4 cores 2.4GHz . 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 2.4GHz)

Intel Xeon E5620 's Advantages

Larger L3 cache size (12MB vs 8MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1270 +76%

731

Intel Xeon E5620

414

Geekbench 6 Multi Core

Intel Xeon E3 1270 +18%

2574

Intel Xeon E5620

2172

Intel Xeon E3 1270

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Intel Xeon E5620

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

80 W

Intel

Foundry

Intel

216 mm²

Die Size

239 mm²

CPU Performance

3.4 GHz

Performance Core Base Frequency

2.4 GHz

3.8 GHz

Performance Core Turbo Frequency

2.666 GHz

4

Total Core Count

4

8

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

34.0

Multiplier

18.0

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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