Intel Xeon E5 2420 v2 vs Intel Xeon E5640

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Intel Xeon E5-2420 v2

Intel Xeon E5640

We compared two server CPUs: Intel Xeon E5 2420 v2 with 6 cores 2.2GHz and Intel Xeon E5640 with 4 cores 2.666GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2420 v2 's Advantages

Released 3 years and 6 months late

Larger L3 cache size (15MB vs 12MB)

More modern manufacturing process (22nm vs 32nm)

Intel Xeon E5640 's Advantages

Higher base frequency (2.666GHz vs 2.2GHz)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2420 v2 +11%

487

Intel Xeon E5640

437

Geekbench 6 Multi Core

Intel Xeon E5 2420 v2

2350

Intel Xeon E5640 +4%

2456

Intel Xeon E5 2420 v2

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Intel Xeon E5640

General Parameters

Sep 2013

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Ivy Bridge-EN

Core Architecture

Westmere-EP

Intel Socket 1356

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon E5 (Ivy Bridge-EN)

Generation

Xeon (Westmere-EP)

Package

1.4 billions

Transistor Count

1.17 billions

22 nm

Manufacturing Process

32 nm

80 W

Power Consumption

80 W

Intel

Foundry

Intel

160 mm²

Die Size

239 mm²

CPU Performance

2.2 GHz

Performance Core Base Frequency

2.666 GHz

0

Performance Core Turbo Frequency

2.933 GHz

6

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

22.0

Multiplier

20.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

15 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

2

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