Atom S1240 vs Xeon E7520

VS

Intel Atom S1240

Intel Xeon E7520

We compared two server CPUs: Atom S1240 with 2 cores 1.6GHz and Xeon E7520 with 4 cores 1.866GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Atom S1240 's Advantages

Released 2 years and 9 months late

More modern manufacturing process (32nm vs 45nm)

Lower TDP (6W vs 95W)

Xeon E7520 's Advantages

Higher specification of memory (1333 vs 3)

Higher base frequency (1.866GHz vs 1.6GHz)

Score

Atom S1240

VS

Xeon E7520

General Parameters

Dec 2012

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Centerton

Core Architecture

Nehalem-EX

Intel BGA 1283

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Atom (Centerton)

Generation

Xeon(Beckton)

Package

-

Transistor Count

2.3 billions

32 nm

Manufacturing Process

45 nm

6 W

Power Consumption

95 W

Intel

Foundry

Intel

-

Die Size

684 mm²

CPU Performance

1.6 GHz

Performance Core Base Frequency

1.866 GHz

0

Performance Core Turbo Frequency

0

2

Total Core Count

4

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

16.0

Multiplier

14.0

56 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

256 KB per core

-

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

1

SMP

8

Memory Parameters

DDR3

Memory Types

DDR3-1333

Max Memory Channels

4

No

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

2

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