Xeon E5540 vs Atom S1220

VS

Intel Xeon E5540

Intel Atom S1220

We compared two server CPUs: Xeon E5540 with 4 cores 2.533GHz and Atom S1220 with 2 cores 1.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E5540 's Advantages

Higher specification of memory (1066 vs 3)

Higher base frequency (2.533GHz vs 1.6GHz)

Atom S1220 's Advantages

Released 3 years and 9 months late

More modern manufacturing process (32nm vs 45nm)

Lower TDP (8W vs 80W)

Score

Xeon E5540

VS

Atom S1220

General Parameters

Mar 2009

Release Date

Dec 2012

Intel

Manufacturer

Intel

Server

Type

Server

Gainestown

Core Architecture

Centerton

Intel Socket 1366

Socket

Intel BGA 1283

N/A

Integrated Graphics

N/A

Xeon(Gainestown)

Generation

Atom (Centerton)

Package

0.731 billions

Transistor Count

-

45 nm

Manufacturing Process

32 nm

80 W

Power Consumption

8 W

Intel

Foundry

Intel

263 mm²

Die Size

-

CPU Performance

2.533 GHz

Performance Core Base Frequency

1.6 GHz

2.8 GHz

Performance Core Turbo Frequency

0

4

Total Core Count

2

8

Total Thread Count

4

133 MHz

Bus Frequency

100 MHz

19.0

Multiplier

16.0

64 KB per core

L1 Cache

56 K per core

256 KB per core

L2 Cache

512 K per core

8 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3-1066

Memory Types

DDR3

3

Max Memory Channels

Yes

ECC Memory Support

No

Miscellaneous

2

PCIe Version

-

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