Intel Xeon E5 2666 v3 vs Atom S1220

VS

Intel Xeon E5-2666 v3

Intel Atom S1220

We compared two server CPUs: Intel Xeon E5 2666 v3 with 10 cores 2.9GHz 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

Intel Xeon E5 2666 v3 's Advantages

Released 1 years and 11 months late

Higher specification of memory (2133 vs 3)

Higher base frequency (2.9GHz vs 1.6GHz)

More modern manufacturing process (22nm vs 32nm)

Atom S1220 's Advantages

Lower TDP (8W vs 135W)

Score

Intel Xeon E5 2666 v3

VS

Atom S1220

General Parameters

Nov 2014

Release Date

Dec 2012

Intel

Manufacturer

Intel

Server

Type

Server

Haswell-EP

Core Architecture

Centerton

Intel Socket 2011-3

Socket

Intel BGA 1283

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

Atom (Centerton)

Package

2.6 billions

Transistor Count

-

22 nm

Manufacturing Process

32 nm

135 W

Power Consumption

8 W

Intel

Foundry

Intel

356 mm²

Die Size

-

CPU Performance

2.9 GHz

Performance Core Base Frequency

1.6 GHz

3.5 GHz

Performance Core Turbo Frequency

0

10

Total Core Count

2

20

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

29.0

Multiplier

16.0

64 K per core

L1 Cache

56 K per core

256 K per core

L2 Cache

512 K per core

25 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR4-2133,DDR3-2133

Memory Types

DDR3

4

Max Memory Channels

Yes

ECC Memory Support

No

Miscellaneous

3

PCIe Version

-

40

PCIe Lanes

-

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