Aubrey Isle vs Intel Xeon E5649

VS

Intel Aubrey Isle

Intel Xeon E5649

We compared two server CPUs: Aubrey Isle with 32 cores 1.2GHz and Intel Xeon E5649 with 6 cores 2.533GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5649 's Advantages

Released 9 months late

Higher base frequency (2.533GHz vs 1.2GHz)

More modern manufacturing process (32nm vs 45nm)

Lower TDP (80W vs 300W)

Score

Aubrey Isle

VS

Intel Xeon E5649

General Parameters

May 2010

Release Date

Feb 2011

PCIe

Manufacturer

Intel

Server

Type

Server

Knights Ferry

Core Architecture

Westmere-EP

PCIe x16

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Ferry)

Generation

Xeon (Westmere-EP)

Package

2.3 billions

Transistor Count

1.17 billions

45 nm

Manufacturing Process

32 nm

300 W

Power Consumption

80 W

Intel

Foundry

Intel

684 mm²

Die Size

239 mm²

CPU Performance

1.2 GHz

Performance Core Base Frequency

2.533 GHz

0

Performance Core Turbo Frequency

2.8 GHz

32

Total Core Count

6

128

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

12.0

Multiplier

19.0

32 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

-

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

Max Memory Channels

3

No

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

2

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