Opteron X2 165 vs Intel Xeon E5640

VS

AMD Opteron X2 165

Intel Xeon E5640

We compared two server CPUs: Opteron X2 165 with 2 cores 1.8GHz 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

Opteron X2 165 's Advantages

Higher specification of memory (400 vs 3)

Intel Xeon E5640 's Advantages

Released 4 years and 7 months late

Higher base frequency (2.666GHz vs 1.8GHz)

More modern manufacturing process (32nm vs 90nm)

Lower TDP (80W vs 110W)

Score

Opteron X2 165

VS

Intel Xeon E5640

General Parameters

Aug 2005

Release Date

Mar 2010

AMD

Manufacturer

Intel

Server

Type

Server

Denmark

Core Architecture

Westmere-EP

AMD Socket 939

Socket

Intel Socket 1366

On certain motherboards (Chipset feature)

Integrated Graphics

N/A

Opteron X2 (Denmark)

Generation

Xeon (Westmere-EP)

Package

0.233 billions

Transistor Count

1.17 billions

90 nm

Manufacturing Process

32 nm

110 W

Power Consumption

80 W

65 °C

Peak Operating Temperature

-

Foundry

Intel

199 mm²

Die Size

239 mm²

CPU Performance

1.8 GHz

Performance Core Base Frequency

2.666 GHz

0

Performance Core Turbo Frequency

2.933 GHz

2

Total Core Count

4

2

Total Thread Count

8

200 MHz

Bus Frequency

133 MHz

9.0

Multiplier

20.0

128 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

-

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR1-400

Memory Types

DDR3

2

Max Memory Channels

3

No

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

2

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