Xeon L5645 vs Opteron 144

VS

Intel Xeon L5645

AMD Opteron 144

We compared two server CPUs: Xeon L5645 with 6 cores 2.4GHz and Opteron 144 with 1 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon L5645 's Advantages

Released 5 years and 6 months late

Higher specification of memory (1333 vs 400)

Higher base frequency (2.4GHz vs 1.8GHz)

More modern manufacturing process (32nm vs 90nm)

Lower TDP (60W vs 85W)

Score

Xeon L5645

VS

Opteron 144

General Parameters

Feb 2011

Release Date

Aug 2005

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EP

Core Architecture

San Diego

Intel Socket 1366

Socket

AMD Socket 939

N/A

Integrated Graphics

On certain motherboards (Chipset feature)

Xeon(Westmere-EP)

Generation

Opteron (Venus (E4))

Package

1.17 billions

Transistor Count

0.114 billions

32 nm

Manufacturing Process

90 nm

60 W

Power Consumption

85 W

Intel

Foundry

-

239 mm²

Die Size

115 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

1.8 GHz

2.933 GHz

Performance Core Turbo Frequency

0

6

Total Core Count

1

12

Total Thread Count

1

133 MHz

Bus Frequency

200 MHz

18.0

Multiplier

9.0

64 KB per core

L1 Cache

128 KB

256 KB per core

L2 Cache

1 MB

12 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3-1333

Memory Types

DDR1-400

3

Max Memory Channels

2

Yes

ECC Memory Support

No

Miscellaneous

2

PCIe Version

-

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