Xeon L5645 vs Intel Xeon X5492

VS

Intel Xeon L5645

Intel Xeon X5492

We compared two server CPUs: Xeon L5645 with 6 cores 2.4GHz and Intel Xeon X5492 with 4 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon L5645 's Advantages

Released 2 years and 5 months late

Higher specification of memory (1333 vs 3)

More modern manufacturing process (32nm vs 45nm)

Lower TDP (60W vs 150W)

Intel Xeon X5492 's Advantages

Higher base frequency (3.4GHz vs 2.4GHz)

Score

Xeon L5645

VS

Intel Xeon X5492

General Parameters

Feb 2011

Release Date

Sep 2008

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Harpertown

Intel Socket 1366

Socket

Intel Socket 771

N/A

Integrated Graphics

N/A

Xeon(Westmere-EP)

Generation

Xeon (Harpertown)

Package

1.17 billions

Transistor Count

0.82 billions

32 nm

Manufacturing Process

45 nm

60 W

Power Consumption

150 W

-

Peak Operating Temperature

63 °C

Intel

Foundry

Intel

239 mm²

Die Size

2x107 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

3.4 GHz

2.933 GHz

Performance Core Turbo Frequency

0

6

Total Core Count

4

12

Total Thread Count

4

133 MHz

Bus Frequency

400 MHz

18.0

Multiplier

8.5

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

6 MB per die

12 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR2,DDR3

3

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

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