Opteron 6344 vs Xeon L5645

VS

AMD Opteron 6344

Intel Xeon L5645

We compared two server CPUs: Opteron 6344 with 12 cores 2.6GHz and Xeon L5645 with 6 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 6344 's Advantages

Released 1 years and 9 months late

Higher specification of memory (1866 vs 1333)

Higher base frequency (2.6GHz vs 2.4GHz)

Xeon L5645 's Advantages

Larger L3 cache size (12MB vs 8MB)

Lower TDP (60W vs 115W)

Score

Opteron 6344

VS

Xeon L5645

General Parameters

Nov 2012

Release Date

Feb 2011

AMD

Manufacturer

Intel

Server

Type

Server

Abu Dhabi

Core Architecture

Westmere-EP

AMD Socket G34

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Opteron (Abu Dhabi)

Generation

Xeon(Westmere-EP)

Package

2.4 billions

Transistor Count

1.17 billions

32 nm

Manufacturing Process

32 nm

115 W

Power Consumption

60 W

70 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

2x315 mm²

Die Size

239 mm²

CPU Performance

2.6 GHz

Performance Core Base Frequency

2.4 GHz

3.2 GHz

Performance Core Turbo Frequency

2.933 GHz

12

Total Core Count

6

12

Total Thread Count

12

200 MHz

Bus Frequency

133 MHz

13.0

Multiplier

18.0

576 KB

L1 Cache

64 KB per core

2 MB per module

L2 Cache

256 KB per core

8 MB per die

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

4

SMP

2

Memory Parameters

DDR3-1866

Memory Types

DDR3-1333

4

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

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