Xeon L5645 vs Opteron 6272

VS

Intel Xeon L5645

AMD Opteron 6272

We compared two server CPUs: Xeon L5645 with 6 cores 2.4GHz and Opteron 6272 with 16 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon L5645 's Advantages

Higher specification of memory (1333 vs 3)

Higher base frequency (2.4GHz vs 2.1GHz)

Lower TDP (60W vs 115W)

Opteron 6272 's Advantages

Released 9 months late

Larger L3 cache size (16MB vs 12MB)

Score

Xeon L5645

VS

Opteron 6272

General Parameters

Feb 2011

Release Date

Nov 2011

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EP

Core Architecture

Interlagos

Intel Socket 1366

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

Xeon(Westmere-EP)

Generation

Opteron (Interlagos)

Package

1.17 billions

Transistor Count

2.4 billions

32 nm

Manufacturing Process

32 nm

60 W

Power Consumption

115 W

Intel

Foundry

-

239 mm²

Die Size

316 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.1 GHz

2.933 GHz

Performance Core Turbo Frequency

3 GHz

6

Total Core Count

16

12

Total Thread Count

16

133 MHz

Bus Frequency

200 MHz

18.0

Multiplier

11.0

64 KB per core

L1 Cache

768 K shared

256 KB per core

L2 Cache

8.00391 MB per core

12 MB shared

L3 Cache

16 MB

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR3

3

Max Memory Channels

Yes

ECC Memory Support

No

Miscellaneous

2

PCIe Version

2

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