Xeon L5645 vs Opteron 6320

VS

Intel Xeon L5645

AMD Opteron 6320

We compared two server CPUs: Xeon L5645 with 6 cores 2.4GHz and Opteron 6320 with 8 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon L5645 's Advantages

Larger L3 cache size (12MB vs 8MB)

Lower TDP (60W vs 115W)

Opteron 6320 's Advantages

Released 1 years and 9 months late

Higher specification of memory (1866 vs 1333)

Higher base frequency (2.8GHz vs 2.4GHz)

Score

Xeon L5645

VS

Opteron 6320

General Parameters

Feb 2011

Release Date

Nov 2012

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EP

Core Architecture

Abu Dhabi

Intel Socket 1366

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

Xeon(Westmere-EP)

Generation

Opteron (Abu Dhabi)

Package

1.17 billions

Transistor Count

2.4 billions

32 nm

Manufacturing Process

32 nm

60 W

Power Consumption

115 W

-

Peak Operating Temperature

72 °C

Intel

Foundry

GlobalFoundries

239 mm²

Die Size

2x315 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.8 GHz

2.933 GHz

Performance Core Turbo Frequency

3.3 GHz

6

Total Core Count

8

12

Total Thread Count

8

133 MHz

Bus Frequency

200 MHz

18.0

Multiplier

14.0

64 KB per core

L1 Cache

384 KB

256 KB per core

L2 Cache

2 MB per module

12 MB shared

L3 Cache

8 MB per die

No

Unlocked Multiplier

No

2

SMP

4

Memory Parameters

DDR3-1333

Memory Types

DDR3-1866

3

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

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