Intel Xeon E5645 vs Opteron 13QS HE

VS

Intel Xeon E5645

AMD Opteron 13QS HE

We compared two server CPUs: Intel Xeon E5645 with 6 cores 2.4GHz and Opteron 13QS HE with 4 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5645 's Advantages

Released 11 months late

Larger L3 cache size (12MB vs 6MB)

More modern manufacturing process (32nm vs 45nm)

Opteron 13QS HE 's Advantages

Higher specification of memory (1333 vs 3)

Lower TDP (71W vs 80W)

Score

Intel Xeon E5645

VS

Opteron 13QS HE

General Parameters

Mar 2010

Release Date

Apr 2009

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EP

Core Architecture

Suzuka

Intel Socket 1366

Socket

AMD Socket Fr2

N/A

Integrated Graphics

On certain motherboards (Chipset feature)

Xeon (Westmere-EP)

Generation

Opteron(Suzuka)

Package

1.17 billions

Transistor Count

0.758 billions

32 nm

Manufacturing Process

45 nm

80 W

Power Consumption

71 W

Intel

Foundry

GlobalFoundries

239 mm²

Die Size

258 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.4 GHz

2.666 GHz

Performance Core Turbo Frequency

0

6

Total Core Count

4

12

Total Thread Count

4

133 MHz

Bus Frequency

200 MHz

18.0

Multiplier

12.0

64 K per core

L1 Cache

128 KB per core

256 K per core

L2 Cache

512 KB per core

12 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR3-1333

3

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

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