Intel Xeon E5645 vs Opteron 6282 SE

VS

Intel Xeon E5645 Opteron 6282 SE

We compared two server CPUs: Intel Xeon E5645 with 6 cores 2.4GHz and Opteron 6282 SE with 16 cores 2.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5645 's Advantages

Larger L3 cache size (12MB vs 8MB)

Lower TDP (80W vs 140W)

Opteron 6282 SE 's Advantages

Released 1 years and 8 months late

Higher base frequency (2.6GHz vs 2.4GHz)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5645 +16%

425

Opteron 6282 SE

365

Geekbench 6 Multi Core

Intel Xeon E5645 +26%

3117

Opteron 6282 SE

2471

Intel Xeon E5645

VS

Opteron 6282 SE

General Parameters

Mar 2010

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

Intel Socket 1366

Socket

AMD Socket G34

80 W

Power Consumption

140 W

Intel

Foundry

-

239 mm²

Die Size

316 mm²

FC-LGA10

Package

-

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.6 GHz

2.666 GHz

Performance Core Turbo Frequency

3.3 GHz

6

Total Core Count

16

12

Total Thread Count

16

133 MHz

Bus Frequency

200 MHz

18.0

Multiplier

13.0

64 K per core

L1 Cache

768 K

256 K per core

L2 Cache

16 MB

12 MB shared

L3 Cache

8 MB per die

No

Unlocked Multiplier

No

2

SMP

4

Memory Parameters

DDR3

Memory Types

DDR3

3

Max Memory Channels

Yes

ECC Memory Support

No

Miscellaneous

2

PCIe Version

2

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