Opteron 6378 vs Intel Xeon E5645

VS

AMD Opteron 6378

Intel Xeon E5645

We compared two server CPUs: Opteron 6378 with 16 cores 2.4GHz and Intel Xeon E5645 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 6378 's Advantages

Released 2 years and 8 months late

Higher specification of memory (1866 vs 3)

Intel Xeon E5645 's Advantages

Larger L3 cache size (12MB vs 8MB)

Lower TDP (80W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Opteron 6378

425

Intel Xeon E5645

425

Geekbench 6 Multi Core

Opteron 6378 +13%

3530

Intel Xeon E5645

3117

Opteron 6378

VS

Intel Xeon E5645

General Parameters

Nov 2012

Release Date

Mar 2010

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

80 W

69 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

2x315 mm²

Die Size

239 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.4 GHz

3.3 GHz

Performance Core Turbo Frequency

2.666 GHz

16

Total Core Count

6

16

Total Thread Count

12

200 MHz

Bus Frequency

133 MHz

12.0

Multiplier

18.0

768 KB

L1 Cache

64 K per core

2 MB per module

L2 Cache

256 K 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

4

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

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