Opteron 8347 HE (B3) vs Intel Xeon E5645

VS

AMD Opteron 8347 HE (B3)

Intel Xeon E5645

We compared two server CPUs: Opteron 8347 HE (B3) with 4 cores 1.9GHz 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 8347 HE (B3) 's Advantages

Higher specification of memory (667 vs 3)

Lower TDP (68W vs 80W)

Intel Xeon E5645 's Advantages

Released 1 years and 10 months late

Higher base frequency (2.4GHz vs 1.9GHz)

Larger L3 cache size (12MB vs 2MB)

More modern manufacturing process (32nm vs 65nm)

Score

Opteron 8347 HE (B3)

VS

Intel Xeon E5645

General Parameters

May 2008

Release Date

Mar 2010

AMD

Manufacturer

Intel

Server

Type

Server

Barcelona

Core Architecture

Westmere-EP

AMD Socket Fr2

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Opteron(Barcelona)

Generation

Xeon (Westmere-EP)

Package

0.463 billions

Transistor Count

1.17 billions

65 nm

Manufacturing Process

32 nm

68 W

Power Consumption

80 W

-

Foundry

Intel

285 mm²

Die Size

239 mm²

CPU Performance

1.9 GHz

Performance Core Base Frequency

2.4 GHz

0

Performance Core Turbo Frequency

2.666 GHz

4

Total Core Count

6

4

Total Thread Count

12

200 MHz

Bus Frequency

133 MHz

9.5

Multiplier

18.0

64 KB per core

L1 Cache

64 K per core

512 KB per core

L2 Cache

256 K per core

2 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

8

SMP

2

Memory Parameters

DDR2-667

Memory Types

DDR3

2

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

2

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