Opteron 43GK HE vs Intel Xeon E5640

VS

AMD Opteron 43GK HE

Intel Xeon E5640

We compared two server CPUs: Opteron 43GK HE with 8 cores 2.6GHz and Intel Xeon E5640 with 4 cores 2.666GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 43GK HE 's Advantages

Released 2 years and 9 months late

Lower TDP (65W vs 80W)

Intel Xeon E5640 's Advantages

Higher base frequency (2.666GHz vs 2.6GHz)

Larger L3 cache size (12MB vs 8MB)

Score

Opteron 43GK HE

VS

Intel Xeon E5640

General Parameters

Dec 2012

Release Date

Mar 2010

AMD

Manufacturer

Intel

Server

Type

Server

Seoul

Core Architecture

Westmere-EP

AMD Socket C32

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Opteron (Seoul)

Generation

Xeon (Westmere-EP)

Package

1.2 billions

Transistor Count

1.17 billions

32 nm

Manufacturing Process

32 nm

65 W

Power Consumption

80 W

-

Foundry

Intel

315 mm²

Die Size

239 mm²

CPU Performance

2.6 GHz

Performance Core Base Frequency

2.666 GHz

3.6 GHz

Performance Core Turbo Frequency

2.933 GHz

8

Total Core Count

4

8

Total Thread Count

8

200 MHz

Bus Frequency

133 MHz

13.0

Multiplier

20.0

384 K

L1 Cache

64 K per core

8 MB

L2 Cache

256 K per core

8 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

Max Memory Channels

3

No

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

2

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