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Published: Mar 05, 2010 Author: Ville Ilonen Editor: Amber Lupala Provider: AMD Share this article:

Introduction

Dual-core, tri-core or quad-core - the question of the day. If you want ultimate performance, you have to choose quad-core.. ..or do you? Some of the AMD Phenom II X2:s can be unlocked to full X4:s. Let's have a look how our AMD Phenom II X4 555BE performs in tests and can it be unlocked ?

About AMD:

Check out their website, http://www.amd.com/gb-uk/Corporate/AboutAMD/0,,51_52,00.html

Specifications:

Brand AMD
Series Phenom II X2
Model HDZ555WFK2DGM
CPU Socket Type Socket AM3 
Tech Spec, Core CallistoDual
Multi-Core -Core
Name Phenom II X2 555BE
Operating Frequency 3.2GHz
Hyper Transports 4000MHz
L2 Cache 2 x 512KB
L3 Cache 6MB
Manufacturing Tech 45 nm
64 bit Support Yes
Hyper-Transport Support Yes
Virtualization Technology Support Yes
Voltage 0.875V - 1.40V
Thermal Design Power 80W

The Product:

Please click on thumbnails to get bigger pictures

Our sample unit was tray model as always before. Therefore we don't get the luxury of box and cooler. Markings on top of the processor reveal it is AMD Phenom II X2 555 BE and made in week 32 of 2009.

Testing: 

Amd Phenom II 555 BE CPU
Asus M4A785TD-M EVO motherboard
Chaintech Apogee 2x2GB DDR3 2000MHz memory kit
ECS 9800GT Videocard
Seagate 500GB SATA2 Hard disk
Nexus RX-1.1K power supply

Sisoft Sandra 2009, Cpu arithmetic:

In Sisoftware Sandra CPU arithmetics test AMD Phenom II wins in Alu (Gips) section but loses in isse3 calculations. Margins aren't huge so in overall they both perform well.