A quick guide for you to understand what is the Centrino platform, what are its requirements and what are the differences between its several generations.
"Contrary to what a lot of people think, Centrino isn't a laptop processor but a platform containing specific components set by Intel: a given processor, a given chipset and a given wireless network. A laptop can only be called Centrino if it has these three components. In this tutorial we will show you the several Centrino generations and the difference between them. Check it out."