Other than customization and easier service Intel has also said these 11 notebooks are upgradeable. At first one might think that Intel means these notebooks can have more memory or a faster processor installed, but that is not the case here. Each of the 11 notebooks will support Intel's next generation dual-core mobile processor. Right now they all run Intel's Core Duo (Yonah) processors, but after a simple BIOS flash they will be able to support Core 2 Duo mobile processors (Merom).
Article Title: Intel's Common Building Blocks For Notebooks