(1) Getting Started
This replacement for Download Office 2007 no longer appears the first time you boot into the Windows desktop, but it still provides a central location for discovering new features, personalizing the system, transferring data from your previous Windows PC, and discovering and launching other common tasks.
(2) Bitlocker To Go
The full-drive encryption feature that first debuted in Vista has updated in Win 7 storage like flash memory drives and portable hard drives.
This feature is aimed at business users who need to securely access corporate network resources while away from the office. Essentially a simple replacement for VPN connections.
Microsoft Windows 7 discs and enables you to write to Blu-Ray recordable media.
Microsoft has consolidated the most common network-based sharing tasks into a single simple interface called HomeGroup. Computers in a HomeGroup can easily share documents, digital media files, and printers over a home network.
The contained all the features Windows 7. So I think if you want to a most full functional type, this version will be your best choice. In addition, you can save more money when you buy it.