MS WIN 7 PRO (64BIT) SP1
Easier to use
Simplify your PC with new navigation features like Aero Shake, Jump Lists, and Snap.
Customize Windows to look and feel the way you like by changing themes and taskbar programs.
Easy to network (with or without a server).
Back up your complete system over a network.
Faster and more flexible
Designed to make your PC sleep and resume quicker.
Takes full advantage of 64-bit PC hardware and memory.
Windows XP Mode gives you the business flexibility you need.
Best PC entertainment experience
Watch, pause, rewind, and record TV with Windows Media Center.
Watch your favorite DVD movies.
Includes integrated video and Dolby audio codecs.