windows vista ultimate for good performance require minimum processor intel core 2ghz memory 2gb. vista new features: windows aero transparent glass, windows flip 3d, windows animations, windows previews, windows sidebar gadgets, search files, security firewall defender, sync and share files folders, web feeds, tab browse, easy transfer files setting, ease access, parental controls, backup restore, meeting space, media center, photo gallery, bitlocker encryption, mobility center, tablet pc, handwriting, etc
