Editors' Note: This downloadable version of Windows Vista is an upgrade only. Users can upgrade to Windows Vista Ultimate from Windows XP Pro, Windows XP Home, Windows XP Media Center, or Windows XP Tablet PC.
When you want to have it all, choose Windows Vista Ultimate. It's the most complete edition of Windows Vista--with the power, security, and mobility features that you need for work, and all of the entertainment features that you want for fun.
Take advantage of all Windows Vista safety features to help protect your computer, your information, and your family from accidents and malicious software. Take advantage of comprehensive productivity features including Instant Search, Complete PC Backup and Restore, network support including domain join, and Windows SuperFetch. Windows Vista Ultimate includes Windows Media Center so that you can enjoy your entire digital entertainment library on your PC or on your television. Windows Mobility Center, BitLocker Drive Encryption, and Tablet and Touch Technology are just some of the features that make staying productive on the road easier, and safer, than ever.