Microsoft Windows Vista Ultimate Full Version is Microsoft's first new operating system in more than six years and more successor to Windows XP. If you really need to buy a new PC , there's nothing wrong with Windows Vista software.there's no one noticeable feature within Windows Vista version that cries out to switch, neither the enhanced graphic capabilities nor the improved system performance features . system requirements: *.1 GHz 32-bit (x86) or 64-bit (x64) processor; *.1 GB of system memory; *.40 GB hard drive with at least 15 GB of available space; *.Support for DirectX 9 graphics with: WDDM Driver; *.128 MB of graphics memory (minimum); *.DVD-ROM drive.