Item #: T03926. The Windows Vista SP1 is an update to Windows Vista that addresses feedback from our customers. In addition to previously released updates, SP1 will contain changes focused on addressing specific reliability and performance issues, supporting new types of hardware, and adding support for several emerging standards. SP1 also addresses some management, deployment, and support challenges. Product Description: Microsoft Windows Vista Ultimate w/SP1 - license and mediaCustomers also search for: Discount Microsoft Windows Vista Ultimate W/SP1 - License And Media, Buy Microsoft Windows Vista Ultimate W/SP1 - License And Media, Wholesale Microsoft Windows Vista Ultimate W/SP1 - License And Media, 0882224646413, 66R-02031, Software Licensing