Microsoft Windows XP Professional upgrade License & SA

Microsoft® Select License 6.0 is a software volume licensing program designed for corporate, government, and academic customers with 250 or more desktops and mixed product and purchasing requirements. Select License 6.0 customers receive a volume price level for each pool of products selected (applications, systems, or servers) based on a three-year software forecast.

Software Assurance (SA) is a simpler way of obtaining the latest and most innovative Microsoft products, replacing the complexity of one-time upgrades (VUP - Version Upgrade; PUP - Product Upgrade; CUP - Competitive Upgrade; LUP - Language Upgrade) and Upgrade Advantage (UA). With Software Assurance, you receive the right to run the current version of the product as well as any new versions released during the term of your coverage.

Microsoft Windows® XP Professional is the next version of the Windows operating system, which is designed for businesses of all sizes, and for individuals who demand the most from their computing experience. Windows XP Professional goes beyond the benefits of Windows XP Home Edition with advanced capabilities designed specifically to optimize productivity using the latest advancements in the digital world. Built on the solid foundation of Windows 2000, Windows XP Professional provides improved reliability, security, performance and ease of use, setting the new standard in efficient and dependable computing.