For Windows XP Home Edition, the price was $199 for the install version, $99 for the upgrade, and Windows XP Professional Edition was an extra $100. Of course, Windows XP didn’t just throw a new coat of paint over Windows 2000. Windows XP, setup screenWindows XP disk partitioning screenWindows XP setup doing the formattingWindows XP setup copying the setup program to diskWindows XP setup, phase twoXP OOBEWindows XP, welcome screenWindows XP, Luna desktopWindows XP, ExplorerWindows XP, Luna greenWindows XP, Luna silverWindows XP, classicThen, years passed. Today, Windows XP still accounts for around half a percent of PC operating systems actively in use around the globe. Windows XP ran on everything from a K6 to a Phenom II X6, from a Pentium II to a Core i7.