Microsoft 7: Home Premium, Professional, & Ultimate
Available on October 22, 2009
Windows 7 is the lastest version of Microsoft Windows, a series of operating systems produced by Microsoft for use on home and business desktops, laptops, netbooks, tablet PCs and media center PCs.
Windows 7 will be available on October 22,2009, less than 3 years after the release of Windows Vista. Unlike Vista, Window 7 will focus on performance improvements. (Wiki)
Price for users who upgrading from Windows Xp or Vista:
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