Un excellent toolOffered by Microsoft, which will tell you if PCSite / laptopYour ready to install Windows 7. If there is enough space on diskIf CPU, RAM, drivers allow the installation of the new operating system.
Windows 7 Upgrade Advisor check system compatibility and finally you will say what version de Windows 7 is indicated for the system, to touch maximum performance.
Download Windows 7 Upgrade Advisor Beta - via microsoft.com.
