If you want to test a computer to see if it can successfully make the move to Windows 7 or see if a computer is capable of handling a more robust version of Windows 7:
• Set your browser to http://windows.microsoft.com/en-us/windows/downloads/upgrade-advisor and click "Download the Windows 7 Upgrade Advisor".
• Select the connection type for your computer using the Estimated Download Time drop-down column and then click the Download button and select run.
• After the Windows 7 Upgrade Advisor is downloaded, the Windows 7 Upgrade Wizard will appear to help you through the installation of this tool.