When computer problems arise, sometimes the computer memory, or RAM, is to blame. You can test your computer memory to see if it is the cause of your computer problems. You will need to download a free diagnostic tool from Microsoft to complete this process
Things You'll Need
CD-burning program able to burn ISO files
Navigate to oca.Microsoft.com/en/windiag.asp and click the "Download Windows Memory Diagnostic" link. Save the file to your Desktop.
Insert a blank CD into your computer's writable CD drive.