There is a lot to compare when looking at a comparison operating system chart. One of my favorite websites is http://en.wikipedia.org/wiki/Comparision_of_operating_systems. This website gives great information about the operating systems available. There is a pie chart that shows the usage of the multiple operating systems and Windows XP is used by 69.13% of the computers today. There is a
. general information section, technical information, security, and several external links.