http://www.microsoft.com/whdc/hcl/search.mspx. The Microsoft Hardware Compatibility Web site.
http://www.microsoft.com/windows2000/professional/howtobuy/upgrading/path/win9x.asp. This Microsoft Web site offers directions on upgrading from Windows 9x to Windows 2000. From this page, other OS upgrading instructions can be located as well.
http://support.microsoft.com/default.aspx?scid=kb;en-us;272627. This Microsoft Web site describes why there is no supported upgrade path from Window Me to Windows 2000.