If it is Blitz3D then TotalVidMem() and AvailVidMem() are built-in.
CPU speed:
http://www.blitzbasic.com/codearcs/codearcs.php?code=403
RAM:
http://www.blitzbasic.com/codearcs/codearcs.php?code=1233
CPU speed:
http://www.blitzbasic.com/codearcs/codearcs.php?code=403
RAM:
http://www.blitzbasic.com/codearcs/codearcs.php?code=1233