Which of the following is the best video card:
http://www.canadacomputers.com/index.php?do=ShowProduct&cmd=pd&pid=007594&cid=999.243
http://www.canadacomputers.com/index.php?do=ShowProduct&cmd=pd&pid=008484&cid=999.243
http://www.canadacomputers.com/index.php?do=ShowProduct&cmd=pd&pid=009601&cid=999.243
http://www.canadacomputers.com/index.php?do=ShowProduct&cmd=pd&pid=007594&cid=999.243
http://www.canadacomputers.com/index.php?do=ShowProduct&cmd=pd&pid=008484&cid=999.243
http://www.canadacomputers.com/index.php?do=ShowProduct&cmd=pd&pid=009601&cid=999.243