pcworld.com http://www.pcworld.com/article/148909/maxlap.html http://www.pcworld.com/article/148909/maxlap.html#slide2 pcworld.com http://www.pcworld.com/article/148909/maxlap.html this article by Christopher Null Upgrading Your Laptop's Graphics Card | PCWorld this article by Christopher Null this article by Christopher Null this article by Christopher Null http://www.pcworld.com/article/148909/maxlap.html#slide2 this article by Christopher Null Upgrading Your Laptop's Graphics Card | PCWorld Upgrading Your Laptop's Graphics Card | PCWorld http://www.pcworld.com/article/148909/maxlap.html#slide3 Upgrading Your Laptop's Graphics Card | PCWorld http://www.pcworld.com/article/148909/maxlap.html