So Tuesday the graphics chip maker unveiled Nvidia Optimus, a switchable graphics technology that automatically routes notebook PC workloads to either the low-power integrated graphics to extend ...

Some ideas are so obvious that when announced, one's first reaction is to ask, "Wait, weren't we already doing it that way?" Dan Ackerman leads CNET's coverage of computers and gaming hardware. A New ...

Does your laptop have switchable graphics? You know, both an integrated graphics chip that sips energy and gives you long battery life along with a discrete GPU (graphics processing unit) that offers ...