[FONT=Lucida Grande, Lucida Sans Unicode, Helvetica, Arial, Verdana, sans-serif]i use asus n43sl, dual vga intel hd 3000 and nvidia gt540m, and all of them detected by my mackintosh, alltought i can't switch it. but since i read this...[/FONT]
[FONT=Lucida Grande, Lucida Sans Unicode, Helvetica, Arial, Verdana, sans-serif]"The 15-inch MacBook Pro automatically switches to it when you need more horsepower for things like playing 3D games, editing HD video, or even running CAD software. You’ll see more frames per second and experience better responsiveness — without lifting a finger." [/FONT]http://www.apple.com/macbook-pro/performance/...
apple release new mac book with 2 vga card, i hope someone out there can use it to optimus user.
thanks