ive been looking at increasing the video performance on my laptop and have been looking for an adapter where i can plugin the video card of my choice and use it on my external monitor for gaming via usb port , does something like this exist or is it feasible to build? , the main thing is i want to see about adding a video card with on board ram so i can use it in those times i need it for gaming and second life which is a necessity as i sell shout cast servers