Nobody will be too shocked to hear NVIDIA expects its next flagship GPU to be the fastest that's ever been, but few will have guessed it'd also be one of the company's coolest and quietest. In the first public teasing of its next-gen graphics card (which is almost certain to bear the GeForce GTX 580 name tag), NVIDIA has revealed a new vapor chamber cooling system, which reminds us of Shuttle's ICE CPU cooler -- basically, water sealed within the chamber gets boiled by the hot elements (a copper plate in NVIDIA's case), which forces it to transfer heat away to the b