It's been a while since we last laid eyes on Maingear's fine looking Clutch-15, and while it's still rocking that sexy exterior, the latest iteration has a little surprise for you under the hood. With the recent addition of NVIDIA's graphics switching Optimus technology, this portable's bringing the juice -- battery juice, that is. Aside from that, things look mostly the ...

We know you're going to be shocked -- shocked! -- to hear this, but NVIDIA's gone and refreshed its high-end line of GeForce GTX cards. The GTX 580M takes the place of the GTX 485M, and NVIDIA's bragging that it's the "fastest notebook GPU ever," capable, we're told, of besting the Radeon HD 6970M's tesselation performance by a factor of six. ...