Microsoft Surface Book features the 6th Gen Intel Core i5 processor, NVIDIA GeForce GPU with 8GB memory and a 256GB solid state drive. It is ultra-thin, meticulously crafted, with an incredible 13.5 PixelSense touch-screen display with 3000 x 2000 resolution detachable. Use the included Surface Pen to mark-up presentations, sign documents, take notes and much more. The full punch of a high performance laptop with unprecedented versatility of a tablet. This is Surface Book. This is the future of laptop computing.