Nextgeneration NVIDIA graphics. New, highperformance NVIDIA graphics bring more speed and efficiency to just about everything you do on a MacBook. Longlasting 7hour battery. The builtin battery now lasts up to 7 hours on a single charge. So you can stay online and unplugged for longer than ever. Glass MultiTouch trackpad. The spacious trackpad gives you plenty of room to navigate and supports twofinger scroll, rightclick, and MultiTouch gestures. Durable unibody enclosure. Just 1.08 inches thin and weighing only 4.7 pounds,3 MacBook features a sleek and durable unibody enclosure that slips easily into your bag or backpack.