Inside the new MacBook is the latest Intel Core 2 Duo processor based on 45nm-process technology and advanced Core microarchitecture. This powerful technology lets Intel create hundreds of millions of microscopic 45-nanometre transistors. And the advancements keep advancing with 3MB of shared L2 cache and a newly enhanced SSE4 vector engine. Translation: you get a MacBook with snappier performance that runs applications faster and more efficiently than ever before. It also looks great at a mere 2.75 cm (1.08 inches) thin and weighing only 2.27 kg (5.0 pounds), MacBook cuts a slim profile on any desk (or in any backpack or briefcase). And since MacBook is sure to become your constant companion, a durable polycarbonate shell keeps it ready for the rough and tumble of everyday life. Every document, video and photo on your MacBook will look sharp on the glossy 13.3-inch widescreen display. With pixel-perfect 1280-by-800 resolution, it’s great for viewing and working with media.