The design for MacBook Pro packs a lot of power into not a lot of space; high performance shouldn't come at the expense of portability. The 13-inch MacBook Pro is designed with the following features to reduce environmental impact, Arsenic-free display glass, Mercury-free LED-backlit display, Brominated flame retardant free, PVC-free, Energy Efficient Ethernet enabled, Highly recyclable aluminum and glass enclosure. The new integrated Intel HD Graphics 4000 processor boosts performance by up to 60 percent. That extra power gives you a smoother, more fluid experience than before. It's still highly efficient, too, so you get long battery life when you're out and about.