Apple MacBook Air, 13-inch, 1.6GHz - MB543LL/A

Apple MacBook Air, 13-inch, 1.6GHz. With speeds up to 1.86GHz, the Intel Core 2 Duo processor in the new MacBook Air offers 50 percent more L2 cache, faster DDR3 memory, and a faster frontside bus than the previous model.The larger drive lets you store more documents and still have room for music and photos. Choose a 120GB hard drive or a 128GB solid-state drive, which has no moving parts for enhanced durability. Its 13.3-inch widescreen LED-backlit display delivers vibrant images and rich colors at 1280-by-800 pixel resolution. The power-efficient LED technology also conserves battery life. From 0.16 to 0.76 inch thin and weighing only 3.0 pounds, MacBook Air sets new standards for ultraportable computing ? without the usual ultraportable compromises.

Apple MacBook Air, 13-inch, 1.86GHz - MB940LL/A

Apple MacBook Air, 13-inch, 1.86GHz. With speeds up to 1.86GHz, the Intel Core 2 Duo processor in the new MacBook Air offers 50 percent more L2 cache, faster DDR3 memory, and a faster frontside bus than the previous model.The larger drive lets you store more documents and still have room for music and photos. Choose a 120GB hard drive or a 128GB solid-state drive, which has no moving parts for enhanced durability. Its 13.3-inch widescreen LED-backlit display delivers vibrant images and rich colors at 1280-by-800 pixel resolution. The power-efficient LED technology also conserves battery life. From 0.16 to 0.76 inch thin and weighing only 3.0 pounds, MacBook Air sets new standards for ultraportable computing ? without the usual ultraportable compromises.