when did the macbook pro 13 come out
MacBook Pro The product's second iteration, known as the "unibody" model, has a casing made from a single piece of aluminum. It debuted in October 2008 in 13- and 15-inch screen sizes. In January 2009, the 17-inch model was updated with the same unibody design. Subsequent updates brought upgraded Intel Core i5 and i7 processors and introduced Intel's Thunderbolt technology.