The Refurbished Apple Macbook is even lighter and thinner than the smallest models from the MacBook Air series. With the "Core M" 1.1 12-Inch (Early 2015) features a 14-nm 1.1 GHz Intel "Core M" processor (M-5Y31) with two independent processor "cores" on a single chip, an "integrated" Intel HD Graphics 5300 graphics processor that shares system memory and many more great features in the best budget.