Product Description MacBook PRO 15” RETINA Display (NEW) MGXA22.2GHz Quad Core Intel Core i7 – Turbo Boost up to 3.4GHz / 16GB 1600MHz memory DDR3L SD Ram / 256GB PCIe-based flash storage / Intel Iris Pro Graphics / Built-in battery (8 hours) / WIFI / Camera / 15” RETINA Display / OS X Mavericks.