Apple MacBook Pro 15.4" Retina Display, Space Gray, 2.2 GHz Six Core i7, 16 GB RAM, 512GB SSD, Mid-2018 Retina Display model purchased new October 2018. Model # A1990, Machine 15,1 2.2 GHz Intel Six Core i7 processor with automatic Turbo Boost up to 4.1 GHz and a Hyper Threading Twelve Core i7. 16 GB 2400 ...