Apple - MacBook Pro 15.4" Pre-Owned 2015 (MJLU2LL/A) Intel Core i7 2.8GHz - 512GB SSD, 16GB RAM - Silver

The MacBook Pro "Core i7" 2.8 15-Inch (Dual Graphics/Force Touch - Mid-2015 Retina Display) features a 22 nm "Haswell/Crystalwell" 2.8 GHz Intel "Core i7" processor (4980HQ), with four independent processor "cores" on a single silicon chip and dual graphics processors -- an AMD Radeon R9 M370X with 2 GB of dedicated GDDR5 memory and an integrated Intel Iris 5200 Pro graphics processor with 128 MB of "Crystalwell" embedded DRAM (and shared system memory). It also has an integrated 720p FaceTime HD webcam and a high-resolution LED-backlit 15.4" widescreen 2880x1800 (220 ppi) "Retina" display