Apple iMac 27" Desktop - 3.4GHz Intel Core i7 Quad-Core, 3TB Fusion Drive, 32GB 1600MHz DDR3 SDRAM, 10.8 Mountain Lion (64-bit), (2012 VERSION) Comes with Yosemite OSX 2GB nVIDIA GeForce GTX 680MX Graphics Card Purchased in early 2013 Used professionally at a video production company 4 USB 3.0 ports / 2 ThunderBolt ports