Late 2013 iMac 27inch slim line model. 3.2Ghz Quad Core i5 CPU 10GB 1067Mhz DDR3 RAM 1TB Sata hard drive NVIDIA GeForce GT 755M graphics processor with 1GB of GDDR5 memory More details on this link https / / support.apple.com/ kb/ SP688 Only selling as this is no longer needed. Everything works fine with no issues. There are no scratches or marks on the screen. Only some very minor signs of wear and tear on the outer casing but not visible. This is the slim line model without the optical drive, but an external usb can be plugged in if you really need one. Comes with wired Apple keyboard and mouse with power cord. All data has been wiped and a fresh install of the latest Mac OS Mojave has been installed. It s ready to go for its new owner.