Apple iMac i5 Late 2013, Intel Core i5 2.7 GHz, 16GB RAM, 21.5″ Full HD, 1tb hdd – The PC Room
12GB Memory for MacBook Pro, iMac, and Mac mini
OWC 12GB (8GB+4GB) PC3-12800 DDR3L 1600MHz SO-DIMM 204 Pin CL11 Memory Upgrade Kit Compatible with iMac, Mac Mini, and MacBook Pro (OWC1600DDR3S12S) at Amazon.com