DescriptionMacBook Pro (17-inch 2011) (October, 2011) Model ID: MacBookPro8,3 2.4GHz, 2.5GHz MacBook Pro (15-inch 2012) (June, 2012) Model ID: MacBookPro9,1 2.3GHz, 2.6GHz, 2.7GHz MacBook Pro (13-inch 2012) (June, 2012) Model ID: MacBookPro9,2 2.5GHz, 2.9GHz MacBook Pro (17-inch Early 2011) (February, 2011) Model ID: MacBookPro8,3 2.2GHz, 2.3GHz MacBook Pro (15-inch 2011) (October, 2011) Model ID: MacBookPro8,2 2.2GHz, 2.4GHz, 2.5GHz MacBook Pro (15-inch Early 2011) (February, 2011) Model ID: MacBookPro8,2 2.0GHz, 2.2GHz, 2.3GHz MacBook Pro (13-inch 2011) (October, 2011) Model ID: MacBookPro8,1 2.4GHz, 2.8GHz MacBook Pro (13-inch Early 2011) (February, 2011) Model ID: MacBookPro8,1 2.3GHz, 2.7GHz iMac with Retina 5K display (27-inch Late 2014) (October 2014) Model ID: iMac15,1 3.5GHz i5, 4.0GHz i7 iMac (27-inch Late 2013) (September, 2013) Model ID: iMac14,2 3.2GHz i5, 3.4GHz i5, 3.5GHz i7 iMac (27-inch Late 2012) (November, 2012) Model ID: iMac13,2 2.9GHz i5, 3.2GHz i5, 3.4GHz i7 iMac (27-inch Mid 2011) (May, 2011) Model ID: iMac12,2 2.7GHz i5, 3.1GHz i5, 3.4GHz i7 iMac (21.5-inch Early 2013) (March, 2013) Model ID: iMac13,3 3.3GHz i3 iMac (21.5-inch Late 2012) (November, 2012) Model ID: iMac13,1 2.7GHz i5, 2.9GHz i5, 3.1GHz i7 iMac (21.5-inch Mid 2011) (May, 2011) Model ID: iMac12,1 2.5GHz i5, 2.7GHz i5, 2.8GHz i7 Mac mini (Late 2012) (October, 2012) Model ID: Macmini6,1 Macmini6,2 2.3GHz, 2.5GHz, 2.6GHz Mac mini (Late 2012 Server) (October, 2012) Model ID: Macmini6,2 2.3GHz, 2.6GHz Mac mini (Mid 2011) (July, 2011) Model ID: Macmini5,1 Macmini5,2 2.3GHz, 2.5GHz, 2.7GHz Mac mini (Mid 2011 Server) (July, 2011) Model ID: Macmini5,3 2.0GHz PC Laptops Compatible with Intel / AMD Process based PCs capable with the specifications listed above. Memory complies with JEDEC Specifications, document JESD79-3B.