Single 16GB DDR3L 1600MHz PC3L-12800 SODIMM Memory (for 5th Gen 6th Gen i3 i5 i7 Laptop only) RAM (PARTS-QUICK Brand) at Amazon.com
16.0GB (8GBx2) PC3-12800 DDR3L 1600MHz SO-DIMM 204 Pin CL11 SO-DIMM Memory Upgrade Kit for 2012 MacBook Pro 13" & 15" models (non-Retina display), 2011-14 iMac and Mac mini, PCs which utilize PC12800
4GB 1600MHZ SODIMM Single Rank at Amazon.com
Timetec 8GB Compatible for Apple DDR3L 1600MHz PC3L-12800 for Mac Book Pro (Early/Late 2011,Mid 2012), iMac(Mid 2011,Late 2012,Early/Late 2013,Late 2014,Mid 2015), Mac Mini(Mid 2011,Late 2012) MAC RAM at Amazon.com