Amazon.com: Timetec 16GB KIT(2x8GB) Compatible for Apple DDR3L 1600MHz 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 : Electronics
Amazon.com: DDR3 1333MHz PC3-10600 204-pin
Apple Memory Module 8GB 1333MHz DDR3 (PC3-10600) - 2x4GB at Amazon.com
4GB DDR3 1333 PC3-10600 at Amazon.com
MemoryMasters 16GB KIT (4 x 4GB) For ATIC Server Series i7 2SHD. DIMM DDR3 NON-ECC PC3-10600 1333MHz RAM Memory. - Newegg.com