OWC 8GB PC3-12800 DDR3L 1600MHz SO-DIMM 204 Pin CL11 Memory Module Upgrade Compatible with iMac, Mac Mini, and MacBook Pro (OWC1600DDR3S8GB) at Amazon.com
Crucial 16GB Kit (2 x 8GB) DDR3L-1600 SODIMM Memory for Mac | CT2K8G3S160BM | Crucial.com
Crucial 16GB Kit (2 x 8GB) DDR3L-1600 SODIMM Memory for Mac | CT2K8G3S160BM | Crucial.com