G.Skill Ripjaws X Series 16 GB (2 x 8 GB) 240-Pin SDRAM (PC3-12800) DDR3 1600 CL10-10-10-30 1.50V Dual Channel Desktop Memory Model F3-12800CL10D-16GBXL at Amazon.com
HyperX 8GB 1600MHz DDR3 PC3-12800 CL10 DIMM Desktop Memory, Black KHX16C10B1B/8 at Amazon.com
Samsung ram memory 8GB (1 x 8GB) DDR3 PC3L-12800,1600MHz, 204 PIN SODIMM for laptops at Amazon.com
Silicon Power Hynix IC Compatible for Apple DDR3 DDR3L 16GB (2 x 8GB) RAM 1600MHz (PC3 12800) 204 pin CL11 1.35V Non ECC Unbuffered SODIMM Laptop Notebook Memory RAM Module Upgrade at Amazon.com
Amazon.com: Crucial RAM 8GB Kit (2x4GB) DDR3 1600 MHz CL11 Memory for Mac CT2K4G3S160BJM : Everything Else