Kingston 8GB 1600MHz DDR3 (PC3-12800) SODIMM Memory for Apple MacBook Pro (KTA-MB1600/8G)
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
Amazon.com: Patriot 16GB(2x8GB) Viper III DDR3 1600MHz (PC3 12800) CL9 Desktop Memory With Black Mamba Heatsink - PV316G160C9K : Electronics
Amazon.com: Crucial RAM 8GB DDR3 1600 MHz CL11 Memory for Mac CT8G3S160BM : Everything Else