HyperX FURY 8GB (2 x 4GB) DDR3 1600 (PC3 12800) Desktop Memory Model HX316C10FWK2/8 - Newegg.com
HyperX Impact 16GB (2 x 8GB) 204-Pin DDR3 SO-DIMM DDR3L 1600 (PC3L 12800) Laptop Memory Model HX316LS9IBK2/16 - Newegg.com
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