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
Crucial 2GB Single DDR3 1600 MT/s PC3-12800 CL11 Unbuffered UDIMM 240-Pin Desktop Memory Module CT25664BA160B at Amazon.com
2GB Memory for Asus M70AD DDR3 PC3-12800 Non-ECC DIMM RAM (PARTS-QUICK Brand) at Amazon.com