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
2GB DDR3 SDRAM Memory Module at Amazon.com
DUOMEIQI 8GB Kit(2 X 4GB) Pc3-10600 1333Mhz ddr3 Sdram 2Rx8 Pc3 10600s Sodimm 204-Pin CL9 1.5V Pc3 10600 ddr3-1333 Pc3-10600S Non-Ecc Unbuffered for Laptop at Amazon.com
Edge 8GB DDR3 SDRAM Memory Module at Amazon.com
Total Micro 4GB DDR3 SDRAM 1600 MHz Memory Module 0A65723-TM at Amazon.com