G. SKILL RipjawsX 32GB (4 x 8GB) DIMM PC3-12800 (DDR3-1600) Memory (F31600C9Q32GXM) for sale online | eBay
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
G.SKILL Ripjaws X Series 8GB (2 x 4GB) Desktop Memory, 240-Pin DDR3 SDRAM, 1600 MHz, PC3 12800 (F3-12800CL9D-8GBXL) at Amazon.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