G.SKILL Ripjaws Z Series 32GB (4 x 8GB) 240-Pin SDRAM DDR3 1866 (PC3 14900) Desktop Memory F3-14900CL10Q-32GBZL - Elduskradsulbel
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 RipjawsX F3-14900CL9D-8GBXL 8GB (2 x 4GB) DDR3 1866MHz Desktop Memory Module at Amazon.com
G.Skill Ripjaws X Series 8 GB (1 x 8 GB) DDR3-1866 CL10 Memory (F3-14900CL10S-8GBXL) - PCPartPicker
G.SKILL 16GB (2 x 8G) Ripjaws Series DDR3 PC3-14900 CL11 SO-DIMM Laptop Memory F3-1866C11D-16GRSL at Amazon.com