2400 cl10 or 1600 cl7 for same price. | Tom's Hardware Forum
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
CL9 vs CL11: what's the difference? | Tom's Hardware Forum
RAM, 1866 is obviously better than 1600 isn't it? | AnandTech Forums: Technology, Hardware, Software, and Deals