G.Skill F3-1600C11S-8GRSL Ripjaws 8GB 204-Pin DDR3 SO-DIMM 1600 Memory RAM 8GB G.Skill Ripjaws DDR3 Laptop upgrade memory module Low-voltage DDR3 memory, 1.35V - also compatible with systems using 1.5V RAM 204 pins - 1600MHz PC3-12800 SO-DIMM Timings of CL11 (11-11-11-28) at 1.35V Designed for the latest Intel 3rd and 4th Gen Processors