G.SKILL Ripjaws 32GB (4 x 8G) 204-Pin DDR3 SO-DIMM DDR3L 1866 Laptop Memory Model F3-1866C11Q-32GRSL Series Ripjaws , Model F3-1866C11Q-32GRSL Type 204-Pin DDR3 SO-DIMM , Capacity 32GB (4 x 8G) Speed DDR3L 1866 Timing 11-11-11-32 Cas Latency 11