G.SKILL 24GB (6 x 4GB) Ripjaws Series DDR3 1600MHz (PC3 12800) 240-Pin Desktop Memory Model F3-12800CL9T2-24GBRL 24GB DDR3 Triple Channel kit (6x4GB) Red Ripjaw Heatsinks PC3-12800 1600MHz CL9-9-9-24