NeweggBusiness - G.SKILL Ripjaws Series 4GB 240-Pin PC RAM DDR3 1600 (PC3 12800) Desktop Memory Model F3-12800CL9S-4GBRL
G.SKILL Ripjaws X Series 8GB (2 x 4GB) Desktop Memory, 240-Pin DDR3 SDRAM, 1600 MHz, PC3 12800 (F3-12800CL9D-8GBXL) at Amazon.com
G.Skill Ripjaws V 4GB DDR4 2666MHz Red Heatsink Desktop.
Desktop Memory - G.SKILL International Enterprise Co., Ltd.
G.Skill 8GB (2 x 4GB) Ripjaws V Series 288-Pin DDR4 SDRAM DDR4 2400 (PC4-19200) Intel Z170 Platform/Intel X99 Platform Desktop Memory Model F4-2400C15D-8GVR at Amazon.com