G.SKILL Ripjaws Series 8GB 260-Pin DDR4 SO-DIMM DDR4 3200 (PC4 25600) Laptop Memory Model F4-3200C22S-8GRS - Walmart.com
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
G.Skill Ripjaws V Series 16GB (2 x 8GB) 288-Pin SDRAM (PC4-24000) DDR4 3000 CL-16-18-18-38 1.35V Dual Channel Desktop Memory Model F4-3000C16D-16GVRB at Amazon.com