G.SKILL Trident Z Royal Elite Series 16GB (2 x 8GB) 288-Pin PC RAM DDR4 4000 (PC4 32000) Desktop Memory Model F4-4000C14D-16GTES Desktop Memory - Newegg.com
G.Skill AEGIS Series 16GB (2 x 8GB) 288-Pin SDRAM (PC4-25600) DDR4 3200 CL16-18-18-38 1.35V Dual Channel Desktop Memory Model F4-3200C16D-16GIS at Amazon.com
G.Skill RipJaws V Series 16GB (2 x 8GB) 288-Pin SDRAM PC4-28800 DDR4 3600 CL16-19-19-39 1.35V Dual Channel Desktop Memory Model F4-3600C16D-16GVKC at Amazon.com
G.SKILL 16GB (2 x 8GB) Ripjaws V Series DDR4 PC4-28800 3600MHz 288-Pin Desktop Memory Model F4-3600C19D-16GVRB at Amazon.com