G.Skill Trident Z RGB Series 32GB (2 x 16GB) 288-Pin SDRAM (PC4-25600) DDR4 3200 CL16-18-18-38 1.35V Dual Channel Desktop Memory Model F4-3200C16D-32GTZR at Amazon.com
CORSAIR Vengeance LPX 32GB (1 x 32GB) DDR4 2666 (PC4-21300) C16 Desktop Memory - Black at Amazon.com