G.Skill Trident Z RGB Series 32GB (2 x 16GB) 288-Pin SDRAM (PC4-24000) DDR4 3000 CL16-18-18-38 1.35V Dual Channel Desktop Memory Model F4-3000C16D-32GTZR at Amazon.com
Amazon.com: Corsair CMK32GX4M2B3000C15 LPX 32GB DRAM 3000MHz C15 Memory Kit for DDR4 Systems : Electronics
Corsair CMK32GX4M2D3000C16 Vengeance LPX 32GB (2 x 16GB) DDR4 3000 (PC4-24000) C16 1.35V Desktop Memory Black at Amazon.com