G.Skill Trident Z NEO 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-16GTZNC at Amazon.com
Crucial RAM 16GB Kit (2x8GB) DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Laptop Memory CT2K8G4SFRA32A at Amazon.com
Amazon.com: Corsair Vengeance LPX 16GB (2x8GB) DDR4 DRAM 3200MHz C16 Desktop Memory Kit - Black (CMK16GX4M2B3200C16) : Everything Else