DDR4 Ram,16GB (2 x 8GB) 3200MHz(PC4-25600) CL18 1.35V 288-Pin Gloway DDR4 UDIMM Aluminum Desktop Compter Memory Kit- White at Amazon.com
PNY Performance 16GB DDR4 DRAM 2666MHz (PC4-21300) CL19 (Compatible with 2400MHz or 2133MHz) 1.2V Notebook/Laptop (SODIMM) Computer Memory RAM – MN16GSD42666 at Amazon.com
G.Skill Trident Z RGB 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-16GTZR at Amazon.com
Micron 16GB DDR4 SDRAM Memory Module at Amazon.com