Silicon Power DDR4 16GB 3200MHz (PC4-25600) CL22 SODIMM 260-Pin 1.2V Gaming Laptop RAM Notebook Computer Memory SU016GBSFU320F02AB at Amazon.com
acer SD100 16GB Single RAM 2666 MHz DDR4 CL19 1.2V Laptop Computer Memory - BL.9BWWA.210 at Amazon.com
OWC 16GB (2x8GB) ram Upgrade PC3-12800 DDR3L 1600MHz sodimm 204 Pin CL11 Memory Upgrade Kit Compatible with Late iMac, Mac Mini, and MacBook Pro Computer at Amazon.com
Crucial RAM 16GB DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Laptop Memory CT16G4SFD832A at Amazon.com