Corsair Vengeance Blue 16GB (2x8 GB) DDR3 1600MHz (PC3 12800) Desktop Memory 1.5V at Amazon.com
Apple Memory Module 16GB DDR4 2400MHz SO-DIMM (2x8GB) - Apple
CORSAIR Vengeance LPX 16GB (2 x 8GB) 288-Pin PC RAM DDR4 3200 (PC4 25600) Desktop Memory Model CMK16GX4M2E3200C16 Desktop Memory - Newegg.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