16GB 2x8GB DDR4-2666 MSI X99S GAMING 9 ACK B450I GAMING PLUS MAX WIFI Memory RAM | eBay
HMemory - Black Diamond Memory
Compatible motherboards with Corsair Vengeance LPX 16GB (2x8GB) DDR4 2666 Black - Pangoly
OWC 16GB (2 x 8GB) PC21300 DDR4 2666MHz SO-DIMMs Memory Compatible with Mac Mini 2018, iMac 2019 and up, and Compatible PCs (OWC2666DDR4S16P) at Amazon.com