Hynix 8GB PC4-21300 DDR4-2666MHz 260-Pin SODIMM 1.2V Single Rank Memory Module HMA81GS6CJR8N-VK at Amazon.com
HP S1 RAM 16GB Kit (8GBx2) DDR4 2666MHz CL19 Laptop Memory - 8NN19AA#ABC at Amazon.com
Amazon.com: Crucial RAM 32GB DDR4 2666 MHz CL19 Memory for Mac CT32G4S266M : Everything Else
Crucial 8GB Single DDR4 2400 MT/S (PC4-19200) SR x8 SODIMM 260-Pin Memory - CT8G4SFS824A
Corsair Vengeance LPX 8GB (1x8GB) DDR4 3200 (PC4-25600) C16 Optimized for AMD Ryzen - Black at Amazon.com
G.Skill F4-3200C16D-16GTZR Trident Z RGB Series 16 GB (8 GB x 2) DDR4 3200 MHz PC4-25600 CL16 Dual Channel Memory Kit - Black with Full Length RGB LED Light bar