DDR4 RAM】 Gigastone Laptop RAM 16GB DDR4 16GB DDR4-2666MHz PC4-21300 CL19 1.2V 260 Pin Unbuffered Non ECC SODIMM for Notebook Laptop Memory Module (Laptop ONLY) at Amazon.com
G.Skill Trident Z NEO Series 16GB (2 x 8GB) 288-Pin PC4-28800 DDR4 3600 CL16-19-19-39 1.35V Dual Channel Desktop Memory Model F4-3600C16D-16GTZNC at Amazon.com
Crucial RAM 16GB DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Laptop Memory CT16G4SFRA32A at Amazon.com
DDR3 RAM】 Gigastone Desktop RAM 16GB (2x8GB) DDR3 16GB DDR3-1600MHz PC3-12800 CL11 1.5V 240 Pin Unbuffered Non ECC UDIMM for PC Computer Desktop Memory Module (Desktop ONLY) at Amazon.com