Crucial 32GB (2PK 16GB) 3200MHz speed PC4-25600 DDR4 SODIMM Laptop Memory Kit Green CT2K16G4SFRA32A - Best Buy
G.SKILL F4-3600C16Q-32GTZR 32 GB (8 GB x 4) Trident Z RGB Series DDR4 3600 MHz Dual Channel Memory Kit - Black with Full Length RGB LED Light bar at Amazon.com
Crucial RAM 32GB DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Laptop Memory CT32G4SFD832A at Amazon.com
G.SKILL TridentZ RGB Series 32GB (2 x 16GB), RAM Memory - Newegg.com
Kingston Branded Memory 32GB DDR4 3200MT/s Reg ECC Module KTD-PE432/32G Server Memory at Amazon.com