Crucial RAM 32GB Kit (2x16GB) DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Desktop Memory CT2K16G4DFRA32A at Amazon.com
G.Skill Trident Z Royal Series [Silver] 32GB (2 x 16GB) 288-Pin SDRAM (PC4-28800) DDR4 3600 CL19-20-20-40 1.35V Dual Channel Desktop Memory Model F4-3600C19D-32GTRS at Amazon.com
Amazon.com: SP Silicon Power 16GB (8GBx2) XPOWER RGB Turbine Gaming DDR4 3200MHz (PC4 25600) 288-pin CL16 1.35V UDIMM Desktop Memory Module - Low Voltage : Health & Household
G.Skill Flare X Series 16GB (2 x 8GB) 288-Pin SDRAM (PC4-25600) DDR4 3200 CL14-14-14-34 1.35V Dual Channel Desktop Memory Model F4-3200C14D-16GFX at Amazon.com
Silicon Power DDR4 16GB Kit (2x8GB) 3200MHz (PC4-25600) CL22 UDIMM 288-Pin Desktop Computer Memory SP016GBLFU320B22 at Amazon.com
Corsair Vengeance Performance SODIMM Memory 32GB (2x16GB) DDR4 3200MHz CL22 Unbuffered for 8th Generation or Newer Intel Core™ i7, and AMD Ryzen 4000 Series Notebooks at Amazon.com
CORSAIR Vengeance LPX 64GB (4x16GB) DDR4 3200 (PC4-25600) C16 1.35V Desktop Memory - Black at Amazon.com