G.Skill TridentZ RGB Series - DDR4-64 GB: 4 x 16 GB - DIMM 288-PIN - ungepuffert at Amazon.com
Crucial Memory Bundle with 64GB (1 x 64GB) DDR4 PC4-25600 3200MHz Registered Server Memory (1 x CT64G4RFD432A) at Amazon.com
G.Skill Trident Z Series 64GB (2 x 32GB) 288-Pin SDRAM (PC4-25600) DDR4 3200 CL16-18-18-38 1.35V Dual Channel Desktop Memory Model F4-3200C16D-64GTZR at Amazon.com