G.Skill Trident Z RGB Series 16GB (2 x 8GB) 288-Pin SDRAM (PC4-25600) DDR4 3200 CL16-18-18-38 1.35V Dual Channel Desktop Memory Model F4-3200C16D-16GTZR at Amazon.com
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HyperX Predator DDR4 RGB 16GB 2933MHz CL15 DIMM(Kit of 2) XMP RAM Memory with Infrared Sync Technology Memory - Black (HX429C15PB3AK2/16) at Amazon .com
parts-quick 16GB Memory for HP Z6 G4 Workstation DDR4-2933 CAS-21-21-21 ECC Reg DIMM RAM at Amazon.com
64GB Kit 4x16GB DDR4-2933 PC4-23400 ECC SODIMM 2Rx8 Memory by NEMIX RAM at Amazon.com