G.Skill F4-3200C16D-16GTZR Trident Z RGB Series 16 GB (8 GB x 2) DDR4 3200 MHz PC4-25600 CL16 Dual Channel Memory Kit - Black with Full Length RGB LED Light bar at Amazon.com
Silicon Power 16GB (2 x 8GB) DDR4 3200 (PC4 25600) 288-Pin XPOWER Turbine DDR4 SDRAM Desktop Memory Model SP016GXLZU320BDA - Newegg.com
G.Skill Trident Z Royal Series (Intel XMP) 32GB (2 x 16GB) 288-Pin SDRAM DDR4 3200 CL16-18-18-38 1.35V Dual Channel Desktop Memory F4-3200C16D-32GTRG (Gold) at Amazon.com
Silicon Power GAMING 32 GB (2 x 16 GB) DDR4-3200 CL16 Memory (SP032GXLZU320BDAJ7) - PCPartPicker
Silicon Power GAMING 16 GB (2 x 8 GB) DDR4-3200 CL16 Memory (SP016GXLZU320BDAJ5) - PCPartPicker