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
Kingston ValueRAM 32GB (1 x 32GB) DDR4 2400 RAM (Server Memory) ECC Reg Micron A DIMM (288-Pin) KVR24R17D4/32MA Server Memory - Newegg.com
Supermicro 32GB 288-Pin DDR4 3200 (PC4-25600) Server Memory (MEM-DR432LC-ER32)
Samsung M393A4K40BB0-CPB 32GB DDR4 2133MHz Server Memory