Corsair CMK8GX4M2A2400C16 Vengeance LPX 8GB (2x4GB) DDR4 DRAM 2400MHz (PC4 19200) C16 Memory Kit - Black at Amazon.com
Corsair Vengeance RGB Pro SL 16GB (2x8GB) DDR4 3200 (PC4-25600) C16 Desktop memory – Black (CMH16GX4M2E3200C16) at Amazon.com
Corsair Vengeance RGB Pro 16GB (2 x 8GB) 288-Pin DRAM DDR4 3000 (PC4 24000) CMW16GX4M2D3000C16 at Amazon.com
Amazon.com: OWC 8GB (2 x 4GB) PC19200 DDR4 2400MHz SO-DIMMs Memory Compatible with Mac Mini (Late 2018), 27" and 21.5" iMac (Mid 2017), and Compatible PCs (OWC2400DDR4S08P) : Everything Else
G.Skill Trident Z Royal Series [Silver] 16GB (2 x 8GB) 288-Pin SDRAM (PC4-25600) DDR4 3200 CL16-18-18-38 1.35V Dual Channel Desktop Memory Model F4-3200C16D-16GTRS at Amazon.com
G.Skill Trident Z Royal Series [Gold] 16GB (2 x 8GB) 288-Pin SDRAM (PC4-25600) DDR4 3200 CL16-18-18-38 1.35V Dual Channel Desktop Memory Model F4-3200C16D-16GTRG at Amazon.com
Corsair VENGEANCE LPX 16GB (2 x 8GB) DDR4 3200 (PC4-25600) C16 1.35V for AMD Ryzen Black at Amazon.com
Corsair Vengeance LPX 8GB (1 x 8GB) DDR4 DRAM 2400MHz (PC4-19200) C16 Memory Kit, Red at Amazon.com
G.Skill Trident Z RGB Series 16GB (2 x 8GB) 288-Pin SDRAM (PC4-28800) DDR4 3600 CL18-22-22-42 1.35V Dual Channel Desktop Memory Model F4-3600C18D-16GTZRX at Amazon.com