Seasonic PS Vertex 1200G PSU: up to 1200W, ATX 3.0, PCIe 5.0 GPU ready
LC-POWER LC1200P V3.0 1200 W Full Modular 80 Plus Platinum 135 mm Fan Ultra-Low Noise Digital Power Supply Unit, ATX 3.0 & PCIe 5.0 GPU Support, Gaming Intelligence, Sleeved Cable : Amazon.co.uk:
Be Quiet! 1200W Pure Power 12 M PSU, Fully Modular, Rifle Bearing Fan, – Direct Computers