CORSAIR RMx Series (2021), RM850x, 850 Watt, GOLD, Fully Modular Power Supply, EU Version CORSAIR 850W GOLD FULLY MODULAR RM850X Depth: 300 MM Magnetic Levitation Cooling Meets High Efficiency. Fully Modular with Multiple Eps12v Connectors. Zero Rpm Fan Mode Technology And Reliability Height: 125 MM Width: 215 MM