Some RTX 4090 Graphics Cards Recommend a 1200W Power Supply
by from Tomshardware on (#64F5B)
Nvidia's RTX 4090 consumes a lot of power, and already recommends an 850W power supply for the reference Founders Edition. Some Nvidia partners with their overclocked designs meanwhile are recommending 1000W and even 1200W PSUs for their RTX 4090 cards.