The 7900XTX needs 3 such (and Sapphire also specifies 800w minimum). Wasn't totally sure what forum to ask in, but this seems a shade more video related - suggestions on PSU to buy? I am not sure ...

The AMD Radeon RX 7900XTX is a powerful GPU that leverages AMD's newest RDNA 3 architecture to the most it has ever been pushed on consumer-grade hardware. With 24GB of fast GDDR6 memory ...

For those unaware, the RX 7900XTX is AMD’s flagship GPU, and it’s built from the ground up to deliver the kind of performance one should expect from an unbeatable vessel. With base clock ...

PowerColor Red Devil 7900XTX Thermal Paste Issues This issue has been highlighted and shared by the team at Igorslab who after seeing various complaints about the card's temperature, managed to ...