This new AMD graphics card needs an 850W power supply

XFX has introduced a high-performance variant of the AMD Radeon RX 7900 XTX with a massive cooler and power requirements. The XFX Radeon RX 7900 XTX Phoenix Nirvana features a phase change interface pad for superior cooling. This top-tier card is only available in the Chinese market at the moment, with a hefty price tag [...]

source https://funfect.games/this-new-amd-graphics-card-needs-an-850w-power-supply/