The NVIDIA GeForce RTX 3090 already has an insanely high TDP of 350 W, eclipsing even the TITAN RTX by quite a margin. However, AIBs are releasing custom cards with TDPs over 400 W, while one modder has upped the consumption of their card to a whopping 550 W. The RTX 3090 is truly a beast in all senses of the word.
https://www.notebookcheck.net/The-NVIDIA-GeForce-RTX-3090-may-have-a-350-W-TDP-but-it-can-consume-nearly-60-more.494757.0.html