Do you need a new power supply for Nvidia’s GeForce RTX 3080?

It depends on what you’re concerned about.

Do you need to upgrade your power supply for Nvidia’s GeForce RTX 3080 graphics card? That’s a concern many people have, but it’s actually two concerns clumped into one.

First, people fear they’ll need a new PSU to handle the new 12-pin connector on Nvidia’s own RTX 3080 Founders Edition. Second, the RTX 3080 pulls more wattage than even the prior-gen RTX 2080 Ti flagship.
…
Continue here:
https://www.pcworld.com/article/3575494/do-you-need-a-new-power-supply-for-nvidias-geforce-rtx-3080.html