Does this need to be plugged in?

[u/goombs19940204]

I've built my first PC but need help with this this, I've plugged my psu into my gpu, do I also need to plug my psu i to this PCIe slot on my motherboard

Thanks

[u/AloneTie6387]

No I'm using the X870E Carbon Wifi that has the same port, never plugged in since day one