new to building pcs

Heya, so I’ve got another question. I’ve estimated my future PCs maximum watt usage to be 909 (used PC part picker then multiplied it by 1.5) and with a monitor, mouse and keyboard to be around 940 at most. My question is that if I have a 1000W PSU and UPS will that be enough? Do I need to worry...

Hi everyone! Like the post says I’m brand new to pc building. I like how my list of parts is looking and I’ve put a good amount of time into research, but I’d still appreciate some advice since there’s a good chance I’m missing something. List of pc parts: Cpu: AMD Ryzen 7 7800X3D 4.2 GHz...