Hi, I'm looking to put together a new rig but im unsure how many watts I need. I'm hoping to get a R7 3700x or R5 5600x, a 360 or 280mm aio, 3 case fans, 16gb ram and a 3060 or better (if i can get one) i dont want to skimp on a psu but I dont want to over buy because im on a budget, thanks!