Is 500 watts enough for i9 9900K?
Is 500W enough for an i9 9900K and a 1660 Super? – Quora. i would say yes, but it might be close if you have a bunch of other peripherals it might be cutting it close. for example if you added 5 fans a watercooler for your gpu and cpu or have many ssds or hdds those will take up quite a bit of wattage.