Specs:
CPU: i9-9900k
Motherboard: Gigabyte Z390 Pro Wifi
GPU: None
Cooler: Corsair H100i
PSU: Corsair 750w Gold rated (I don't think this is the problem because all of the fans spin, the cooler turns on and I can hear the pump, and the lights light up)
Case: NZXT H500i
RAM: Corsair Vengeance (2x...