asrock b450m g

Help!! I have an ASROCK b450m gaming motherboard with 16gb Corsair Vengance pro rbg ddr4, Radeon RX 6800XT and a 750w psu. I originally had a Ryzen 5 3600 and just upgraded to the R5 5600x. After correctly installing, I turned pc on, and all it does is it keeps going through a cycle (turning...