I have a big problem. My pc is failing to boot up and just crashes mid-boot. Please respond asap.

pc specs:

Ryzen 7 2700x

2x8gb 3200 G Skills Trident Z DDR4

MSI X470 Gaming Pro motherboard

EVGA 650 2gb

x2 Samsung Evo 860 500gb SSD

CX 750 Corsair power supply 

Windows 8