Windows 10 - internal power error

In Windows 10 been getting a random BSOD internal power error. I don't know whats causing it. Has anyone else got this error and is there a way to fix it?

Specs:
CPU: AMD Phenom II x4 940, Motherboard: Biostar TA790GXB A2+, RAM: 8GB (4x2GB) Corsair XMS2, GPU: Sapphire R9 270X Dual-X 4GB GDDR5 OC, Storage: SSD: 2 x ADATA SP600 256GB, HDD: 500GB, PSU: SilverStone DA650 Newer Model Paracord Sleeved