Will a 500 watt psu be enoughf for a gtx 1060 and an i5 6600k? I just built a new computer and my psu died. Now i need to send it back and get a new one so i will take a week or two. I have a maybe 5 - 6 year old PSU (CX500) at home. It has a wierd squeking noise coming from it so im a bit worried. So will it be safe to use it?