80mm fan

So basically I have two 80mm fans I stuck in the back of my pc and am wondering why they aren't turning on. Here is a picture of the connector I am using. The female molex on the fans seems to be straight negative positive connection, but the male molex has 3 pins. I don't know what to think. I...

Hello. I'm looking for the fastest possible 80mm computer fan, for $20 that's above 5000rpm

As the title says, my case have a fan at the back for the CPU zone to throw away air out of the case. When i turn it just a little with my fingers, it starts working again for some time. I've tried years ago to open it and repair it, but I think i remember that I couldn't fully open the fan. So...

I've been getting BSOD messages since the day I bought this computer. I am using Windows 10, I also tried Windows 8 but I had the same problem.I realy don't know if this is a hardware or a software problem. The error messages I receive the most are: KERNEL_SECURITY_CHECK_FAILURE...