I did not reinstall the OS, I can't get to the bios and I can't get it to boot on a flash drive with windows on it.
The PSU is a Thermaltake TR2 RX 850w and I can't remember exactly when I bought it. Think I got it when I purchased a GTX 970 7+ years ago.
Bought a new case, mobo and CPU and everything seemed fine yesterday when I built it. Only issue was that it booted to bios and couldn't detect any bootable device. I figured I needed to do a fresh install of windows but that I could do that the next day (today).
This morning, I can't even get...