gigabyte x79 ud3

I has to get a RMA motherboard for my gigabyte X79 UD3. The new board came with bios F20. The machine had been functioning like a dream for the last 3 years. I am correct to assume that it is simply the bios that is causing this or is it another issue. I am unable to boot in safe mode. -x...

My computer for the most part runs great. My issue is that after using FCPX for awhile the computer starts to majorly hang. The thought the issue was: -I was allowing the computer to choose the multiplier based on usaged (ECSI enabled and using +.6 in voltage (vcore at normal)...that would...