And nothing else connected thats not needed such as USB stuff.
Nope - 1 stick of ram/cpu/on board graphics and that is it.
And nothing else connected thats not needed such as USB stuff.
Try a gpu as onboard could be faulty, did you ask gigabyte how they connected it up.
I had a similar problem once, turned out to be the DVI connector on my monitor. The faulty connector stopped my pc booting. Doesn't explain your error code, but worth checking.