Well, to finish off this topic, the PC seems perfectly stable (infact improved) after the BIOS flash. And my 770 is working like a beast.
What got it to work was actually as simple as using a different USB stick lol, it didnt seem to like my Cruzer 8G...
What got it to work was actually as simple as using a different USB stick lol, it didnt seem to like my Cruzer 8G...