hummmm, would you mind copy pasting this post into this thread i started about corruption issues on 790?
http://www.xtremesystems.org/forums/...d.php?t=183119

did you try a dos flash of the bios?
since its an early board you might have a very early bios which could be causing the problems...

did you increase the nb and sb voltages etc to get 1600fsb or higher?