The only difference in your sys.txt to mine the followingQuote:
Originally Posted by Texas [Only registered and activated users can see links. Click Here To Register...]
[rawdisplay]
driver=engine
screen_xy="auto"
dpi=320 ( I have this due my screen restitution being 1280x800)
try changing you driver to engine to see it that makes a difference
also try dpi=320 to if that will get working