are you outta your mind???

Those settings are for hardware 5 years out! and damn it FFTF is USELESS WITH A QUAD!
TEXTURE_BANDWIDTH_MULT=70 or 80 MAX
UPPER_FRAMERATE_LIMIT=24, 30 or UNLIMITED depending
WideViewAspect=True
FIBER_FRAME_TIME_FRACTION=0.2 <---- DELETE THIS!
TERRAIN_MAX_AUTOGEN_TREES_PER_CELL=6000 <--- DELETE THIS!
TERRAIN_MAX_AUTOGEN_BUILDINGS_PER_CELL=6000 <--- DELETE THIS!
TUNE IT RIGHT
http://www.simforums.com/forums/forum_p ... ?TID=29041 
and by the way... the ATi card is another slug in that tower