Condo city ...
ok this is the scene info
for the light 12 in total
8 spot with soft shadow and visible with dust
1 spot not illumination whit inverse volumetric effect
2 area light one whit soft shadow and one with area shadow
1 omni light with hard shadow
render time for this in 1440x900 is 1hr 14min 18sec with GI
machine for render is quad Q6600 with 8 gig of ram on windows vista 64 bit .
so thx all of for watch this creation and your comment or suggestion is very appreciate.