Small enb for best graphics with minimal impact on performence. for 0.278, "d3d9.dll" is in "wrapper" files on enbdev site. Tweak: Game AA on Off, anisotrope Off, displacement water off, AA for water on Off(iWaterMultisamples=0) in FalloutPrefs.ini (My documents\my games\FalloutNV) Disable ambiante occlusion in driver panel.