Sorry guys did not know where to go with this.I have a lot of scenery of Orbx FTX 20 some airports Global with Alaska,Northwest.Also I have Addit Pro and have on and a lot of scenery turn-off.Any time I try to fly an King Air from one the well-know retailers my frame rates drop off too 3 or 10 can not fly I have try every thing I can thing of even got more ram.Any help would be appreciated............. Windows 10 Pro Intel i7 CPU 960@3.20GHz 12 GB RAM FSX is on an 1TB drive alone GTX Geforce 770 Graphic Card