FSX is CPU Constrained

>>* A lot of the graphical detail settings have negligible>>impact on my frame rates.>>Graham>>That was the case with me too. Always got 5-15fps no matter>what I did of tweaks and settings - until yesterday. I updated>my BIOS and WOW! I did not believe my eyes! fps from 30-70!>(With low sliders), and after adding more graphic complexity I>flew with 20-30 fps at Friday Harbour. In Seattle it dropped>back to 5-15fps on max settings though. :-)>>Hakon>What MB/CPU/RAM combo do you have that you saw such an improvement with??? I ask because I'm running a very old BIOS for my board and have been tempted to upgrade but have always been of the "if it's working, don't mess with it" camp when it comes to bioses and drivers.--2002cbr600f4i