Hi, im having slow downs, no matter what config i use. in 1024*768 with all on high i go to 18fps to 60pfs. Slow down are when i turn or i go to low. The highier i go the better performance.

I try with all high, then i turn everything to low/medium.

Any ideas why this?

thanks

My comp:

intel E6420
MSI P6N Sli
2 GB ddr 800(dual channel)
Ati X1950 Pro

Lastest drivers on videocard and chipset.