about display driver on win2000

i have installed win 2000. my problem occured when i want to install the display driver. i used m755lmr m/board, but the driver does’nt located.it seems like the vga is not compatible.when i checked at the adapter properties, it says that it has a conflict file between the vgasafe and the pci to pci bridge.i have no idea what to do..please help me..i’m beggig you….