Andrew Buckeridge wrote: > Section "Device" > Identifier "ATI Technologies 3D Rage Pro or similar (ATY,RageXL)" > Driver "ati" > BusID "PCI:0:19:0" > Option "ReferenceClock" "29.500Mhz" > EndSection > > Does "29.500 MHz" need to be misspelt "29.500Mhz"? > I don't think that the space or the case matters here. Brice