you mean between 0 and 1 which is normal. <0 is "nonstandard" and is normally just wrapped. regular hardware shouldn't have a problem with it ...
for the drivers: you will have to go to your notebook / pc constructors page. ATI has no drivers for mobile or IGP chipsets. they have to be done by the mainboard / notebook manufacturers.
for the drivers: you will have to go to your notebook / pc constructors page. ATI has no drivers for mobile or IGP chipsets. they have to be done by the mainboard / notebook manufacturers.