Which should I select VGA Driver (M74 M76 M92 M96) VGA Driver For UMA

[3erwr]

which driver should I select for my acer extensa 4420. VGA Driver (M74 M76 M92 M96) or VGA Driver For UMA

 

[acerace]

Try this. http://support.amd.com/us/gpudownload/windows/Legacy/Pages/radeonaiw_vista32.aspx?type=2.4.1&product=2.4.1.3.13&lang=English