Začal bych třeba takhle: http://www.google.cz/search?hl=cs&source=hp&q=inte l+gma+x3100+driver&lr=&aq=0&oq=Intel+GMA+X3100
a dále: http://downloadcenter.intel.com/SearchResult.aspx? lang=eng&ProductFamily=Graphics&ProductLine=Deskto p+graphics+controllers&ProductProduct=Intel%c2%ae+ 82G965+Graphics+and+Memory+Controller+Hub+(GMCH)