For Win9x/ME/2000/XP (released on April 7, 2005), the latest AGP driver version 1.21 of the full series of main board chipsets of SiS Silicon, is the officially released version of SiS Silicon.SiSM650SiSM760, SiSM741, SiS655FX, SiS655, SiS651, SiS650GX, SiS648MX, SiS648FX, SiS648, SiS645DX, SiS650GL, SiS650, SiS645, SiS635, SiS760, SiS755FX, SiS755, SiS748, SiS746FX, SiS746, SiS745, SiS741GX, SiS741, SiS740, SiS735, SiS661FX, SiS655TX, SiSM661FX SiSM661MX, friends of chipset motherboards can upgrade to this driver