AMD Radeon HD 6470M and Radeon HD 6650M are the first graphics cards of AMD Vancouver Series. HD 6470M and HD 6650M are exposed by the version 8.783.2 of Catalyst mobile driver hosted by ACER. You can download this driver
here (Win7 64-bit).
;----------1011011615-8.783.2-101028a-107592C-Acer "AMD Radeon HD 6470M"=ati2mtag_Vancouver_PRAI,PCI\VEN_1002&DEV_6760 "AMD Radeon HD 6650M"=ati2mtag_Vancouver,PCI\VEN_1002&DEV_6741