你要知道自己板子是哪个版本的,一般在主板的角上,根据版本再选BIOS
GA-MA770-US3 (rev. 1.0)
http://www.gigabyte.cn/products/product-page.aspx?pid=2987#bios
GA-MA770-US3 (rev. 2.0)
http://www.gigabyte.cn/products/product-page.aspx?pid=3098#bios
GA-MA770-US3 (rev. 2.1)
http://www.gigabyte.cn/products/product-page.aspx?pid=3303#bios