BIOS collection for the Quanta G7AD-2G board, number DAG7ADMB8D0 revision D, containing both 8MB and 16MB images according to the name. Some units of this design ship with different flash sizes, so pick the file that matches the capacity printed on your SPI chip; an oversized or undersized image will not fit. Use a programmer such as a CH341A or RT809 to write it, saving the original chip contents first. The 2G tag indicates the discrete graphics variant of the board.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @biosarchive. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →