Type amdvbflash.exe -p 0 yourfile.rom . Do not turn off your computer or interrupt the process, which usually takes 15–20 seconds.
Now, write the new BIOS using the slow timing: ati flash 293
Common physical dimensions for the ATI Flash 293 package are or 12 mm × 16 mm , with a maximum height of 1.2 mm (including the balls). Type amdvbflash