Now make backup of your current VBIOS using these GPU BIOS Update tools because if anything goes wrong with the new VBIOS then you can safely roll back to your older VBIOS.You can also create backup of your current GPU BIOS using GPU-Z.
Updating or Upgrading Graphics Card BIOS is not that hard but you should be very careful in updating VGA BIOS otherwise you might end up bricking your graphics card and render it useless.
There are separate special tools available for both Nvidia and AMD graphics cards for GPU BIOS update.
Just like NVFlash, you can backup your current VBIOS and update to newer one using ATIFlash BIOS update tool.
Download AMD ATIFlash If you are unable to find your graphics card BIOS on your graphics card manufacturer website then you can get it from the link given below which has the largest collection of VGA BIOS files for both AMD and Nvidia Graphics Cards.
After backing up your current BIOS you can now flash your BIOS to the newer one by executing the following commands.
For Nvidia Graphics Cards [NVFlash] nvflash [options] After successfully updating the BIOS or Firmware of your graphics card, you can test it by overclocking and by playing games to see if everything is working normally or not.
You can check your graphics card model and current VBIOS version using graphics card information tools like GPU-Z and then look for the correct BIOS on the graphics card manufacturer website or on other reliable website. Now download the BIOS update tools for flashing your graphics card VBIOS.
After finding your GPU BIOS, save to your hard drive. For Nvidia graphics card you have to download NVFlash and for AMD graphics card you have to download ATIFlash to update your VBIOS.
Download Nvidia NVFlash Ni Bi Tor or NVIDIA BIOS Editor is a utility for editing the BIOS of your graphics card.
Using this VBIOS editing utility you can customize or make important changes to your VBIOS file regarding clock speeds, voltage, timings, boot settings, temperature settings and then can save the updated VBIOS to the hard drive for flashing purpose.
Now after making the appropriate changes you can use NVFlash to flash your VBIOS using this new VBIOS file that you have saved with Ni Bi Tor.