Updating bios video cards

09 Dec

The reason for this move was that like every other piece of software, the BIOS had programming errors, or an issue was detected in the hardware for which a workaround had to be found.

So the manufacturers just gave out an updated BIOS to a customer to fix the issue. For example, on the X800 Pro VIVO you can unlock additional pipelines by changing the BIOS. Inside the BIOS is a small block of information which tells the GPU how many pipelines it should run at. Another good use is to change the default clocks of the card.

Originally, the video BIOS was stored in a ROM (Read Only Memory) and could not be replaced.

Much the way the system BIOS provides a set of functions that are used by software programs to access the system hardware, the video BIOS provides a set of video-related functions that are used by programs to access the video hardware.Other times you'll want to upgrade to a custom BIOS in order to overclock a normally voltage-locked card. GIGABYTE Windforce GTX 780)Things You'll Need- Your GPU model name/number- A web browser Part 1: Choosing your BIOS and Flashing tool This part is pretty simple.But first you'll want to go here.1) In order to find what BIOS you'll want to use, you first need to find your card's model.To easily find it use the filters at the top of the page to navigate to your manufacturer's cards.Picture depicting how to use the filters to find what card you're looking for2) Now this part can get a bit complicated.If you replace the original BIOS with a BIOS which tells the GPU "16 Pipelines! As you remember from above, the BIOS sets the core and memory clock.On the last page of this article we will cover the different BIOS editors and their use.After these tasks are completed, the display will turn on and display what's happening next - usually the motherboard's POST screen.Once you boot into Windows, the display driver takes over all video functions and the BIOS is no longer used. Actually, manufacturers like ATI added a handful of functions which can be invoked from within Windows, for example to change power management settings on a mobile GPU.The video BIOS interfaces software to the video chipset in the same way that the system BIOS does for the system chipset.The ROM also contained a basic font set to upload to the video adapter font RAM, if the video card did not contain a font ROM with this font set instead.