AtomBIOS is a portable, interpreted language used by ATI/AMD to simplify driver programming. Instead of the driver needing to know the specific electrical registers of every single board on the market, it uses AtomBIOS as a "translator" to handle tasks like: : Starting up the graphics chip.

: Use the AMD Cleanup Utility to remove all old driver files and registry keys before installing the new version.

If you are looking for "AMD AtomBIOS drivers," you likely encountered a system error or are trying to get an older graphics card to work properly. While AtomBIOS itself is part of the card's Video BIOS (VBIOS), you "download" its functionality by installing the correct or Chipset Drivers . What is AMD AtomBIOS?