Knowing your hardware helps ensure you download the right variant, as there is both a standard version and an AGP version for older motherboards. ATI Radeon HD 2600 PRO Specs - TechPowerUp

The final official driver releases vary by OS. Most systems use the :

: The latest stable version is typically Catalyst 13.1 (or 13.9 for Windows 7). Windows Vista : Uses the Catalyst 13.9 package. Windows XP : The most stable legacy driver is Catalyst 13.1 .

: While not officially supported with a dedicated suite, basic drivers may be available through the Microsoft Update Catalog or by using the Windows 8 driver in compatibility mode. Critical Technical Specifications