ATI Catalyst for Linux

Compatible with :

ATI RADEON HD2900 Series
ATI RADEON HD2600 Series
ATI RADEON HD2400 Series
ATI RADEON X1900 Series
ATI RADEON X1800 Series
ATI RADEON X1600 Series
ATI RADEON X1300 Series
ATI RADEON X800 Series
ATI RADEON X700 Series
etc

http://ati.amd.com/support/driver.html