This guide is based on Ubuntu,but it can be a reference for other Linux distributions as well.

version 6.9.0 of the radeon driver. Lots of stuff since 6.8.0
In addition to lots of bug fixes there are several major new features:
- - Improved EXA render support for r1xx/r2xx cards
- - EXA render support for r3xx/r4xx/r5xx cards
- - Textured video support for Xv (r1xx-r5xx)

AMD released their ATI Catalyst 8.6 linux display driver yesterday. The new version Catayst  driver come with UYVY and YUY2 pixel format support ,which support provides interleaved stream support for video playback applications such as TVTime and MythTV,as new feature .Moreover,that new version Catalyst linux diplay driver also fixed 20 issues

Apparently,NVIDIA is more and more pay much attention to linux field,the NVIDA linux display driver often been updated .It is good news for our linux fans,right?'course we may run more and more game in linux smoothly like in M$ windows.