Using The New Radeon Gallium3D 2D Color Tiling
However, if you consider seeing through walls and floors to be an advantage to assist your first person shooter gaming, be forewarned as to not cause friendly fire. Within the Warsow game some of the players were rendered black -- along with other surfaces.
Lastly, when trying out the patches on some original ATI R600 hardware, there was a constant flow of DRM command stream problems. The invalid command stream had not happened with R700, Evergreen, Northern Islands, or Cayman hardware (Radeon HD 4000 through Radeon HD 6900 series).