EXA is default for radeon, but it uses XAA if VRAM <= 32 MB or if there is not enough VRAM for the virtual screen size (times 3).
See also my comments on trying out KMS in bug 426582.
EXA is default for radeon, but it uses XAA if VRAM <= 32 MB or if there is not enough VRAM for the virtual screen size (times 3).
See also my comments on trying out KMS in bug 426582.