Drivers v 11.7 boosted the Luxmar of the Luxrenderer guys quite massively:
http://www.luxrender.net/forum/viewtopi ... 324#p67324
Afaik this is due to v2.5 of AMDs APP SDK inside, here are some links:this is just insane from my something beyond 3500 points it went up to 7359 which is two times more than before. i have radeon 5870 stock clocks.
http://www.guru3d.com/news/download-amd ... l-drivers/
The 11.8 Preview driver even uses a newer 2.5 build:
http://www.guru3d.com/news/amd-catalyst ... -download/
My old OpenCL 1.0 card doesn't run Indigos GPU mode, so I'm asking kindly for some benchmarks :)