OpenCL note

http://idolinux.blogspot.com/2009/01/remote-gpgpu-with-ati-amd-firestream.html

http://fsuvizlab.blogspot.com/2010/12/opencl-on-ubuntu-1004-lucid-with-two.html

http://developer.amd.com/sdks/amdappsdk/assets/amd_accelerated_parallel_processing_opencl_programming_guide.pdf