Just released: Introductory Tutorial to OpenCL Tuesday, August 04, 2009 http://developer.amd.com/Pages/default.aspx
Introductory Tutorial to OpenCL
AMD just published its public OpenCL Beta for the CPU, soon to be followed with support for AMD’s latest GPUs http://developer.amd.com/gpu/ATIStreamSDK/pages/TutorialOpenCL.aspx