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[michael_chu]

http://developer.amd.com/stream

http://www.amd.com/us/press-releases/Pages/amd-software-dev-2010aug12.aspx

http://developer.amd.com/openclzone

http://blogs.amd.com/developer/2010/08/11/opencl-a-nimble-standard/

What’s New in v2.2

• Support for OpenCL™ 1.1 specification.
  • Please see the OpenCL™ 1.1 specification for more information about this feature.
• Support for Ubuntu® 10.04 and Red Hat® Enterprise Linux® 5.5.
• Support for X86 CPUs with SSE2.x or later (Adds to existing support for X86 CPUs with SSE3.x or later).
• Support for Microsoft® Visual Studio® 2010 Professional Edition and Minimalist GNU for Windows (MinGW) [GCC 4.4].
• Support for GNU Compiler Collection (GCC) 4.1 or later on Linux® systems (Adds to existing support for GCC 4.3 or later).
• Support for single-channel OpenCL™ image format.
• Support for OpenCL™ / DirectX® 10 interoperability.
  • Please see this Khronos OpenCL™ extension registry entry for more information about this extension.
• Support for additional double-precision floating point routines in OpenCL™ C kernels.
  • Please see chapter A, section 9 of the ATI Stream SDK OpenCL™ Programming Guide for more information about the additional routines added in this release.
• Support for generating and loading binary OpenCL™ kernels.
  • Please see this knowledge base article for more information about this feature.
• Support for native OpenCL™ kernels.
• Preview Feature: Support for accessing additional physical memory on the GPU from OpenCL™ applications. 
  • Please see this knowledge base article for more information about this feature.
• Preview Feature: Support for printf() in OpenCL™ C kernels.
  • Please see chapter A, section 8 of the ATI Stream SDK OpenCL™ Programming Guide for more information about this extension.
• Extension: Support for additional event states when registering event callbacks in OpenCL™ 1.1.
  • Please see chapter A, section 8 of the ATI Stream SDK OpenCL™ Programming Guide for more information about this extension.
• Additional OpenCL™ samples:
  • ConstantBandwidth (under cl/MicroBenchmarks)
  • GlobalMemoryBandwidth (under cl/MicroBenchmarks)
  • ImageBandwidth (under cl/MicroBenchmarks)
  • LDSBandwidth (under cl/MicroBenchmarks)
  • MemoryOptimizations
  • PCIeBandwidth (under cl/MicroBenchmarks)
  • SimpleDX10
  • SimpleMultiDevice
• Package Update: ATI Stream Profiler 1.4.
• Various OpenCL™ compiler and runtime fixes and enhancements (see developer release notes for more details).
• Expanded OpenCL™ performance optimization guidelines in the ATI Stream SDK OpenCL™ Programming Guide, including:
  • Global memory optimizations
  • LDS optimizations
  • Register and LDS impact on number of active wavefronts
  • Load-balancing across multiple OpenCL™ devices
  • Instruction bandwidths
  • Key cache sizes and bandwidths for "Evergreen" GPUs