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GPU PerfStudio 2.7 Improvements (http://developer.amd.com/TOOLS/PERFSTUDIO/Pages/default.aspx)
OpenGL 4.0 is now supported
Shader Debugger
DX11/DX10 Vertex Shader debugging is now supported
Constant buffer indexes are now correct
Stage Layouts
Pipeline Stage view now shows which stages are active at a draw call
New Image Resource Thumbnail viewer that allows the user to view image resources from different stages of the pipeline in one view
DX11/DX10 the stencil buffer has been removed from the OM layout. The Depth and Stencil images are both in the depth image in different channels
DX11/DX10
Frame Capture now supports the creation of vertex buffers
DX11 Buffer Visualization support for shader inputs
DX11 CS UAV Visualization support for shader inputs
DX11 Constant buffers now display non-float data correctly
Profiler
New Profile delta feature allows the user to see the differences between two profiles
(http://www.pepperpics.org/thumbs/gpupslb2.png) (http://www.pepperpics.org/i/gpupslb2.png)