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CUDA-x86.

gang,worker and vector in openacc

 
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jiahai



Joined: 26 Apr 2012
Posts: 1

PostPosted: Thu Apr 26, 2012 4:30 am    Post subject: gang,worker and vector in openacc Reply with quote

I want to know the difference between them and their implementation
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mkcolg



Joined: 30 Jun 2004
Posts: 5871
Location: The Portland Group Inc.

PostPosted: Fri Apr 27, 2012 1:08 pm    Post subject: Reply with quote

Hi jiahai,

This article, http://www.pgroup.com/lit/articles/insider/v4n1a1.htm, gives a nice explanation of the differences. In particular please refer to the section titled "Three Levels of Parallelism".

- Mat
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