gang,worker and vector in openacc

Accelerated Computing HPC Compilers Legacy PGI Compilers
#1

I want to know the difference between them and their implementation

#2

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”.

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