You may want to read the more recent post Getting Started with OpenACC by Jeff Larkin. In my previous post I added 3 lines of OpenACC directives to a Jacobi iteration code, achieving more than 2x speedup by running it on a GPU. In this post I��ll continue where I left off and demonstrate how we can use OpenACC directives clauses to take more explicit control over how the compiler parallelizes our��
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