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Getting Started with CUDA

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Thread Cooperation<br />

The Missing Piece: threads may need to cooperate<br />

Thread cooperation is valuable<br />

Share results to avoid redundant computation<br />

Share memory accesses<br />

Drastic bandwidth reduction<br />

Thread cooperation is a powerful feature of <strong>CUDA</strong><br />

Cooperation between a monolithic array of threads<br />

is not scalable<br />

Cooperation <strong>with</strong>in smaller batches of threads is<br />

scalable<br />

© 2008 NVIDIA Corporation.

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