- PGAS 2006. Towards a New Parallel Execution Model for PGAS Architectures (Invited Keynote). Washington, D.C. October 3-4, 2006. Abstract
- Cluster 2006. Fears and Fallacies for Multi-Core Clusters (Invited Keynote). Barcelona, Spain. September 25-28, 2006.
- International Supercomputer Conference (ISC). Looking Back over the Last Year in HPC. (Invited Plenary Talk). Dresden, Germany. June 28-30, 2006. Abstract
- Nec User Group (NUGXVIII). The Impact of Multi-Core on High End Computing (Invited Keynote). Toronto, Ontario. May 22-24, 2006.
- SOS10 Workshop on Distributed Supercomputing. The S-Curve Bends Twice (Invited Dinner Talk.) Maui, HI. March 6-9, 2006. Abstract
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