Performance Evaluation of IntelR Transactional Synchronization Extensions for High-Performance Computing Richard M. Yoo† richard.m.yoo@intel.com Christopher J. Hughes† christopher.j.hughes@intel.com Konrad Lai‡ konrad.lai@intel.com Ravi Rajwar‡ ravi.rajwar@intel.com † Parallel Computing Laboratory ‡ Intel Architecture Development Group Intel Labs Intel Architecture Group Santa Clara, CA 95054 Hil