about workitems number

Discussion created by Fuxianjun on Aug 17, 2010
Latest reply on Aug 18, 2010 by Fuxianjun

if wavefront size is 64, I want to add two vectors, both of the two vectors' length are 60,how do i specify the global_work_size ? which global_work_size is better ,(60,1,1) or(64,1,1) ?