Why 256 work_items on RV770?

Discussion created by drstrip on Mar 2, 2010
Latest reply on Mar 4, 2010 by thatguymike

The RV770 shows 10 "compute units", and 256 work_items per dimension with 3 dimensions. In Brook+ you are allowed 1024 vector elements per dimension. Neither of these numbers actually relates to the number of thread processors, so where do they come from?