Developer Guide and Reference

  • 2022.2
  • 09/08/2022
  • Public Content



Consider replacing work-group size 128 with different value for specific hardware for better performance.

Detailed Help

Replace work-group size 128 with a value of 256 or greater, if the hardware supports it.
Use function
dpct::device_info:: get_max_work_group_size()
to determine the maximum work-group size supported by the hardware.

Suggestions to Fix

Replace work-group size with a greater value for better performance, as supported by the hardware.

Product and Performance Information


Performance varies by use, configuration and other factors. Learn more at