threadExecutionWidth

Declaration

var threadExecutionWidth: Int { get }

Mentioned in

• Calculating threadgroup and grid sizes
• Creating threads and threadgroups

Discussion

For better performance, when dispatching a compute command, make the number of threads in the threadgroup a multiple of threadExecutionWidth.

See Creating threads and threadgroups and Calculating threadgroup and grid sizes for more information on aligning data, thread width, and threadgroup size.

See Also

Checking threadgroup attributes

• maxTotalThreadsPerThreadgroup
• staticThreadgroupMemoryLength