I've used it to hide the latency of the copy back (GPU -> CPU) inside the actual algorithm so I didn't need to suffer the large stall (4-5ms). It helped tremend

I've used it to hide the latency of the copy back (GPU -> CPU) inside the actual algorithm so I didn't need to suffer the large stall (4-5ms). It helped tremendously because most of the data was fully computed before the algorithm was actually done running.