István REGULY

Posts

Measuring launch overheads with OneAPI and OpenMP on CPUs and GPUs


Using a simple computational operation (incrementing values in an array), we evaluate the launch latency of SYCL kernels, OpenMP parallel regions and target regions at various array sizes. We evaluate these kernels on an Intel i5-6500, and its integrated HD Graphics 530 GPU, as well as an i9-10920X together with a Iris Xe MAX GPU in Intel DevCloud.