simpleMultiCopy cudaEventCreate cudaEventRecord cudaEventQuery cudaEventDestroy cudaEventElapsedTime cudaMemcpyAsync whole doc doc\C1060_CopyOverlap.cpj doc\C1060_CopyOverlap_Session1_Context_0.csv doc\GTX480_CopyOverlap.cpj doc\GTX480_CopyOverlap_Session1_Context_0.csv ./ ../ ../../Common CUDA Streams and Events Asynchronous Data Transfers Overlap Compute and Copy GPU Performance GPGPU true simpleMultiCopy.cu 1:CUDA Advanced Topics 1:Performance Strategies sm35 sm37 sm50 sm52 sm60 sm61 sm70 sm72 sm75 sm80 sm86 x86_64 linux windows7 x86_64 macosx arm ppc64le linux all exe