Cuda Toolkit ((install)) < 2025 >

// Transfer result from device to host cudaMemcpy(resultHost, resultDevice, size * sizeof(float), cudaMemcpyDeviceToHost);

// Initialize input vectors for (int i = 0; i < n; i++) h_a[i] = rand() / (float)RAND_MAX; h_b[i] = rand() / (float)RAND_MAX; cuda toolkit

// Initialize host arrays for (int i = 0; i < size; i++) aHost[i] = i; bHost[i] = 2 * i; size * sizeof(float)