代碼在git

#include "error.cuh" #include <stdio.h>int main(int argc, char *argv[]) {int device_id = 0;if (argc > 1) device_id = atoi(argv[1]);//CHECK(cudaSetDevice(device_id));cudaDeviceProp prop;//CHECK(cudaGetDeviceProperties(&prop, device_id));printf("Device id: %d\n",device_id);printf("Device name: %s\n",prop.name);printf("Compute capability: %d.%d\n",prop.major, prop.minor);printf("Amount of global memory: %g GB\n",prop.totalGlobalMem / (1024.0 * 1024 * 1024));printf("Amount of constant memory: %g KB\n",prop.totalConstMem / 1024.0);printf("Maximum grid size: %d %d %d\n",prop.maxGridSize[0], prop.maxGridSize[1], prop.maxGridSize[2]);printf("Maximum block size: %d %d %d\n",prop.maxThreadsDim[0], prop.maxThreadsDim[1], prop.maxThreadsDim[2]);printf("Number of SMs: %d\n",prop.multiProcessorCount);printf("Maximum amount of shared memory per block: %g KB\n",prop.sharedMemPerBlock / 1024.0);printf("Maximum amount of shared memory per SM: %g KB\n",prop.sharedMemPerMultiprocessor / 1024.0);printf("Maximum number of registers per block: %d K\n",prop.regsPerBlock / 1024);printf("Maximum number of registers per SM: %d K\n",prop.regsPerMultiprocessor / 1024);printf("Maximum number of threads per block: %d\n",prop.maxThreadsPerBlock);printf("Maximum number of threads per SM: %d\n",prop.maxThreadsPerMultiProcessor);return 0; } nvcc query.cu -o query Device id: 0 Device name: NVIDIA GeForce RTX 2080 Ti Compute capability: 7.5 Amount of global memory: 10.7612 GB Amount of constant memory: 64 KB Maximum grid size: 2147483647 65535 65535 Maximum block size: 1024 1024 64 Number of SMs: 68 Maximum amount of shared memory per block: 48 KB Maximum amount of shared memory per SM: 64 KB Maximum number of registers per block: 64 K Maximum number of registers per SM: 64 K Maximum number of threads per block: 1024 Maximum number of threads per SM: 1024

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