#include "cuda_runtime.h"

 #include "device_launch_parameters.h"

 #include <stdio.h>

 int main() {

     int deviceCount;

     cudaGetDeviceCount(&deviceCount);

     int dev;

     for (dev = ; dev < deviceCount; dev++)

     {

         int driver_version(), runtime_version();

         cudaDeviceProp deviceProp;

         cudaGetDeviceProperties(&deviceProp, dev);

         if (dev == )

             if (deviceProp.minor =  && deviceProp.major == )

                 printf("\n");

         printf("\nDevice%d:\"%s\"\n", dev, deviceProp.name);

         cudaDriverGetVersion(&driver_version);

         printf("CUDA驱动版本:                                   %d.%d\n", driver_version / , (driver_version % ) / );

         cudaRuntimeGetVersion(&runtime_version);

         printf("CUDA运行时版本:                                 %d.%d\n", runtime_version / , (runtime_version % ) / );

         printf("设备计算能力:                                   %d.%d\n", deviceProp.major, deviceProp.minor);

         printf("Total amount of Global Memory:                  %u bytes\n", deviceProp.totalGlobalMem);

         printf("Number of SMs:                                  %d\n", deviceProp.multiProcessorCount);

         printf("Total amount of Constant Memory:                %u bytes\n", deviceProp.totalConstMem);

         printf("Total amount of Shared Memory per block:        %u bytes\n", deviceProp.sharedMemPerBlock);

         printf("Total number of registers available per block:  %d\n", deviceProp.regsPerBlock);

         printf("Warp size:                                      %d\n", deviceProp.warpSize);

         printf("Maximum number of threads per SM:               %d\n", deviceProp.maxThreadsPerMultiProcessor);

         printf("Maximum number of threads per block:            %d\n", deviceProp.maxThreadsPerBlock);

         printf("Maximum size of each dimension of a block:      %d x %d x %d\n", deviceProp.maxThreadsDim[],

             deviceProp.maxThreadsDim[],

             deviceProp.maxThreadsDim[]);

         printf("Maximum size of each dimension of a grid:       %d x %d x %d\n", deviceProp.maxGridSize[], deviceProp.maxGridSize[], deviceProp.maxGridSize[]);

         printf("Maximum memory pitch:                           %u bytes\n", deviceProp.memPitch);

         printf("Texture alignmemt:                              %u bytes\n", deviceProp.texturePitchAlignment);

         printf("Clock rate:                                     %.2f GHz\n", deviceProp.clockRate * 1e-6f);

         printf("Memory Clock rate:                              %.0f MHz\n", deviceProp.memoryClockRate * 1e-3f);

         printf("Memory Bus Width:                               %d-bit\n", deviceProp.memoryBusWidth);

     }

     return ;

 }