通过nvapi可以获得GPU的温度和性能参数。主页在这里:https://developer.nvidia.com/nvapi
我的代码基础是来自互联网,不过略加变化。首先是获取物理GPU,然后是获取温度,最后是获取GPU性能。另外,获取GPU性能不需要自己通过offset从dll中导出函数。
#include "stdafx.h" #include "R313-developer/nvapi.h" int _tmain(int argc, _TCHAR* argv[]) { NvAPI_Status ret = NVAPI_OK; int i=0; NvDisplayHandle hDisplay_a[NVAPI_MAX_PHYSICAL_GPUS*2] = {0}; ret = NvAPI_Initialize(); if (!ret == NVAPI_OK){ NvAPI_ShortString str; NvAPI_GetErrorMessage(ret, str); printf("NVAPI NvAPI_Initialize: %s\n", str); return 1; } NvAPI_ShortString ver; NvAPI_GetInterfaceVersionString(ver); printf("NVAPI Version: %s\n", ver); NvU32 cnt; NvPhysicalGpuHandle phys; ret = NvAPI_EnumPhysicalGPUs(&phys, &cnt); if (!ret == NVAPI_OK){ NvAPI_ShortString string; NvAPI_GetErrorMessage(ret, string); printf("NVAPI NvAPI_EnumPhysicalGPUs: %s\n", string); return 1; } NvAPI_ShortString name; NV_GPU_THERMAL_SETTINGS thermal; ret = NvAPI_GPU_GetFullName(phys, name); if (!ret == NVAPI_OK){ NvAPI_ShortString string; NvAPI_GetErrorMessage(ret, string); printf("NVAPI NvAPI_GPU_GetFullName: %s\n", string); return 1; } printf("Name: %s\n", name); thermal.version = NV_GPU_THERMAL_SETTINGS_VER; ret = NvAPI_GPU_GetThermalSettings(phys,0, &thermal); if (!ret == NVAPI_OK){ NvAPI_ShortString string; NvAPI_GetErrorMessage(ret, string); printf("NVAPI NvAPI_GPU_GetThermalSettings: %s\n", string); return 1; } printf("Temp: %u C\n", static_cast<unsigned>(thermal.sensor[0].currentTemp)); NV_GPU_DYNAMIC_PSTATES_INFO_EX infoEx; infoEx.version = NV_GPU_DYNAMIC_PSTATES_INFO_EX_VER; ret = NvAPI_GPU_GetDynamicPstatesInfoEx(phys, &infoEx); if (!ret == NVAPI_OK) { NvAPI_ShortString string; NvAPI_GetErrorMessage(ret, string); printf("NVAPI NvAPI_GPU_GetDynamicPstatesInfoEx: %s\n", string); return 1; } //printf("Physical GPU utilization%s", infoEx.utilization[0].); return 0;