/// <summary>
/// Returns information about each of the GPU devices in the system.
/// </summary>
/// <returns></returns>
public static List <NVMLGPUInfo> GetGPUsInfo()
{
CheckInitialized();
List <NVMLGPUInfo> infos = new List <NVMLGPUInfo>();
for (uint i = 0; i < deviceCount; i++)
{
uint ret = NVMLMethods.nvmlDeviceGetHandleByIndex(i, out IntPtr device);
StringBuilder name = new StringBuilder(50);
NVMLMethods.nvmlDeviceGetName(device, name, 50);
NVMLMethods.nvmlDeviceGetTemperature(device, 0, out uint temperatureCentigrade);
NVMLMethods.nvmlDeviceGetUtilizationRates(device, out NVMLUtilization utilization);
NVMLClocksThrottleReasons clocksThrottleReasons = 0;
NVMLMethods.nvmlDeviceGetCurrentClocksThrottleReasons(device, ref clocksThrottleReasons);
uint major = 0;
uint minor = 0;
NVMLMethods.nvmlDeviceGetCudaComputeCapability(device, ref major, ref minor);
uint clocksSM = 0;
NVMLMethods.nvmlDeviceGetClockInfo(device, nvmlClockType.Graphics, ref clocksSM);
infos.Add(new NVMLGPUInfo((int)i, name.ToString(),
(int)major, (int)minor, (int)clocksSM,
(int)utilization.UtilizationGPUPct, (int)utilization.UtilizationMemoryPct, (int)temperatureCentigrade, clocksThrottleReasons));
}
return(infos);
}
static void CheckInitialized()
{
if (!haveInitialized)
{
NVMLMethods.nvmlInit();
haveInitialized = true;
NVMLMethods.nvmlDeviceGetCount(out deviceCount);
}
}
public static void Shutdown()
{
NVMLMethods.nvmlShutdown();
haveInitialized = false;
}