Check out example codes for "get processor id c# web application". It will help you in understanding the concepts better.

Code Example 1

ManagementClass managClass = new ManagementClass("win32_processor");
ManagementObjectCollection managCollec = managClass.GetInstances();

foreach (ManagementObject managObj in managCollec)
{
    cpuInfo = managObj.Properties["processorID"].Value.ToString();
    break;
}

Code Example 2

string cpuID = string.Empty;
ManagementClass mc = new ManagementClass("win32_processor");
ManagementObjectCollection moc = mc.GetInstances();

foreach (ManagementObject mo in moc)
{
 if (cpuID == "")
 {
      //Remark gets only the first CPU ID
      cpuID = mo.Properties["processorID"].Value.ToString();

 }
}
return cpuID;

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