The ranks "Private" to "General" allow the user to set an overclocking envelope that the CoreCell technology will act within. "Private" automatically overclocks the system by a few percent, while "General" is the most aggressive setting.
The hardware monitor does not display much... it does not even tell you if your processor fan fails!
Patrick Schmid was the editor-in-chief for Tom's Hardware from 2005 to 2006. He wrote numerous articles on a wide range of hardware topics, including storage, CPUs, and system builds.