You have an H processor. You don't know much about your PC, yet you want to mess with settings and underclock it?
As I said, XTU does not support your processor.
Dear forum user, you have come to Intel FPGA forum site, we have expertise to answer your question related to FPGA technology and usage. Unfortunately we do not understand the nature of your question above, could you kindly help to elaborate if your question is FPGA related? If not, please post your question to the right forum site so the appropriate expert could provide you with more helpful guidance. I will hereby put your case to close-pending. Thank you.