Monitor voltages, fan speeds and temperatures If you're looking for a tool that will change your PC's fan speeds, that can read your hard disk temperature and S.M.A.R.T. Standing , that may read temperatures, voltages and fan speeds and much more, then you are reading the proper article. SpeedFan works nicely with Windows 9x, ME, NT, two thousand, 2003 and Windows XP, and … [Read more...] about How Can I Monitor Temperature, Fan Speeds And Voltages Of My Computer For Free