HWMonitor - the program is designed to monitor the performance of various computer components. This includes temperature, fan speed, and voltages.
HWMonitor supports monitoring of the most common chips: ITE IT87 series, Winbond ICs and others. In addition, it can read information from processor sensors, sensors of power supply units abit uGuru and Gigabyte ODIN, shows the temperature of the hard disk via SMART and the temperature of video cards based on ATI and nVIDIA GPUs.