http://www.techpowerup.com/downloads/SysInfo/Real_Temp/
Main Features:
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Reads temperature information from all Intel Core based processors. Pentium 4 processors are not supported.
Ability to individually calibrate Real Temp for each core of your CPU.
Program is based on temperature data gathered using a Fluke 62 IR Thermometer.
Test Sensors feature will check your DTS sensors for any sign of problems.
Keeps track of Minimum and Maximum temperatures with full logging features.
Reporting and logging of the Intel PROCHOT# thermal throttle activity bit.
Quick, very accurate and repeatable benchmark.
Displays MHz, TJMax, CPUID, APIC ID and Calibration settings.
High temperature alarm and shutdown feature based on CPU or Nvidia GPU temperature.
No installation or registry modifications required.
Support for Windows 2000 / XP / Vista / Windows 7 (32 & 64 bit)