Feature:

• Clock / System Clock / System Bus / Multiplier (Current & Original)
• OverClock percentage
• Cache information
• Featrure Flags
• CPUID list
• Process rule
• Multi Processor Support
• Background change ( BMP, JPEG, GIF, PNG )
• Save as Image (BMP, PNG)
• Save as Text
• Intel Enhanced SpeedStep Control (AT YOUR OWN RISK!!)
• AMD K6/K7/K8 Multiplier & Volatege Change (AT YOUR OWN RISK!!)
• VIA CyrixIII/C3 Multiplier (AT YOUR OWN RISK!!)
• Create Shortcut of Changing Multiplier
• Real Time Clock
• Change Main Dialog Font
• Support AMD64
• Support EM64T(IA-32e)
• Multiplier Mangement (AT YOUR OWN RISK!!)
• and so on…

Site : http://crystalmark.info/software/CrystalCPUID/index-e.html

System Requirements : all windows

License : Freeware

CPU-Z is a freeware tool that can give a information device principal in PC system you like information cache, core voltage, and another.

Site : http://www.cpuid.com

System Requirements : Win 95/98/ME/NT4/2000/XP/Vista

License : Freeware

Benchmarking CPU application where found 3 test principal that consist of registry, floating-point operations with integer operations.

Site : http://rayden.n2net.ro/

System Requirements : Windows 2000/2003/XP/Vista

License : Freeware