You can easily determine whether your processor is operating at the tested and rated speed or over clocked, with the help of Intel Processor Identification Utility.
The Intel Processor Identification Utility was developed by Intel Corporation. This utility is used to identify characteristics of the processor inside a system. This tool will display all the details of the processor inside a system.
Intel Processor Identification Utility is available in two versions. One is Windows version and second one is Bootable version. The bootable version of the Processor Identification Utility is operating system independent. You can create a bootable disk with Bootable version. If you boot the system with that disk then it will load the utility and identifies the processor.
The Intel Processor Identification Utility - Windows version supports the following Microsoft operating systems:
Windows 2000 Professional/Server/Advanced Server (all servicepacks)
Windows XP Home/Professional (all service packs)
Windows XP Professional x64 Edition (all service packs)
Windows Server 2003 Standard/Enterprise (all service packs)
Windows Server 2003 x64 Editions (all service packs)
Windows Vista (all versions)
This utility supports the following Intel processors:
Pentium 4 and later desktop processors, Celeron processors based on the Pentium 4 and Pentium M processor cores, Mobile Pentium M processors, Pentium dual-core processors, Xeon processors, Core processors and Core 2 processors.
Download Intel Processor Identification Utility