CPU-Z is a diagnostic tool that provides information on your CPU, including: processor name and vendor, core stepping and process, processor package, internal and external clocks, clock multiplier, partial overclock detection, processor features, supported instructions sets, L1 and L2 cache information, location, size, speed, and technology.

What's New?
• Support for SiS chipsets improved : 648FX, 649, 655FX, 655TX, 656.
• Support for nVidia nForce4 SLI Intel Edition.
• Support for Intel Pentium D, Pentium XE, AMD Turion, Opteron 252.
• New F7 key to simplifiy the creation of the validation file
• New forum.

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Source: Warp2Search.net