What is CPU-Z

CPU-Z is a freeware that gathers information on some of the main devices of your system.

CPUName and number.Core stepping and process.Package.Core voltage.Internal and external clocks, clock multiplierSupported instruction sets.Cache information. MainboardVendor, model and revision.BIOS model and date.Chipset (northbridge and southbridge) and sensor.Graphic interface. MemoryFrequency and timings.Module(s) specification using SPD (Serial Presence Detect) : vendor, serial number, timings table. SystemWindows and DirectX version.