CPU-Z is a freeware that gathers information on some of the main devices of your system. CPU * Name and number. * Core stepping and process. * Package. * Core voltage. * Internal and external clocks, clock multiplier. * Supported instructions sets. * Cache information. Mainboard * Vendor, model and revision. * BIOS model and date. * Chipset (northbridge and southbridge) and sensor. * Graphic interface. Memory * Frequency and timings. * Module(s) specification using SPD (Serial Presence Detect) : vendor, serial number, timings table.