Know what’s inside your PC with CPU-Z

Cpu-Z is a freeware that gathers information on some of the main devices of your system, namely CPU(Architecture, Core, Voltage, Clock speeds), Mainboard (manufacturer, BIOS, chipset) & memory (frequency, timings).
Download here.

PC Wizard 2007
PC Wizard is a freeware utility designed to detect hardware, analyse & benchmark your computer system. Benchmarks include CPU, memory, cache & HD performance,
Download here.