UnlockThis! CPU-Z, a useful System Profiler tool

CPU-Z is a portable freeware system profiler for Microsoft Windows that gathers information about the central processing unit (CPU), RAM, motherboard, and other hardware features.
"Before I upgrade my laptop memory, I used this portable application to see and verify the memory type and frequency. "

CPU-Z is needed to identify certain hardware components without opening the PC or laptop, especially the memory type and frequency, mainboard vendor, core revision and RAM clock rate. The ability to get clock speed makes it an important tool for motherboard overclockers.
Hardware Information List:
CPU - Name and number, Core stepping and process, Package, Core voltage, Internal and external clocks, clock multiplier, Supported instructions sets and 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.
System - Windows and DirectX version.