SIV by Ray Hinchliffe
'System Information Viewer' is a general Windows utility for displaying lots of useful
* Windows-,
* Network-,
* Hardware info (like: CPU-, PCI-, PCMCIA-, USB- and machine Info)
* Hardware Sensors,
* Networked computers,
* Operating System Information and much more.
SIV is designed for Windows XP/Vista/2003/2K/NT4. Windows 95, 98 and Me are also supported. SIV does not need much diskspace and no installation. So it's a perfect tool running from an USB stick.
More, very detailed information and download at:
http://rh-software.com/