PC Hardware

TOM'S HARDWARE GUIDE	http://www.tomshardware.com/
PC Webopaedia home page	http://www.pcwebopaedia.com/
System Optimization - PC Hardware and Performance Guide!	http://www.sysopt.com/
Introduction to PC Hardware	http://pclt.cis.yale.edu/pclt/PCHW/PLATYPUS.HTM
PCGuide - Systems and Components Reference Guide	http://www.pcguide.com/ref/