Tom's Hardware Guide, by Thomas Pabst, is an excellent compendium of news, reviews, and technical guides pertaining to PC hardware. The hardware news includes product releases, roadmaps, and computer conference news. The reviews focus on motherboards, CPUs, and graphics cards, all of which are thoroughly tested by Tom and his staff. Testing results are graphed, evaluated, and compared. For the PC-users who want to tweak every bit of performance out of their system, there are guides for the system bios and CPU overclocking. This site is a must-visit for almost anyone looking to build or upgrade a computer.