Selected sites for hardware problems

• Hardware Hell
  If you're having trouble finding information about a particular component, figuring out why that nasty, rotten bit of hardware just won't work properly, this is the site you should try.
  http://www.hardwarehell.com/
  
• Tom's Hardware Guide:
  A good resource for getting at the guts of your machine. Helpful guides detail CPU, storage, clocking, performance,
  chipset issues and more.
  http://tomshardware.com/
  
• Hardware Central
  You can even learn how to build your own computer and save some real cash into the bargain.
  http://www.hardwarecentral.com/
  
• WinDrivers
  This is a classy site where you'll find links for hundreds of different hardware companies all neatly separated into categories such as video cards, modems, printers, scanners, etc..
  http://www.windrivers.com/