For tweaking, tips & tricks and much more, please see these articles that should prove useful (we do change the order from time to time so that you don't just see the top ones every time!):

• OCIA - OverClock Intelligence Agency
• AMD K10 - Phenom Overclocking Guide [June 2008]


• Tom's Hardware
• Green Computing Options [August 2007]
• BIOS from A to Z [January 2006]


• News Australia
• Diagnosing PC problems [August 2006]


• Hardware Secrets
• How To Perform a BIOS Upgrade [August 2006]
• Everything You Need to Know About Chipsets [September 2005]


• PC Stats
• Beginners Guides: Understanding and Tweaking Windows XP Services [June 2006]
• Beginners Guides: Understanding and Tweaking WindowsXP Services [June 2005]
• Beginners Guides: WindowsXP Command Prompt [April 2005]
• Advanced Guides: Unattended Windows 2000/XP Installations [December 2004]
• Beginners Guides: Flashing A Motherboard BIOS [July 2004]
• Beginners Guides: 99 Performance Tips for Windows XP [June 2004]
• Beginners Guides: Diagnosing Bad Memory [April 2004]
• Beginners Guides: 101 Tips and Tweaks for Windows XP [December 2003]


• Clube do Hardware
• Como Descobrir o Fabricante e o Modelo de sua Placa-Mãe [June 2006] [Portuguese]
• Como comprar um micro sem ser enganado [June 2006] [Portuguese]
• Backup do BIOS [June 2006] [Portuguese]
• Informações Sobre Placas Sem Marca [June 2006] [Portuguese]
• Dicas de Upgrade Para PCs um Pouco Mais Antigos [June 2006] [Portuguese]
• Como fazer um upgrade de BIOS [June 2006] [Portuguese]


• X-Bit Labs
• CPU Overclocking Guide [October 2005]


• Tweak Hound [Obsolete]
• TweakHound's Super XP Tweaking Guide - SP2 version 2.0 Final [October 2005]
• TweakHound's Super Windows XP Tweaking Guide [January 2004]


• Tech Builder @ ChannelWeb
• Analyze This: A Diagnostics Tool for Monitoring, Benchmarking PCs [October 2005]


• Tech Zone, The
• How To Speed Up Your Computer Without Upgrading [September 2005]


• Mad Shrimps
• AMD Athlon 64 General Overclocking Guide [June 2005]


• Extreme Tech
• Hacking Windows XP: Speed Up Your Boot [April 2005]


• VIA Arena
• How to ID your chipset and motherboard [January 2005]
• Microsoft Windows Drivers - Understand what you need [December 2004]


• Tweak Guides
• The Windows XP Tweaking Companion [December 2004]


• I am not a geek! [Obsolete]
• Windows XP Performance Tweaking Guide [October 2004]
• Win XP Performance Tuneup [March 2004]


• PC World
• Get the Lowdown on Your PC [July 2004]
• Complete PC Preventive Maintenance Guide [July 2004]


• TechTV [Obsolete]
• Tweak, tune, and benchmark your ailing computer with the ultimate in personal computer diagnostics [April 2004]


• Tech ARP
• Hard Disk Myths Debunked! [March 2004]
• BIOS Optimisation Guide [November 2002]


• Simulation HQ
• Tune Ups & Utilities [August 2003]


• Tweak Town
• WinXP Tweaking: From Relax to Righteous [February 2003]
• System Optimization Guide for Gamers [December 2002]


• OCmodshop.com
• VIA Chipset Idle Temperature Hack [February 2003]


• Lost Circuits
• LostCircuits BIOS guide [November 2002]


• ARS Technica
• VIA Apollo IOQ Addendum [November 2002]


• Sudhian [Obsolete]
• VIA Apollo Pro memory tweak guide [November 2002]
• VIA Apollo Pro tweaking results [November 2002]
• AGP 4x fix on VIA Apollo Pro/133/A chipsets [November 2002]
• VIA KT133/A WPCREDIT Memory Tweak Guide [November 2002]
• WPCREDIT/WPCRSET Resource Page for tweaking [November 2002]

Good luck!