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Hardware Hacking Projects for Geeks
book

Hardware Hacking Projects for Geeks

by Scott Fullam
January 2004
Intermediate to advanced
348 pages
13h 33m
English
O'Reilly Media, Inc.
Content preview from Hardware Hacking Projects for Geeks
67
Chapter 4, How to Build a PC Water-Cooling System
Next, locate the CPU Clock Multiplier. Increase this multiplier a small
amount, save the BIOS changes, and reboot the system. Switch on the
water-cooling system and boot the system to Windows. Run one of the CPU
monitoring utilities as well and look at the temperature. If everything is sta-
ble, reboot back to the BIOS setup and increase the CPU Clock Multiplier
a little. Repeat this procedure until the PC is no longer stable. At this point,
reduce the CPU Clock Multiplier a little and re-verify system stability.
You should now have an overclocked PC with a water-cooled processor!
Project Demo
Figure 4-26 shows a 650 MHz Intel PII system that has been over-
clocked to 1 GHz. Note the 1,000 MHz at the top of the screen.
Check the CPU temperature and core voltages from the BIOS. You
should see that the cooling system keeps the temperature in the
seventies to low eighties.
Extensions
What you’ve seen so far is a very basic water-cooling setup, which
can be somewhat clumsy for everyday use because it uses an open
pan of water. In this section I describe how to add a small radiator
and water reservoir, another method to cool the water. Space doesn’t permit
a complete step-by-step set of instructions, so I’ll just give you some loose
guidelines to follow if you’re interested in pursuing the radiator on
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Publisher Resources

ISBN: 0596003145Catalog PageErrata