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Your DIY Gaming Rig For $720

Warning: Make sure the cooling head isn't crooked, and avoid contact with nearby condensers.

Warning : Make sure the cooling head isn’t crooked, and avoid contact with nearby condensers.

Now it's time to mount the block of wood...

Now it’s time to mount the block of wood...

...and then the metal CPU bracket. Now you can fasten all four stainless steel screws into the brass standoff parts.

...and then the metal CPU bracket. Now you can fasten all four stainless steel screws into the brass standoff parts.

This set-up with cooling head enables the cheap Pentium D 805 to outperform the Intel Pentium Extreme Edition 965 and the AMD Athlon 64 FX-60.

This set-up with cooling head enables the cheap Pentium D 805 to outperform the Intel Pentium Extreme Edition 965 and the AMD Athlon 64 FX-60.

There is no perfect solution for this situation: the Gigabyte G1975X comes equipped with four tiny, yet noisy fans to cool its Northbridge chipset. To help remedy the noise problem, : remove the fasteners and the plastic fan housing, then install a quiet

There is no perfect solution for this situation : the Gigabyte G1975X comes equipped with four tiny, yet noisy fans to cool its Northbridge chipset. To help remedy the noise problem, : remove the fasteners and the plastic fan housing, then install a quiet

An example from the Gigabyte G1975X: this tiny fan rotates at high speed and creates bothersome noise. This sort of thing only works for fanatic gamers, who typically don't care as much about ergonomics as they do for performance

An example from the Gigabyte G1975X : this tiny fan rotates at high speed and creates bothersome noise. This sort of thing only works for fanatic gamers, who typically don’t care as much about ergonomics as they do for performance

Crude but effective: A simple fan is anchored to the Northbridge heat sink using twist ties.

Crude but effective : A simple fan is anchored to the Northbridge heat sink using twist ties.

Which one to choose? Additional fans should definitely be installed in the PC case. Without a fan controller or potentiometer to control fan speeds, noise levels can become unbearable.

Which one to choose ? Additional fans should definitely be installed in the PC case. Without a fan controller or potentiometer to control fan speeds, noise levels can become unbearable.

Modern motherboards with socket 775 CPUs get their input voltage from a 24-pin ATX12 connector. This is the only way to obtain the necessary power required.

Modern motherboards with socket 775 CPUs get their input voltage from a 24-pin ATX12 connector. This is the only way to obtain the necessary power required.

The main PSU power cable bundle with a 20-pin ATX12 connector

The main PSU power cable bundle with a 20-pin ATX12 connector