I'm selling my old computer, a dual-processor PowerMac G4. I've made some upgrades to it, as will be listed below.

Here are the specs:

Original Machine:
Power Mac G4/450 Dual-Processor (Gigabit Ethernet)

Upgrades:

• Giga Designs Dual-Processor 1.3Ghz G4 Upgrade
• 1GB RAM (4 256MB DIMMs)
• CD-RW/DVD-ROM Combo drive - burns CDs, plays CDs and DVDs
• 60GB Hard Drive
• ATI Radeon 9000 PRO Mac Edition
• Logitech Mouseman Wheel USB mouse

Mods:

• PCI-Slot exhaust fan (easily removable)
• Replaced interior 120mm fan with whisper-quiet one
• Removed interior speaker to improve airflow
• Acoustic foam designed for PCs to minimize noise
• Missing the front panel over the Zip Drive; missing plates for PCI slots in the back

Package includes:

• Mac OS X 10.4 Tiger (pre-installed and updated)
• Keyboard
• Mouse (as above)
• Power cord
• Original processors
• Games:
• Star Trek Elite Force II
• Giants: Citizen Kabuto
• Freedom Force
• Jinni Zeala Pinball
• No One Lives Forever 2: A Spy in H.A.R.M.s Way

This is an excellent workhorse of a machine that would be good for processor-intenseive tasks like video or sound editing, as well as general desktop or server use. Asking $700 OBO