He just wants to hook random stuff together.
LOL I have the same urge 
Some memory modules (the 168 pin ones at least) have a serial EEPROM nailed on, ready for the scavenging. If you're confident with an iron, or unconfident but ballsy, then there's a project right there. You only need 4 wires soldered on, and away you go. check:
http://www.dewassoc.com/performance/memory/how_to_ID_memory.htm
look for SERIAL PRESENCE DETECT and have fun!