I'd take more care over the electrical insulation of the PSU heatsinks myself, but there's a lot there that's interesting.
Eheim 1046; home made blocks for CPU, GPU and chipset; water cooled hard drives; passive radiator.
http://www.webx.dk/oz2cpu/homemade-pc-main.htm
Also some questions and answers about it on the overclockers.com forums
Fanless watercooling example (inc. power supply)
Moderators: NeilBlanchard, Ralf Hutter, sthayashi, Lawrence Lee
"Hercules 3d Prophet 9700 pro". The memory doesn't give me any heat trouble, they seem to have a bit hard to keep up at around 390MHz though (I get graphics errors). I can run at400/360 without trouble. Swiftech waterblock on the GPU, original heatsinks on the memory.
3dmark2003: 5250: http://service.futuremark.com/compare?2k3=269509
3dmark2003: 5250: http://service.futuremark.com/compare?2k3=269509
try this: http://www.zerofanzone.co.uk