This is a fully passively cooled PC, with no fans:
http://www.gizmag.com/silent-power-pc-passive-cooling/33145/
It is immediately apparent that the huge surface area on the copper foam will be extremely effective for cooling.
http://www.gizmag.com/silent-power-pc-passive-cooling/33145/
It is immediately apparent that the huge surface area on the copper foam will be extremely effective for cooling.