I've ordered a case with a wind tunnel
' ">http://www.newegg.com/app/View...description=11-163-032, as pictured here:
The plastic half-tube, that can be seen on the lower part of the picture should form nice air-flow above my two Opterons and their memory banks. With that in mind, do I still need the CPU fans, or can I just put good heat sinks (like Thermalright's XP-120
' ">http://www.newegg.com/app/View...description=35-109-118 or XP-90
' ">http://www.newegg.com/app/View...description=35-109-119) and leave it to the case's fans to cool them? I want the box to be quiet...