nb = north bridge? cpu fan? sorry I'm a noob. it is working, but is it working like its suppose to... good question. how does one find out. I'm using AC Freezer4. to be honest I feel like trashing this system.
jk... but yeah, its a pain.
also... I have an AC NV Silencer5 on my BFG 6800GT.
Speefan : http://www.almico.com/speedfan.php
ASUS PC PROBE:http://www.softpedia.com/get/System/...PC-Probe.shtml
Also within your Nvidia Drivers there should be a temp sensor reading of your GPU can you tell us what it is at 100% load ( After playing a game )