You can try this:
on my
GA-K8NE s754
3700+ clawhammer
1x1GB ram
PCI-E 6800GS
nforce4 SMbus chipset driver 6.86
i use 91.31 without any issue so far.
i just input the reg edits to disable the 2 things that auto pop up in that driver set.
Disables SLI Popup =
[HKEY_LOCAL_MACHINE\SOFTWARE\NVIDIA Corporation\Global\NVTweak]
"NvCplEnableMultiGPUConfigurationPage"=dword:00000000
Disables NV Tray in new controle pannel =
[HKEY_LOCAL_MACHINE\SOFTWARE\NVIDIA Corporation\Global\NvCplApi\Policies]
"TaskbarUIPolicy"=dword:00000001
It came from here:
http://forums.nvidia.com/index.php?s=06...pic=18323&pid=111718&st=0&#entry111718
after you change that dword to :1, go to old CP and disable the Tray Icon, then Reboot and re-enable the new CP and the Tray icon will be disabled.