> >Any other advice is still welcome, if you think that I have overlooked
> >something, and it is not the motherboard.

I had said in reply:
> It turned out, (results are still pending), that the NorthBridge
> chipset "active cooling fan" was slow to spin up to full speed,
> (if it ever got there at all)... A very minor cooling problem
> to be sure, but a real show stopper...
>
> Now I'm looking for a cheap supply of good 40mm x 40mm
> x8cfm fans...

Sorry for stealing someone else's question, but the above seems
to have totally fixed the problems I was having on two computers.

                                                   Rick Glazier

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