Sorry dude, the motherboard's a dud. It's a known issue, and the fault of the motherboard manufacturer, not the chipset or card. The only AGP8x motherboard I know of to be defect-free is the Gigabyte GA-8SG667. It cost less than $100 on Pricewatch.
<font color=blue>You're posting in a forum with class. It may be third class, but it's still class!</font color=blue>
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