Hugh,

Thanks for the suggestion.

Just tried that this morning, got the latest drivers for my board from the
MSI website, but it hasn't made a difference.

"Hugh Wyn Griffith" wrote:

I've seen reports of this happening under XP on laptops and cured when
they issued a new BIOS update to deal with larger cards.

Might be worth checking for VISTA specific BIOS updates for your
machine.