Ain't it amazing what using the search will reveal?

The Crescendo/7200 works in a 7500! DIMMs and all. It's all operative. Graphics appear to be accelerated too.

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all the RAM both on the motherboard and on the upgrade?? You wouldn't happen to have a 6500 you could try that out on would you?

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All RAM is recognized.
I have both a 6400 and a 6500 I can test it on.

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Unfortunately the thread peters out about there - looks like Mike never completed that test - hint hint Mike.

But given the card works in at least one other off-label machine, I'd say why not?