> I just tested XP 32bit with an old and slow drive and it's running Tekken 3 on a > 32bit build of Mame faster than XP 64bit with a 64bit build. I should get a speed > improvement over XP 32bit not the opposite, so something isn't right.
That suggests to me that possibly your XP 64-bit install is missing something that is impacting performance. That's why I was looking at chipset drivers.
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Re: Mame Performance XP 64bit Vs Windows 7 64bit
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