> Yes, it's a bit confusing, even though correct. Your MCE qualifies you for
> an "upgrade" version of Vista Ultimate. BUT, there is no way to do an actual
> upgrade - you can't upgrade from 32-bit to 64-bit, it has to be a completely
> fresh, clean install. As in formatting the partition on which Vista 64-bit
> will be installed. So yes, you can buy an upgrade to Ultimate. Which
> includes both 64-bit and 32-bit DVDs in the retail package. But if you want
> to install 64-bit Vista Ultimate, you'll need to follow the instructions
> carefully because only a clean install is possible.
>
> Finally, as PvdG42 correctly warns - make _sure_ you have all the drivers
> you'll need first.
>
> --
> Charlie.
>
http://msmvps.com/blogs/xperts64>
> "Harm7" <Harm7[ at ]discussions.microsoft.com> wrote in message
> news:F5AA5E15-299D-46AC-9D8F-4A2972C123F3[ at ]microsoft.com...
> > hello everyone.
> >
> > My question comes due to my confussion. I have a system that is 64-bit
> > ready and want to upgrade a 64-bit version of Vista.
> >
> > The product discriptions for Ultimate say on one page "you must have a
> > 64-bit system running a 64-bit OS". Howerver,
> >
http://www.microsoft.com/windows/products/windowsvista/editions/64bit.mspx> > states that you only need a capable system, this is also repeated at
> >
http://support.microsoft.com/kb/932795/en-us states also that I can go
> > from
> > 32 to 64-bit, but I must do a clean install by selecting "custom" on the
> > upgrade disk.
> >
> > Please help my confussion before I go out and spend the money for the
> > ultimate.
> >
> > Thank you.
>