Yes, but you can't do an in-place upgrade. You will have to do a clean
install, which you can do with a 64 bit upgrade copy.

--
Robert Firth

"rrdToledo" <rrdToledo@discussions.microsoft.com> wrote in message
news:1AEC61D0-2820-4C52-A0EF-72889E7B2E9A@microsoft.com...[color=blue]
> How can you upgrade to 64bit Home Premium Vista from a retail version 32
> bit
> Home Premium version that cam with the PC?[/color]