"Karmic Koala" <guest@unknown-email.com> wrote in message
news:9c1054cdb881771c783b6230a3e5017c@nntp-gateway.com...[color=blue]
>
> I have this question that what is the RAM limit with vista 32-bit and
> 64-bit?
>
> I've heard that it is 3,2 GB but I've also heard that it would be 4,0GB
> (because 2^32 = 4.294.967.296. But then 64-bit systems could use over 18
> exabytes of RAM, because 2^64 = 18.446.744.073.709.551.616? Isn't that a
> little too much o.O).
>
> I've also heard that Vista with SP1 ´recognizes´ 4GB of RAM (earlier
> windows reputedly recognized only 3GB of RAM so does this mean that from
> Vista SP1 windowses *recognize* that 4th GB of RAM but can't *use* it?).
>
>
> --
> Karmic Koala[/color]


32bit Vista will report 4gb, but still only use 3gb or thereabouts..

64bit Vista can see and use between 8gb and way more depending on Vista
version..

--

Mike Hall - MVP Windows Experience
[url]http://msmvps.com/blogs/mikehall/[/url]