RAM Upgrade

>
> Bundy115;939887 Wrote:

> > Hello,
> >
> > I have done several searches for this question with no luck so I
> > apologize
> > now if it is a repeat.
> >
> > I am running Windows Vista x64 SP1. When I installed the OS my computer
> > had
> > 4GB RAM installed. I have just upgraded to 8GB and enabled the "memory
> > remap" feature in the system BIOS.
> >
> > When I view system settings indeed the system reports 8.00 GB memory.
> > My
> > questions are as follows;
> >
> > 1. I have read in a number of places on the web that even running vista
> > x64
> > if RAM is upgraded from 4.00 GB or less to over 4.00 GB then the OS
> > must be
> > re-installed. Is this a correct statement? I really do not want to have
> > to
> > pave my system and re-install everything!
> >
> > 2. Will a 32bit application installed on vista x64 be able to take
> > advantage of this extra memory? I am running Adobe After Effects CS4 (a
> > 32
> > bit app). When it starts it reports that it is using 4.00 GB RAM (only
> > reported 3.1 GB with 4GB RAM installed) but under memory preferences it
> > shows
> > 8GB available. Why is this?
> >
> > Thanks very much in advance.
> >
> > --
> > Bundy115

>
> 1)The problems seen with the 64bit editions of Vista is when errors
> come up while having more then 2 or 3gb of memory installed. To correct
> that you remove all but 2gb until after Windows is on and running.
>
> Simply adding more memory doesn't require any full reinstall of Windows
> as long as the edition supports the amount. For instance the Ultimate
> 64bit edition supports a higher amount then the Home Basic or Home
> Premium editions.
>
> 2)With 4gb installed the Windows taskmanager will report some 3.5gb
> total since roughly 515mb is automatically mapped out to hardwares. You
> could have 100gb on and still only see the 3.5gb or so utilized due to
> the limitations on the 32bit kernel itself. No it wouldn't see any
> advantage.
>
>
> --
> Night Hawk
>

>Thanks for the reply. I am running Vista Ultimate x64 so I know it will
>support 8.00GB RAM. My question is can a 32 bit application installed on
>Vista Ultimate x64 with 8GB RAM address more than 4GB (i.e. is a 32 bit
>application limited by 32 bit addressing on a 64 bit OS)?

> On Wed, 14 Jan 2009 20:11:01 -0800, Bundy11
> <Bundy115@xxxxxx> wrote

> > > >
> > >Thanks for the reply. I am running Vista Ultimate x64 so I know i

> > wil

> > >support 8.00GB RAM. My question is can a 32 bit application installe

> > o

> > >Vista Ultimate x64 with 8GB RAM address more than 4GB (i.e. is a 3

> > bi

> > >application limited by 32 bit addressing on a 64 bit OS)? > >

>
> I do believe that it's Windows that does the addressing, not th
> individual application

> Hello,
>
> I have done several searches for this question with no luck so I apologize
> now if it is a repeat.
>
> I am running Windows Vista x64 SP1. When I installed the OS my computer
> had
> 4GB RAM installed. I have just upgraded to 8GB and enabled the "memory
> remap" feature in the system BIOS.
>
> When I view system settings indeed the system reports 8.00 GB memory. My
> questions are as follows;
>
> 1. I have read in a number of places on the web that even running vista
> x64
> if RAM is upgraded from 4.00 GB or less to over 4.00 GB then the OS must
> be
> re-installed. Is this a correct statement? I really do not want to have
> to
> pave my system and re-install everything!
>
> 2. Will a 32bit application installed on vista x64 be able to take
> advantage of this extra memory? I am running Adobe After Effects CS4 (a
> 32
> bit app). When it starts it reports that it is using 4.00 GB RAM (only
> reported 3.1 GB with 4GB RAM installed) but under memory preferences it
> shows
> 8GB available. Why is this?
>
> Thanks very much in advance.
>
> --
> Bundy115

>
> Louie Kapp;939942 Wrote:

>> On Wed, 14 Jan 2009 20:11:01 -0800, Bundy115
>> <Bundy115@xxxxxx> wrote:

>> > > >
>> > >Thanks for the reply. I am running Vista Ultimate x64 so I know it
>> > will
>> > >support 8.00GB RAM. My question is can a 32 bit application installed
>> > on
>> > >Vista Ultimate x64 with 8GB RAM address more than 4GB (i.e. is a 32
>> > bit
>> > >application limited by 32 bit addressing on a 64 bit OS)? > >

>>
>> I do believe that it's Windows that does the addressing, not the
>> individual application.

>
> That would be the 32bit kernel itself. Any typical 32bit application
> will simply use what it needs for it's processes. If you were working
> with large CAD projects or some other large memory hungry softwares then
> you see where it would use larger amounts of ram to start with.
>
> Someone recently pointed out seeing a CAD project easily chew up some
> 5gb of memory while having 8gb installed.
>
>
> --
> Night Hawk