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SubjectRe: 4GB memory and Intel Dual-Core system
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Hi Alejandro,

> > Look at the e820 dump in your kernel bootlog. I'll bet you'll see a
> > big chunk of reserved address space. Do you have any PCI devices
> > like video cards that use a lot of PCI address space?
> >
> > I don't know if EM64T systems (or whatever the right term is) have a
> > way of remapping some RAM above 4 GB so that you can use all your
> > memory in a case like this.
>
> I think this always shows this amount of RAM. Windows does the same thing
> AFAIK. It's basically some sort of limitation and the motherboard reports an
> specific amount of memory.
>
> There is a deeper reason, ask google.
>
> (IA32 does not support all that much RAM, so it shows like 3.xxGB RAM but uses
> the rest for System Resources like Video, PCI, bla bla)
>
> EM64T is not really 64Bit so, is still IA32.

the board in this system is a Intel D945GNT and the box tells me the
maximum supported amount of RAM is 4 GB. So there should be a way to
address this amount memory.

Regards

Marcel


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