Supported memory size in vista.

  • Thread starter Thread starter Charta360
  • Start date Start date
Mike Brannigan said:
The answer is in the text on the page you provided the link to. Just read it
again and the answer is obvious.

Yeah it was thanks for pointing that out. Didn't catch that for some reason.

"All editions of Windows Vista 64-bit provide increased memory support
beyond the standard 4 gigabytes (GB) available with 32-bit editions. Refer to
the specific edition of Windows Vista 64-bit to determine maximum memory
capacity."
 
Yeah it was thanks for pointing that out. Didn't catch that for some reason.

"All editions of Windows Vista 64-bit provide increased memory support
beyond the standard 4 gigabytes (GB) available with 32-bit editions. Refer to
the specific edition of Windows Vista 64-bit to determine maximum memory
capacity."


Although that's correct, it's misleading. All 32-bit versions of
Windows (XP as well as Vista), even though they have a 4GB address
space, can only use *around* 3.1GB of RAM. That's because some of that
space is used by hardware and not available to the operating system
and applications. The amount you can use varies, depending on what
hardware you have installed, but is usually around 3.1GB.
 
It's not that Vista 32-Bit has an "issue" with 4GBs RAM, it's that the
deficit comes in at the hardware level, as some devices that have been
connected to the motherboard are using some memory betwen the 3-4 GB
space. This memory is "lost" to the system, even before Windows boots.

This hold true for ANY 32-Bit operating system, not just Windows.

Depends opn what the definintion of 'issue' is.
 

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