[ubuntu-us-ut] why is my 4G of ram only showing as 2G with 32bit PAE? (was: 64-bit vs 32-bit)

[Christian Horne]

well ... yeah, the subject says it all.

why is my 4G of ram only showing as 2G with 32bit PAE?

On 4/7/10, Benjamin Cardon <bj.cardon at gmail.com> wrote:
> I use 64 bit on my laptop, in part because I notice a difference in
> performance on my 8gb of ram between 64 bit and 32 bit with pae.
>
> BJ
>
>
>
> On Apr 7, 2010, at 7:31 PM, Aaron Toponce <aaron.toponce at gmail.com>
> wrote:
>
>> On 4/7/2010 6:24 PM, Christian Horne wrote:
>>> as for whether 64 or 32 is faster on a 64 proc, i'd say that yes, 64
>>> is faster, but not quite enough to warrant picking up and moving to
>>> 64
>>> if you've already set up with 32; and i know a lot of people who are
>>> pretty ... "encamped" in 32, who will be using dist-upgrade to get to
>>> 10.04, and who don't give a crap about the last little bit of speed
>>> (i'm talking about techies here).
>>
>> Sure. If you're happy in 32-bit land on 64-bit hardware, then all the
>> more power to you.
>>
>> The whole point of my forking this thread, was arguing the case that
>> Canonical should be producing 64-bit pressed CDs, and why 64-bit is
>> superior to 32-bit on 64-bit hardware.
>>
>> The LoCo team lead should be able to order what they think would be
>> appropriate for their team, 32-bit, 64-bit, KDE, server, etc. This WAS
>> the case in the past. However, because Canonical is no longer
>> interested
>> in producing 64-bit pressed CDs, it will get less exposure, and 32-bit
>> will carry on, like it has the past two decades, and general computing
>> will be the worse, because of it.
>>
>> Sure, I can go to my local Ubuntu mirror, and download the 64-bit ISO,
>> and install from there. I'm arguing that the general public could be
>> running 64-bit, likely without knowing it, and we could push computer
>> science to new heights due to its exposure.
>>
>> But, then again, the Linux desktop has less than 2% market share, so
>> the
>> point is probably mute anyway.
>>
>> --
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>> O O O   . O .   . O O   O O .   O O O
>>
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