Re: [SOLVED] Is my processor 32-bit or 64-bit?
Stephen Powell <zlinuxman@wowway.com> writes:
> On Mon, 27 Aug 2012 01:42:54 -0400 (EDT), Stan Hoeppner wrote:
>> Stephen Powell wrote:
>>> I know enough to be dangerous, but not
>>> always enough to be competent. That's why I opened this thread
>>> in the first place.
>>
>> In this case the solution is as simple as downloading and reading the
>> manual for your board: http://ph.academicdirect.ro/ISB_SE7500CW2.pdf
>>
>> The memory specs are on page 17.
>
> Stan, you are a wealth of information. I didn't search for the motherboard
> manual because, for some reason, I didn't think they were published online.
> Maybe I did an extensive search in the past for a motherboard or chipset
> manual and found nothing; so I already had it in my head that such things
> weren't available. But in this case I am happy to be proved wrong.
>
> By the way, there's something I don't understand. A 32-bit processor can
> only access 4G of "real" (extended) memory, right? So why are there
> motherboards available for 32-bit processors that support installing
> more than 4G of RAM? What good is memory that the processor can't address?
There's been a "Physical Address Extension" for 32-bit x86 systems for a
while now, which supports more than 32 bits of physical address.
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