Re: [opensuse] 3.5 GB of RAM, Rest Missing -----BEGIN PGP SIGNED MESSAGE-----
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The Thursday 2008-02-21 at 03:51 -0800, Tommy Pham wrote:

(please, trim the quotes)

>> Things are not so simple, because these modern 32 bit processors have 
>> in fact 36 address lines, being capable of addressing 64 GiB, not 4. 
>> With tricks, of course, like PAE (*), because the registers are 32 bit 
>> wide.
>>
>> * http://en.wikipedia.org/wiki/Physical_Address_Extension
>>

> True, you can use (PAE) extensions but inherently being 64 bit is
> faster since you have more "lanes" to address those memory right?

I haven't said anything to the contrary. Simply that modern 32 bit 
pentiums can adress 36 address lines, that's the hardware. Similarly, the 
original x86 had 20 address lines, although the address registers had only 
16 bits - due to the use of segment registers.

- -- 
Cheers,
        Carlos E. R.

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