On Jul 30, 2005, at 2:31 PM, Hernani Marques Madeira wrote:

> On Sat, Jul 30, 2005 at 02:24:21PM -0700, Jason Thorpe wrote:
>
>
>> Forgive me, but I'm not really familiar with the AMD Sempron... I
>> guess that's an amd64 chip?
>>
>
> Actually: yes, but there were versions only featuring the NX bit  
> and SSE2 (not
> being AMD64) and even older ones being basically Athlon XPs run  
> under another
> FSB.

Considering that the NX bit is 0x8000000000000000, how did a 32-bit  
version of the processor support it?

-- thorpej