[TriLUG] Shopping for new laptop...
Neil L. Little
nllittle at embarqmail.com
Thu Jul 12 22:15:50 EDT 2007
Not to mention of course that AMD just dropped its price on the X2
series so that the top end processor in the line is going for under $200
bucks right now.
I saw an X2 6000 3Ghz retail box going for $179 on newegg this past week.
Brian McCullough wrote:
> On Wed, Jul 11, 2007 at 06:19:41PM -0700, Joseph Mack NA3T wrote:
>> On Wed, 11 Jul 2007, Andrew C. Oliver wrote:
>>>> 1) I'd prefer going AMD; is there a problem or caveat if I go with one
>>>> of their 64-bit X2 chips?
>> most (all?) dual core processors don't have any more
>> bandwidth to memory than the single cores. This means that
>> if one core is running an app acessing memory then the other
>> core has to run out of cache, if it's going to run at all.
>> But then dual core doesn't cost a whole lot more, even if
>> you can't use it all the time.
> I was under the impression that AMD had a rather different memory
> architecture from Intel, substantially more efficient, including (
> perhaps ) multiple paths to memory. ( dual-port memory? )
> ( This from vague memories of research and seminars. )
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