ISSCC 2007 Coverage Online

Article: ISSCC 2007: A Brief Survey
By: David W. Hess (dwhess.delete@this.banishedsouls.org), March 27, 2007 10:08 am
Room: Moderated Discussions
anon (anon@anon.com) on 3/27/07 wrote:
---------------------------
>David W. Hess (dwhess@banishedsouls.org) on 3/26/07 wrote:
>---------------------------
>>Anonymous1 (anon@anon.anon) on 3/26/07 wrote:
>>---------------------------
>>>Thanks for the article. Is PA Semi able to vary the voltage in different domains
>>>on the same chip independently? How is this different from Intel's Foxton? From
>>>what I understand, Foxton will require no software interaction, whereas PA Semi's chip does. Is this correct?
>>
>>Intel varies the voltage and clock speed based on instantaneous (8 microseconds)
>>power dissipation which varies depending on the current work load to remain within a specific thermal envelope:
>>
>>http://www.intel.com/technology/magazine/computing/foxton-technology-0905.htm
>>http://www.edn.com/article/CA501674.html?partner=enews&industryid=22113
>>
>
>Shouldn't that read "Intel *wanted* to vary..." since Foxton got disabled for Montecito's shipping version ?

Or I could have said "Foxton varies . . ." to be more accurate.

Does anybody happen to know why Foxton did not work out? My guess is that it turned out to be a verification nightmare and required more on chip debugging support then they included.
< Previous Post in ThreadNext Post in Thread >
TopicPosted ByDate
ISSCC 2007 Coverage OnlineDavid Kanter2007/03/25 11:39 PM
  ISSCC 2007 Coverage OnlineAnonymous12007/03/26 08:16 AM
    ISSCC 2007 Coverage OnlineDavid Kanter2007/03/26 10:28 AM
    ISSCC 2007 Coverage OnlineDavid W. Hess2007/03/26 10:37 AM
      ISSCC 2007 Coverage OnlineAnonymous12007/03/26 11:01 AM
        ISSCC 2007 Coverage OnlineDavid Kanter2007/03/26 11:26 AM
          Looks like Penryn will get single-threaded frequency boostAnonymous12007/03/28 11:03 AM
            Looks like Penryn will get single-threaded frequency boostIntelUser20002007/03/28 10:47 PM
      ISSCC 2007 Coverage OnlineJosé Javier Zarate2007/03/27 04:33 AM
      ISSCC 2007 Coverage Onlineanon2007/03/27 08:57 AM
        ISSCC 2007 Coverage OnlineDavid W. Hess2007/03/27 10:08 AM
          ISSCC 2007 Coverage Onlinesavantu2007/03/27 02:37 PM
            ISSCC 2007 Coverage OnlineDavid Kanter2007/03/27 02:42 PM
        ISSCC 2007 Coverage OnlineDavid Kanter2007/03/27 11:30 AM
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