Looks like Penryn will get single-threaded frequency boost

Article: ISSCC 2007: A Brief Survey
By: IntelUser2000 (Intel_user2000.delete@this.yahoo.ca), March 28, 2007 10:47 pm
Room: Moderated Discussions
Anonymous1 (anon@anon.anon) on 3/28/07 wrote:
---------------------------
>David Kanter (dkanter@realworldtech.com) on 3/26/07 wrote:
>---------------------------
>>Anonymous1 (anon@anon.anon) on 3/26/07 wrote:
>
>>>There could be a similar problem for Barcelona. Is it >conceivable that within
>>>a given TDP, the maximum frequency for single-threaded code >is higher than the maximum
>>>frequency for code that loads all four cores? If so, how >would the CPU be labeled for sales?
>>
>>Foxton can increase the frequency of the process, in very fine steps. I believe
>>it was originally going to work in steps of 200/64 or something along those lines.
>>Barcelona is probably just reducing the clock multiplier and then adjusting the voltage accordingly.
>>
>>It's not clear if they are using dynamic measurements to determine the voltage.
>>
>>However, marketing the part isn't a problem. If you have a 2GHz Barcelona, all
>>cores can run at 2GHz. However, if you aren't fully loading the cores, they might
>>run slower. It would never exceed 2GHz by any substantial amount though.
>>
>>DK
>
>It looks like Intel is addressing this by calling the enhanced frequency for single-threaded
>code the "turbo bin". According to this slide, it should be available on Penryn.
>
>http://www.hardocp.com/image.html?image=MTE3NTEwMDMxMXQ3YWVINUoxb2ZfMV8xM19sLmpwZw==

The feature will be first shown in the Merom chips that will go on the "Santa Rosa" platform in Apr-May of this year. It's named Intel Dynamic Acceleration Technology and its supposed to increase frequency of the core when one of the cores aren't used.
< 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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