Power Consumption while Overclocked

For our final test, we looked at power consumption while overclocked to the same frequency - in this case, 3.33GHz. The voltages remained the same, as did the rest of the system settings.

First, at idle:

Overclocked Power Consumption - 3.33GHz (370 x 9.0)  

The improvement is climbing, we're at almost a 6% decrease in power consumption at idle thanks to the new core.

Under load, the trend continues:

Overclocked Power Consumption - 3.33GHz (370 x 9.0)

Overclocking: A Speedy SLACR? Performance
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  • strikeback03 - Friday, August 17, 2007 - link

    ...that Newegg shipped me a pair of the B3 stepping ones in the box I opened this morning.

    Does anyone actually sell these for $266? Cheapest I found seemed to be around $285.
  • Roy2001 - Friday, August 17, 2007 - link

    $266 is price for 1000 units. Since demand is high and there is no competition, retailers would price it higher. Remember how much egg wanted when they restock it? From $299 to $379.
  • ruusnak - Friday, August 17, 2007 - link

    Did you measure temperature differences under load? Even when the new stepping draws more power, the Intel spec sheet's temp curves are quite different... does G0 run hotter or cooler in practice?
  • ruusnak - Friday, August 17, 2007 - link

    I meant "even if the new stepping draws less power" of course...
  • jay401 - Thursday, August 16, 2007 - link

    What's this Intel Resource Center that's now a link at the bottom of the conclusion page next to "Home"? I don't see an AMD Resource Center at the bottom of the concluding page of AMD articles.
  • vijay333 - Thursday, August 16, 2007 - link

    Intel ponied up the cash : "This site is presented by Intel" (right on top), while AMD chose not to for some reason...
  • mostlyprudent - Friday, August 17, 2007 - link

    Or, it could have something to do with the fact that it's an article about a new stepping of an INTEL chip. This site is so pro Intel that they spent a year or more recommending Athlon X2s as the chips to buy. Must have been a conspiracy so that when the Core 2 was released they could show their true colors.
  • vijay333 - Thursday, August 16, 2007 - link

    probably deprecated due to lack of activity...
  • jto168 - Thursday, August 16, 2007 - link

    Anand,

    Is it possible for you to state which Batch # the B3 stepping came from?

    I have found that many users with earlier Batches of B3 have found it difficult to overclock it successfully as the thermal throttling usually backs the multiplier down.
  • brentpresley - Thursday, August 16, 2007 - link

    For the record - C2D never shipped on the B1 stepping (it was only available in ES chips). The first OEM and Retail silicon was the B2 stepping.

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