• Yokemate of Keyboards
    Yokemate of Keyboards
    Andreas_Wolf
    Posts: 12074 from 2003/5/22
    From: Germany
    > if I read this correctly, they plan on putting one Cortex-A7 core in the
    > same physical chip as one (or more) Cortex-A15 cores, and then either
    > of these can seamlessly be powered up/down and be "taking over the
    > show", depending on performance needs contra power consumption?

    Yes, that's exactly what this "big.LITTLE configuration" the quote from ARM Ltd. in your previous posting is talking about means (except that it's two Cortex-A7 cores, not one). See:

    http://www.arm.com/products/processors/technologies/bigLITTLEprocessing.php
    http://www.arm.com/files/downloads/big.LITTLE_Final.pdf

    Adding low-power core(s) for lower overall power consumption is by the way a popular concept in ARM land:

    http://www.marvell.com/company/news/pressDetail.do?releaseID=1486
    http://blogs.nvidia.com/2011/09/quad-core-kal-el%E2%80%99s-stealth-fifth-core-lets-it-save-on-energy/
    http://www.ti.com/ww/en/omap/omap5/omap5-OMAP5432.html
    http://www.ti.com/ww/en/omap/omap5/omap5-OMAP5430.html
  • »21.10.11 - 13:35
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