Jason Chan (jchan@gmail.com) on 1/10/12 wrote:
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>Bill Henkel on 12/29/11 wrote:
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>> For desktops and workstations, a differentiator could be
>> higher single thread performance rather than more cores
>> per socket (e.g. a 6 GHz dual-core water-cooled processor).
>
>The power consumption of a 6 GHz dual-core x86 processor would not need to be higher
>than Sandy Bridge-EP so water cooling would not be necessary. Suppose ...

There are probably a lot of issues with this, but one obvious one is heat/power *DENSITY*. Trying to pull 150 watts out of a 30 mm^2 die is probably quite a challenge.

I think that the PowerPC 970 had this problem ...