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   comp.compilers      Compiler construction, theory, etc. (Mod      2,753 messages   

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   Message 2,188 of 2,753   
   glen herrmannsfeldt to Hans-Peter Diettrich   
   Re: Green Compiler ?   
   28 Dec 12 16:14:20   
   
   From: gah@ugcs.caltech.edu   
      
   Hans-Peter Diettrich  wrote:   
      
   (snip)   
   > Please note that most CMOS processor power consumption results from   
   > switching (stray) capacities, and only a small percentage for leak   
   > currents. E.g. a register or gate consumes such power whenever a bit is   
   > changed, and almost nothing when it has reached an stable state.   
      
   Used to be true. Now, quantum tunneling through the oxide is a   
   very significant quiescent current for CMOS.   
      
   -- glen   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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