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   comp.sys.raspberry-pi      Raspberry Pi computers & related hardwar      26,127 messages   

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   Message 24,557 of 26,127   
   Chris Green to Computer Nerd Kev   
   Re: Rpi considerations   
   17 Jun 24 08:41:20   
   
   From: cl@isbd.net   
      
   Computer Nerd Kev  wrote:   
   > Chris Green  wrote:   
   > > Lawrence D'Oliveiro  wrote:   
   > >> "Replacement" for what other desktops in that price range?   
   > >>   
   > >> Maybe compared to something second-hand that is 10 years old, and consumes   
   > >> 10x the power, perhaps.   
   > >   
   > > I think you're a bit behind the times there.  PCs (as in x86_64 based)   
   > > can now be found, even second hand, that consume only four or five   
   > > watts. I have a number of Fujitsu Esprimo systems (Q557 and Q957) with   
   > > power consumption down around five watts, I'm sure there are other   
   > > manufacturers' systems similar.   
   >   
   > Interesting, did you find somewhere online that told you this   
   > before buying one? The specs I find for them are just the power   
   > supply wattage (and even that can take a lot of hunting sometimes),   
   > which for the Fujitsu Esprimo Q557 is 65W. I tried to find details   
   > about idle power consumption for these mini desktop systems and   
   > never got anywhere, except for x86_64 SBCs, so I bought one of them   
   > instead (similar wattage to what you quote, but a slower CPU).   
   >   
   > > Refurbished Q556s can be bought for around ?50 which compares   
   > > pretty favourably with a Pi 5, plus case, plus power supply, etc.   
   >   
   > If there was a physical shop selling them nearby me I'd turn up   
   > there with a power meter in-hand. It's very frustrating that the   
   > manufacturers don't talk about it (though RPi don't either, users   
   > just happen to post their own measurements online in places I can   
   > find).   
   >   
   I agree absolutely about the almost total lack of actual power   
   consumption figures for PCs.  It took me a long, long time to find   
   some useful figures.  I did find something in the end though, it's a   
   spreadsheet from 'EU Energy Star', the one I have is a few years old   
   but it covers systems up to four or five years ago so is ideal for   
   refurbished systems like the Esprimo ones above.  (That should be Q556   
   not Q557 by the way).   
      
   The file name of the actual spreadsheet I have is:-   
      
       eu_energy_star_computers_61_-_20180220.xlsx   
      
   I think searching for that name should get you somewhere, but if not   
   then drop me an E-Mail (valid address here) and I'll send you a copy.   
      
   --   
   Chris Green   
   Ā·   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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