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Re: how many W a PSU for non-gaming Debian?

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From Henning Follmann <hfollmann@itcfollmann.com>
Newsgroups linux.debian.user
Subject Re: how many W a PSU for non-gaming Debian?
Date Fri, 04 Mar 2022 22:20:01 +0100
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On Fri, Mar 04, 2022 at 06:36:35PM +0000, Andrew M.A. Cater wrote:
> On Fri, Mar 04, 2022 at 06:47:14PM +0100, Emanuel Berg wrote:
> > Alexis Grigoriou wrote:
> > 
> > >> I've heard that for gaming you would want a 600~800W PSU
> > >> [1] but how do I know how many W I need for my computer
> > >> use? I think the most resource-intense I do would be
> > >> compiling and watching multimedia on mpv. [2]
> > >
> > > Cooler Master has a PSU calculator.
> > > https://www.coolermaster.com/power-supply-calculator/
> > >
> > > You have to enter CPU, GPU (make and model), HDD, SDD and so
> > > on, and it calculates how much wattage is required.
> > > Add another 25% as stated above and you're good to go.
> > 
> > Thanks!
> > 
> > I did compute it manually from [1] and the CPU, fans,
> > motherboard, RAM and SSD are at most 232W.
> > 
> > CPU          AMD mid end (4 cores)  125
> > fans          80 mm (3K RPM)          9   (3*3W =  9W)
> >              120 mm (2K RPM)         12   (2*6W = 12W)
> > motherboard  high end                80
> > RAM          ~DDR3 (1.5V)             3   (actually it is a DDR4)
> > SSD                                   2.8
> > 
> > (+ 125 (* 3 3) (* 2 6) 80 3 2.8) ; 231.8W
> > 
> > The only thing left is the GPU, I take it even in that PSU
> > calculator if you input the msi Nvidia Geforce GT 710 it is
> > the maximum use (gaming) you get as output.
> > 
> > [1] https://www.buildcomputers.net/power-consumption-of-pc-components.html
> > 
> > -- 
> > underground experts united
> > https://dataswamp.org/~incal
> >
> 
> If your draw is a max of 230W and you use a 300W power supply, you've still got to account for inrush current to capacitors as the machine is switched on.
> 
> A larger PSU in wattage terms may have better capacitors, more capacity to
> withstand dips and spikes in mains voltage and may have a better power factor
> so be more effective overall.
> 
> the cost differential between 300 and 600W should be relatively small.
> 
> Easier to overspecify: the other thing is that larger PSU wattages may have
> quieter / better quality fans. I love almost silent PCs.
> 
> All the very best, as ever,
> 
> Andy Cater 
> 



And to add to that,
most recent PSUs are very good in terms of efficiency. They are switched
and drag much less power when the computer doesn't demand it.
I would also go with a 600 W PSU.


-H

-- 
Henning Follmann           | hfollmann@itcfollmann.com

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Thread

how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 16:30 +0100
  Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 16:40 +0100
  Re: how many W a PSU for non-gaming Debian? Henning Follmann <hfollmann@itcfollmann.com> - 2022-03-04 16:40 +0100
    Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 17:00 +0100
      Re: how many W a PSU for non-gaming Debian? <tomas@tuxteam.de> - 2022-03-04 18:00 +0100
        Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 19:10 +0100
          Re: how many W a PSU for non-gaming Debian? Eike Lantzsch ZP6CGE <zp6cge@gmx.net> - 2022-03-04 20:20 +0100
            Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 23:10 +0100
          Re: how many W a PSU for non-gaming Debian? Felix Miata <mrmazda@earthlink.net> - 2022-03-04 22:20 +0100
            Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-05 01:40 +0100
              Re: how many W a PSU for non-gaming Debian? Ash Joubert <ash@transient.nz> - 2022-03-05 02:10 +0100
                Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-05 02:30 +0100
                Re: how many W a PSU for non-gaming Debian? Ash Joubert <ash@transient.nz> - 2022-03-05 03:00 +0100
                Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-05 09:00 +0100
                Re: how many W a PSU for non-gaming Debian? Tixy <tixy@yxit.co.uk> - 2022-03-05 09:00 +0100
              Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-05 02:10 +0100
        Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 19:10 +0100
  Re: how many W a PSU for non-gaming Debian? Stefan Monnier <monnier@iro.umontreal.ca> - 2022-03-04 16:50 +0100
    Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 17:10 +0100
      Re: how many W a PSU for non-gaming Debian? Stefan Monnier <monnier@iro.umontreal.ca> - 2022-03-04 17:50 +0100
        Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 18:50 +0100
          Re: how many W a PSU for non-gaming Debian? Greg Wooledge <greg@wooledge.org> - 2022-03-04 20:40 +0100
            Re: how many W a PSU for non-gaming Debian? <tomas@tuxteam.de> - 2022-03-04 21:00 +0100
            Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 23:20 +0100
          Re: how many W a PSU for non-gaming Debian? <tomas@tuxteam.de> - 2022-03-04 20:40 +0100
            Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 23:20 +0100
        Re: how many W a PSU for non-gaming Debian? rhkramer@gmail.com - 2022-03-04 19:00 +0100
          Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 19:00 +0100
  Re: how many W a PSU for non-gaming Debian? Alexis Grigoriou <alexis@nanoid.net> - 2022-03-04 17:20 +0100
    Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 17:30 +0100
    Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 19:00 +0100
      Re: how many W a PSU for non-gaming Debian? "Andrew M.A. Cater" <amacater@einval.com> - 2022-03-04 19:40 +0100
        Re: how many W a PSU for non-gaming Debian? Henning Follmann <hfollmann@itcfollmann.com> - 2022-03-04 22:20 +0100
          Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 23:10 +0100
          Re: how many W a PSU for non-gaming Debian? Linux-Fan <Ma_Sys.ma@web.de> - 2022-03-04 23:40 +0100
            Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-05 00:00 +0100
              Re: how many W a PSU for non-gaming Debian? Linux-Fan <Ma_Sys.ma@web.de> - 2022-03-05 00:30 +0100
                Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-05 01:30 +0100
                Re: how many W a PSU for non-gaming Debian? Linux-Fan <Ma_Sys.ma@web.de> - 2022-03-05 20:30 +0100
                Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-06 01:00 +0100
                Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-06 07:10 +0100
                Re: how many W a PSU for non-gaming Debian? songbird <songbird@anthive.com> - 2022-03-06 13:00 +0100
                Re: how many W a PSU for non-gaming Debian? Linux-Fan <Ma_Sys.ma@web.de> - 2022-03-06 16:10 +0100
                Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-07 18:50 +0100
                Re: how many W a PSU for non-gaming Debian? Linux-Fan <Ma_Sys.ma@web.de> - 2022-03-07 19:10 +0100
                Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-08 20:00 +0100
                Re: how many W a PSU for non-gaming Debian? Linux-Fan <Ma_Sys.ma@web.de> - 2022-03-08 22:00 +0100
            Re: how many W a PSU for non-gaming Debian? Tixy <tixy@yxit.co.uk> - 2022-03-05 09:10 +0100
              Re: how many W a PSU for non-gaming Debian? Stefan Monnier <monnier@iro.umontreal.ca> - 2022-03-05 16:10 +0100
        Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-04 23:00 +0100
  Re: how many W a PSU for non-gaming Debian? Ash Joubert <ash@transient.nz> - 2022-03-05 00:50 +0100
    Re: how many W a PSU for non-gaming Debian? Stefan Monnier <monnier@iro.umontreal.ca> - 2022-03-05 01:20 +0100
      Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-05 01:40 +0100
      Re: how many W a PSU for non-gaming Debian? Ash Joubert <ash@transient.nz> - 2022-03-05 02:00 +0100
    Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-05 01:50 +0100
      Re: how many W a PSU for non-gaming Debian? Ash Joubert <ash@transient.nz> - 2022-03-05 02:10 +0100
        Re: how many W a PSU for non-gaming Debian? Emanuel Berg <moasenwood@zoho.eu> - 2022-03-05 02:30 +0100
          Re: how many W a PSU for non-gaming Debian? Ash Joubert <ash@transient.nz> - 2022-03-05 02:50 +0100

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