Re: Electrical costs to run a home web server

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Author: Keith Smith via PLUG-discuss
Date:  
To: Main PLUG discussion list
CC: techlists
Subject: Re: Electrical costs to run a home web server

Making or consuming?


On 2021-07-21 10:40, Retro64XYZ via PLUG-discuss wrote:
> Anime? A LOTTTTTTT of anime?
>
> On 7/21/21 10:34 AM, Keith Smith via PLUG-discuss wrote:
>>
>> I am curious... what could you be doing at home that might require a
>> R730xd?
>>
>>
>> On 2021-07-21 07:55, Snyder, Alexander J wrote:
>>> I run a Dell R730xd, a switch, a hardware FW, a NAS and a 3000VA UPS.
>>>
>>> On 24/7, obviously.
>>>
>>> I barely notice the extra power on my monthly bill.
>>>
>>> Thanks,
>>> Alexander.
>>>
>>> Sent from my Samsung S20+ 5G
>>>
>>> On Wed, Jul 21, 2021, 07:34 Keith Smith via PLUG-discuss
>>> <> wrote:
>>>
>>>> Hi,
>>>>
>>>> I just read this quote about the electrical costs to run a web
>>>> server
>>>> from home:
>>>>
>>>> Cost: While it may sound cheaper to use that computer lying around
>>>> doing
>>>> nothing when creating your web server, when you factor in the cost
>>>> of
>>>> powering an old computer 24 hours a day, it can get very expensive.
>>>> A
>>>> 250W desktop computer running 24 hours per day at 12 cents per KW/h
>>>> is a
>>>> whopping $262.00 per year!
>>>>
>>>> ---
>>>> I think their math is wrong.
>>>>
>>>> The average residential electricity rate in Chandler is 10.85¢/kWh.
>>>>
>>>> I'm thinking a low traffic PHP web server running on an old Dell
>>>> with a
>>>> 400 watt power supply is not using but maybe 100 watts on average.
>>>> I've
>>>> read that the computer should use no more than half the power supply
>>>>
>>>> capacity.  Is this correct?
>>>>
>>>> If my home web server is using 100 watts an hour that mean 100 watts
>>>> *
>>>> 30 days * 24 hours or 72K watts.
>>>>
>>>> I'm thinking 72 * .1085 = $7.81 a month.
>>>>
>>>> Any thoughts are much appreciated.
>>>>
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