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From: RonB <ronb02NOSPAM@gmail.com>
Newsgroups: comp.os.linux.advocacy
Subject: Re: "Much higher CPU Usage on Linux than on Windows"
Date: Mon, 22 Apr 2024 23:45:03 -0000 (UTC)
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On 2024-04-22, Andrzej Matuch <andrzej@matu.ch> wrote:
> On 2024-04-17 2:33 a.m., RonB wrote:
>> On 2024-04-14, Tyrone <none@none.none> wrote:
>>> On Apr 13, 2024 at 7:32:39 PM EDT, "DFS" <nospam@dfs.com> wrote:
>>>
>>>> I got similar results when Linux consumed 21% of the CPU just moving a
>>>> Thunderbird window around, but Windows used no more than 6% doing the
>>>> same thing.
>>>>
>>>> Linux:   https://ibb.co/CJzXdBb
>>>> Windows: https://ibb.co/JBBkqWs
>>>
>>> Which is almost certainly due to better video card drivers on Windows. No one
>>> cares about video performance on Linux, since 99% of Linux usage is as
>>> DB/App/Web servers. Most of those are headless. No video card needed.
>>>
>>> Windows has better video performance because Windows is the front end. Linux
>>> is the backend. Both for obvious reasons.
>> 
>> All I know is that my fans run a lot louder and my computer is hotter when I
>> try Windows than when I'm running Linux.
>> 
>>> Not to mention all the games that run only on Windows, which demand great
>>> video performance. If/when Linux ever becomes a serious gaming platform
>>> (which, let's face it, has about the same probability as Windows becoming a
>>> great 24/7/365 backend server), high end video card makers will start caring
>>> about video performance on Linux.
>> 
>> Linux has to work a lot harder to run Windows games. They're native to
>> Windows. So they should run better on Windows.
>
> Apparently, they perform better in Linux if the GPU is made by AMD, 
> simply because of how optimized the open-source driver is. YouTube has a 
> number of tests showing this. For NVIDIA though, the performance is a 
> little worse.

I see. Thanks for the information.

-- 
[Self-centered, Woke] "pride is a life of self-destructive fakery, an 
entrapment to a false and self-created matrix of twisted unreality." 
"It was pride that changed angels into devils..."     — St. Augustine