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Re: smart fans




On 2021-08-22 3:56 a.m., Emanuel Berg wrote:
> David Christensen wrote:
> 
>> If you throttle your CPU, it will not generate as much heat:
>>
>>     https://wiki.debian.org/CpuFrequencyScaling
> 
> You mean permanently or when I'm not using the computer?

Have you read the wiki page regarding *frequency scaling* ?

Frequency scaling is a technique to lower the speed of your CPU.
The less fast your CPU runs, the less power it will consume.

As already explained, power and heat are inter-related.

So if it run less fast, you'll be producing less heat.

Not sure what you mean by *permanently* or *when not using computer*

You configure the governor to suit your needs.

Here's some info

http://kernel.org/doc/Documentation/cpu-freq/governors.txt

http://www.pantz.org/software/cpufreq/usingcpufreqonlinux.html

https://wiki.archlinux.org/index.php/CPU_Frequency_Scaling

> 
>> Some motherboards have temperature sensors
> 
> The GPU seems to be always 41C while the CPU shows a cycle of
> some 34-47C.
> 
>> fan connectors (e.g. 4-pin)
> 
> Fan connectors are 3-pin!
> 
>> that can control the fan speed(s) according to measured
>> temperatures and firmware settings, provided that you have
>> compatible fans. Check your hardware [...]
> 
> The motherboard is Asus ROG Strix B450-F Gaming.
> 
> Fans are:
> 
> fan    front low           be quiet! Shadow Wings 2  140 mm
>        front high          be quiet! Shadow Wings 2  140 mm
>        CPU cooling tower   be quiet! Pure Wings 2    120 mm  (2)
>        rear                Corsair                   120 mm
>        projector extra     fractal Silent Series R3  140 mm
> 
>> firmware settings
> 
> Where are these? The BIOS/UEFI?
> 
firmware means either the BIOS/UEFI of your motherboard or the CPU
firmware itself. Depend on the context, in this case would be mostly
related to motherboard. But it's hard to say because you've only cited
this line.

-- 
Polyna-Maude R.-Summerside
-Be smart, Be wise, Support opensource development

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