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I've had to increase the default fan speed from 1300 to 1374 RPM to eliminate the annoying high pitched "whine" sound. Going lower than 1300 RPM also makes it whine like crazy. It's a release day model.
Yeah, I had to increase mine to 1,500 and it seemed to help quite a bit. There's still some very slight whining sound but it's not as noticeable now. I don't mind the slightly louder fan noise if it means getting rid of that dreaded high pitch whine sound.
 
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Good question, maybe I used a much too strong adjective. In fact, I am used to ZERO sound from my old iMac which my Studio replaces. Same for my MBA. It is not really "unbearable", but noisy indeed. Too distracting. It shouldn't be necessary to even spin the fan (when the CPU is doing light stuff), considering the great thermal design and the efficiency of the Apple Silicon.

1100 RPM as pointed out above is the minimum. Strange, but it is so. At that speed it is not completely muted but the sound is almost inaudible.

I read somewhere that test were made and no matter how heavy the tasks that were thrown to this beast the machine was never spinning higher than 1300 RPM. So, it could well be that 1100 RPM is all what is needed for the Studio MAX.

But if anyone has made tests or seen the mentioned ones, it would be great to have a confirmation. Thanks.
I use my Mac Studio with the fans completely off most of the time. With my little Swift script https://github.com/dirkschreib/SilentStudio I only switch on the fans at 65°C and shut them down again when cooled to 45°C. You can customize it with other values or have multiple different rpm speeds in between.
 
I use my Mac Studio with the fans completely off most of the time. With my little Swift script https://github.com/dirkschreib/SilentStudio I only switch on the fans at 65°C and shut them down again when cooled to 45°C. You can customize it with other values or have multiple different rpm speeds in between.

That's really very cool, thanks!!!

How often, or better, doing what type of workload the fans actually fire up?
 
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How often, or better, doing what type of workload the fans actually fire up?
Very seldom for me. During home office MS Teams (native or web) or MS Outlook (web) are most likely causing it. More often during development (compiling or SwiftUI previews). I don‘t use the GPU heavily (no 3D rendering).
 
Today I had 6 hours of Final Cut session, however with not many effects and temperatures didn't exceeded 65 degrees celsius even with fan completely turned off. So I think that you don't have to worry about 1100 rpm in any circumstances. Of course once whole mac heat soaks, CPU does not drop below 50 C even in idle
 
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I use my Mac Studio with the fans completely off most of the time. With my little Swift script https://github.com/dirkschreib/SilentStudio I only switch on the fans at 65°C and shut them down again when cooled to 45°C. You can customize it with other values or have multiple different rpm speeds in between.
Thanks for creating this.

I'm probably overlooking something, but when I try to run the commands from the readme. It gives me "
SilentStudio.swift:124:22: error: variable binding in a condition requires an initializer
if let x {
".

I'm on Monterey fwiw.
 
I‘m not on my computer right now, but you probably have an older Swift version.
“if let x“ is a shorthand for „if let x = x“.
You can try that but I would recommend to switch to a current Swift version.
 
I‘m not on my computer right now, but you probably have an older Swift version.
“if let x“ is a shorthand for „if let x = x“.
You can try that but I would recommend to switch to a current Swift version.

I upgraded swift, but now get
"SilentStudioMenuApp.swift:9:8: error: no such module 'Charts' "

When searching how to install the chart module/package, it says I should install XCode, which on the appstore is only available for Ventura. I can probably download an older version if I make a developer account. Sorry, too many hoops to jump through to get this working.
 
Sorry for the inconvenience and thanks for the information. My Mac Studio is my development computer and has Ventura and Xcode installed. I will update the README file to list this as prerequisites.

If you just use the command line tool (without the menu app), Swift Charts is not a dependency.
 
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