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Ascn

macrumors member
Original poster
May 10, 2020
36
13
Hi,

in the notebookcheck review of the MacBook Pro 16 with the M3 Max (fully specced) they noticed coil whine during benchmarks.

If you are an M3 Pro or M3 Max user, are you also experiencing coil whine on your machine? During benchmarks like Cinebench or Blackmagics Disk Speed Test?

Thanks for your answers!
 

Chancha

macrumors 68020
Mar 19, 2014
2,316
2,142
Hi,

in the notebookcheck review of the MacBook Pro 16 with the M3 Max (fully specced) they noticed coil whine during benchmarks.

If you are an M3 Pro or M3 Max user, are you also experiencing coil whine on your machine? During benchmarks like Cinebench or Blackmagics Disk Speed Test?

Thanks for your answers!
I read that bit and wondering if the MBP is plugged in or not when they heard it?

On my M3 Max binned 16", I haven't even gotten to hear the fans yet, despite already been installing and running some benchmarks. But I haven't done the real serious tests yet.

Particularly last night I wanted to test the HDR YouTube playback in complete darkness to see the miniLED blooming, used a 8k60 HDR video, with Chrome the CPU rose to 700% or so but the fans didn't bother turning on, while unplugged. It was like 3am in the morning so the room was very quiet, couldn't hear a thing, if coil whine was present I for sure would have caught it. Guess it takes much heavier load for it to appear?
 

Ascn

macrumors member
Original poster
May 10, 2020
36
13
I read that bit and wondering if the MBP is plugged in or not when they heard it?

On my M3 Max binned 16", I haven't even gotten to hear the fans yet, despite already been installing and running some benchmarks. But I haven't done the real serious tests yet.

Particularly last night I wanted to test the HDR YouTube playback in complete darkness to see the miniLED blooming, used a 8k60 HDR video, with Chrome the CPU rose to 700% or so but the fans didn't bother turning on, while unplugged. It was like 3am in the morning so the room was very quiet, couldn't hear a thing, if coil whine was present I for sure would have caught it. Guess it takes much heavier load for it to appear?
Thanks for your reply.
I am also curious, if you didn't noticed it so far thats good.
I asked in the german notebookcheck forum when they noticed coil whine.
Will post the answer here!
 

dalen3

macrumors member
Sep 14, 2007
33
11
I read that bit and wondering if the MBP is plugged in or not when they heard it?

On my M3 Max binned 16", I haven't even gotten to hear the fans yet, despite already been installing and running some benchmarks. But I haven't done the real serious tests yet.

Particularly last night I wanted to test the HDR YouTube playback in complete darkness to see the miniLED blooming, used a 8k60 HDR video, with Chrome the CPU rose to 700% or so but the fans didn't bother turning on, while unplugged. It was like 3am in the morning so the room was very quiet, couldn't hear a thing, if coil whine was present I for sure would have caught it. Guess it takes much heavier load for it to appear?
Was it heating up? Or was it still just warm?
 
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