PSU coil whine driving me crazy
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DV2




Posts: 5222

PostPosted: Sun, 21st Jul 2024 16:36    Post subject: PSU coil whine driving me crazy
(Copy paste!)

Before my newest build from 5 months ago i had this for nearly 6 years or more


-ASUS TUF GAMING X570 PLUS

-3800x

-GIGABYTE RTX 2070 Super White Gaming OC

-64GB DDR4 2133mhz

-Noctua NH-U12S

-CORSAIR AX860

-Thermaltake Core V71


More than 5 months ago the RTX had coil whine, but i thought "Why not do a partial upgrade?"


Changed components are


-5800X3D

-GIGABYTE RTX 4070 Super Gaming OC

-Noctua NH-D15 CBlack

-CORSAIR RM1200x SHIFT

-Be Quiet! DARK BASE PRO 901 + a few more added fans, same model from the pre-built ones


Rest is the same. Sold the previous parts after seeing everything was smooth for a few months (Big mistake?)


Everything went all great for 5 months till 2 weeks ago the PSU started doing COIL WHINE. The serial number starts with 231777, probably early 2023 made?, if that helps somehow


Everything's nicely pressed, even the special GPU cable had the CLICK to know it's been well secured (With games there was no overheating nor bad smelling, if that helps)


SITUATIONS:


-The noise comes and goes at random. PSU can be silent from minutes to hours, even with codifying some movies for 1h, and even during and after codifying nothing is heard... Then 5 hours later "Hi!", the noise happens. It happens mostly ON IDLE (No apps, no games, no downloads, etc)...


-If i throw a game like MARVEL's GUARDIANS OF THE GALAXY or DOOM ETERNAL then the noise rises up slightly and if i move the mouse around in menus or during gameplay (with no enemies i lower myself down with the wireless mouse next to me) the noise VARIES UP...


-If the noise happens and i power off the PC entirely (No hibernation/sleep!) the noise keeps on happening from the PSU. If i unplug the cable from it it suddenly stops all quiet. Yes, i've tried other power sockets from the wall, all doing the same. Yes, i've used an AC outlet detector, it shows 220V. I have a long rule of sockets below my table so if one does it the rest should have it too. I even tried the tester to a socket from the other side of the wall. Same 220V. I even unplugged all the PC components off the PSU and the noise keeps on going and YES, i've unscrewed the PSU off the holding bracket and placed it outside: The bastard still coils (when plugged to the wall)


The noise can go from really low to a high pitch , ear/mind piercing unbearable (I have very sensitive ears, hence this topic). From almost silent to "Nyeeeeeeeeeee..."


What i've done so far was to buy another PSU of the same brand and model but 850W (To cut the price some). First thing i did was to plug it into the wall (No tower bracket nor other cables connected) and it did a faint noise that's like "almost heaven", so i threw everything in it. 3 hours later it said "Hi, did you missed me?"


Returned the 850W PSU to the shop (Had to LIE or else they'd say "It's coil whine, it's normal, sorry, nope" because whenever i wanted to return my 1200W one (online bought) they told me the same and i had to say something different to the retail shop version)) and now i'm back to the 1200W one

This noise is driving me crazy. Yes, i've used a toilet paper "tube" to pinpoint the noise as far as it can get (It's the size of an adult middle finger for ref) to the motherboard, the GPU, etc... But only the PSU has the issue

Months ago i was recommended to use this PSU or a Be Quiet! one from someone but went with CORSAIR due to the SHIFT utility (wich is a time saviour)...Now that same someone said "Told you to not buy that PSU" (probably the 1200W one but if it happens with the 850W then WTF?)


This PSU is in the Top Tier A from that PSU list btw...

Below you can see some video proofs







ASUS X570 TUF GAMING PLUS, 32GB DDR4@2666 ,RYZEN 5800X3D (NO OC),GIGABYTE RTX 4070 Super GAMING OC, Western Digital Blue 4TB 5400RPM + SAMSUNG 860 EVO 500+1TB GB SSDs , OEM SATA DVD 22xNoctua NH-D15 Chromax Black, BenQ XL2420T Case: Be Quiet! DARK BASE PRO 901. PSU CORSAIR RM1200 SHIFT
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Breezer_




Posts: 10758
Location: Finland
PostPosted: Mon, 22nd Jul 2024 12:32    Post subject:
welcome to 2024 where every component has coil whine, you can try send it to warranty.
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|DXWarlock




Posts: 1021

PostPosted: Mon, 22nd Jul 2024 12:44    Post subject:
Clear nail polish on the coils should fix it. (essentially recoating them).

And where you buy your parts @Breezer_, Wish.com? Ive built 4 machines this year, not one whines Razz
Not saying some don't. But seems the exception, not the rule.
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Breezer_




Posts: 10758
Location: Finland
PostPosted: Mon, 22nd Jul 2024 13:21    Post subject:
|DXWarlock wrote:
Clear nail polish on the coils should fix it. (essentially recoating them).

And where you buy your parts @Breezer_, Wish.com? Ive built 4 machines this year, not one whines Razz
Not saying some don't. But seems the exception, not the rule.


Have installed like 20x different RTX 4080/4090s at work and all of them have coil whine.
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tonizito




Posts: 51255
Location: Portugal, the shithole of Europe.
PostPosted: Mon, 22nd Jul 2024 13:28    Post subject:
Breezer_ wrote:
|DXWarlock wrote:
Clear nail polish on the coils should fix it. (essentially recoating them).

And where you buy your parts @Breezer_, Wish.com? Ive built 4 machines this year, not one whines Razz
Not saying some don't. But seems the exception, not the rule.


Have installed like 20x different RTX 4080/4090s at work and all of them have coil whine.
Maybe the problem is with your ears? Troll Dad


boundle (thoughts on cracking AITD) wrote:
i guess thouth if without a legit key the installation was rolling back we are all fucking then
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Stormwolf




Posts: 23309
Location: Norway
PostPosted: Mon, 22nd Jul 2024 13:31    Post subject:
My 4090 only coil whines in rare cases of above like 200 fps. Otherwise i dont hear a thing
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|DXWarlock




Posts: 1021

PostPosted: Mon, 22nd Jul 2024 13:35    Post subject:
Breezer_ wrote:
Have installed like 20x different RTX 4080/4090s at work and all of them have coil whine.

Either you have shitty luck, the PSU brand your work uses is questionable and causing component whine, the power there is off on hz: say its 110/220 but since it's commercial its 120/208 so 'off' enough to cause whine. (or whatever your country's 2 phase vs tapped 3 phase to make 2 phase equals are) or the card brands used are prone to it.

I don't have much experince beyond my personal builds. So asked my friend Avi just now on discord (the one that runs the PC store) how often he has parts that whine on new/rebuild/upgrade machines. He said maybe 1 in 100 if its a decent brand. He has more that die while in warranty failures, than ones that whine.

The ones getting the high end, custom water looped beast machines would not tolerate spending 5000+ on nearly silent water machine, to have whiny parts Razz If it was that pervasive he couldnt sell any of his 'Double Helix" line.(name of his enthusiast line ones)
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Breezer_




Posts: 10758
Location: Finland
PostPosted: Mon, 22nd Jul 2024 15:04    Post subject:
I only use best seasonic units in my builds, you guys just dont hear the coil whine, which is nice. Coil whine is not always high pitched whine, there is many forms of it.
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DV2




Posts: 5222

PostPosted: Mon, 22nd Jul 2024 15:15    Post subject:
|DXWarlock wrote:
Clear nail polish on the coils should fix it. (essentially recoating them).

And where you buy your parts @Breezer_, Wish.com? Ive built 4 machines this year, not one whines Razz
Not saying some don't. But seems the exception, not the rule.


Wouldn't that cause electricity issues, along voiding the warranty?

Breezer_ wrote:
I only use best seasonic units in my builds, you guys just dont hear the coil whine, which is nice. Coil whine is not always high pitched whine, there is many forms of it.


Wich models and wattage?


ASUS X570 TUF GAMING PLUS, 32GB DDR4@2666 ,RYZEN 5800X3D (NO OC),GIGABYTE RTX 4070 Super GAMING OC, Western Digital Blue 4TB 5400RPM + SAMSUNG 860 EVO 500+1TB GB SSDs , OEM SATA DVD 22xNoctua NH-D15 Chromax Black, BenQ XL2420T Case: Be Quiet! DARK BASE PRO 901. PSU CORSAIR RM1200 SHIFT
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|DXWarlock




Posts: 1021

PostPosted: Mon, 22nd Jul 2024 15:55    Post subject:
No, coils should already be sealed. And nail polish isnt electrically conductive. Its just nitrocellulose (an insulator) dissolved in an evaporate.
Theoretically you could dump a bottle into it randomly and once dry not short anything out.

As for warranty. Maybe. But people do it a lot.
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Photish




Posts: 1178

PostPosted: Mon, 22nd Jul 2024 21:03    Post subject:
I had my 3070 coil whine. Only happened in certain situations - Like if a gamed something that would use it ~70% - not full speed. After a couple of minutes it would start whining. Drove me nuts Sad

Fix that problem like a pro though - Switched to a 4070TIsuperwhaterver and now I only hear 747 turbines that goes brrrrrr. Fuck Yeah
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DV2




Posts: 5222

PostPosted: Mon, 22nd Jul 2024 22:25    Post subject:
Yeah but your case was the GPU. My RTX 2070 Super whined a lot before the partial upgrade yet my now gone CORSAIR AX860 was sitting there like "Huh, what's that noise?"

Now it's the reverse. Sure if i fire up DOOM ETERNAL the GPU might increase a tad bit of the noise and if i move the mouse around the noise varies up but i barely hear the GPU, but nothing compared to the PSU making noise on IDLE... IDLE !!!!.. And NOISY! (I mean,you've seen the vids above, right?..)

My mind's set on the PSU but i want to know what other steps i could try doing to identify the REAL source of the problem, because someone else got it fixed with a MB change but WHAAAT?!

https://forum.level1techs.com/t/ever-had-a-motherboard-cause-coil-whine-to-come-from-the-psu-s-edit-yes/209200


ASUS X570 TUF GAMING PLUS, 32GB DDR4@2666 ,RYZEN 5800X3D (NO OC),GIGABYTE RTX 4070 Super GAMING OC, Western Digital Blue 4TB 5400RPM + SAMSUNG 860 EVO 500+1TB GB SSDs , OEM SATA DVD 22xNoctua NH-D15 Chromax Black, BenQ XL2420T Case: Be Quiet! DARK BASE PRO 901. PSU CORSAIR RM1200 SHIFT
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|DXWarlock




Posts: 1021

PostPosted: Tue, 23rd Jul 2024 02:35    Post subject:
Changing the MB doesn't fix the cause, it fixes a problem caused by the cause.
The whine is from resonate frequencies in the coils being hit making them hum. Power draw, AC to DC load, and power phase all play into how fast and hard they vibrate. coils ALWAYS vibrate at high frequency it what coils do and 'are'. Its if something putting load in it happens to line up with the parameter/criteria/situation that aligns to make them vibrate at a rate and level that makes it audible.

Sort of like a car alternator on a badly grounded car amp. Alternator is fine, but you play the right level of music, at the right speed of the car (so alternator is spinning at a specific speed) you will hear AC to DC diode whine really noticeable out the speakers.
Its not the alternator, the radio, the speakers, that is the problem. Its the 'golden alignment" of things that the amp being badly grounded makes you hear the alternators noise.
SO people replace the alternator thinking its bad, then the radio, then the amp..until it goes away.
And they didnt fix the faulty ground at all. Just they changed the load on the system and the result of the problem was gone. but not the problem. They just dont have the right circumstances to hear the problem anymore.
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DV2




Posts: 5222

PostPosted: Tue, 23rd Jul 2024 07:19    Post subject:
What i can do then?...If i buy another PSU from a different brand and the noise comes instantly then there might be something wrong somewhere else!


ASUS X570 TUF GAMING PLUS, 32GB DDR4@2666 ,RYZEN 5800X3D (NO OC),GIGABYTE RTX 4070 Super GAMING OC, Western Digital Blue 4TB 5400RPM + SAMSUNG 860 EVO 500+1TB GB SSDs , OEM SATA DVD 22xNoctua NH-D15 Chromax Black, BenQ XL2420T Case: Be Quiet! DARK BASE PRO 901. PSU CORSAIR RM1200 SHIFT
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|DXWarlock




Posts: 1021

PostPosted: Tue, 23rd Jul 2024 19:22    Post subject:
Coat them, disconnect parts until you find what load is causing it, or replace the PSU.
More than likely another PSU won't whine (or at least for the same reason) as it has different sized coils, of different inductance, in different position in the PSU.

You could have a PSU under quality control standards that whine in specific situations not covered in tests, and another one exactly like it wouldn't. Or you got a specific setup that causes resonance in one specific coil in that PSU model.

If your bios has it look for 'acoustic noise mitigation' if the MB is causing it, that will make it change/vary the frequency of the MB 4/8 and 24 pin voltage rails pulling power.

Coils act like springs..kind of. Think of a mechanical spring. It dampers vibrations. inductance coils do that but for 'noise' in ac voltage. [good enough to picture it] but does it with magnetic fields vs physical force. And just like a mechanical spring, they all have a frequency range that causes self reinforcing resonance.
(Like driving over a wavy bridge, if going just the right speed, the regular occurring waves up and down in the bridge makes your cars springs ride worse..amplifying the wave, vs smoothing it out).

Thats the hard part about home troubleshooting, no spare parts to test and eliminate variables.
Why I keep random old parts I gather in a storage cabinet myself, I got a random assortment of spare PSU's, video cards, CPUs, MBs, ram, etc.
To test parts of mine, kids, or friends "its acting weird" ones they bring me. Now none of them are high end parts, but they are recent enough to use as test parts.
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Breezer_




Posts: 10758
Location: Finland
PostPosted: Wed, 24th Jul 2024 12:24    Post subject:
Just RMA it, corsair will replace it, friend had also coil whine in hes Corsair PSU, he swapped it and got whiny PSU again Laughing
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DV2




Posts: 5222

PostPosted: Wed, 24th Jul 2024 14:04    Post subject:
I did a quick test again. Downloaded DOOM ETERNAL (once again) and played it on the menu and a random level (EXULTIA) without enemies WHEN THE PSU DIDN'T DO THE CW (Aka power the PC and run to the game before the PSU CW happens).

When playing the menu/level the GPU did it's usual CW due to FPS etc (Again, limited to 120hz/FPS) and moving the mouse around did vary the buzzing sound FROM THE GPU but the PSU did NOT had any noise from it

Can the GPU be discarded from this point?...

And again i need a PSU to work with in case i send the SHIFT for RMA.. But not any cheap one. It has to have 850W, maximum 1000W, ATX 3.0 and fully modular as well as trustworthy and with the fan aiming UP (SHIFT aiming down might not get enough breathing room?).

Multiple brands and models for multiple options if possible

I'm being doubtful of Seasonic's Prime/Focus' fans tho...They might be hybrid but not that good to hear



EDIT: Someone mentioned me to disable C-States, so i did with the "Global C-States" from Auto to Disabled. For now the PSU's whine is gone but not sure if it'll return. Also tried DOOM ETERNAL again and the GPU kept doing the mouse vibrations thingy so definitely not the GPU.

I never had any noise coming from the MB/VRM from the front nor from behind the MB

However my actual fear is the increased power consumption. I live in Europe and don't know how much in the power bill will that increase in Euros.

Yet some people says to just disable one specific C State but i cannot find the option on my ASUS X570 TUF GAMING PLUS, if that means it could be the solution to the PSU's CW while not increasing the power consumption of the PC etc

HWINFO64 says, on the "CPU Package power"

C-State Off:

CPU IDLE: 48W
DOOM ETERNAL: 85W

C-State Auto: 45W
DOOM ETERNAL: 88W

....What....

RE-EDIT: CW has returned this evening with C-States turned off... I can't seem to escape this frigging pain....

RE-RE-EDIT: ...Maybe it's the house's Air Conditioner (We have a few) turned on and causing noises to the rest of the components in the house..Could it be?. Should i call a technician?

Yep, it's 2 outta 4 ACs... We'll find a fix, hopefully..


ASUS X570 TUF GAMING PLUS, 32GB DDR4@2666 ,RYZEN 5800X3D (NO OC),GIGABYTE RTX 4070 Super GAMING OC, Western Digital Blue 4TB 5400RPM + SAMSUNG 860 EVO 500+1TB GB SSDs , OEM SATA DVD 22xNoctua NH-D15 Chromax Black, BenQ XL2420T Case: Be Quiet! DARK BASE PRO 901. PSU CORSAIR RM1200 SHIFT
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