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My PSU is annoying!!! Need a new one

Joined
May 24, 2007
Messages
1,154 (0.18/day)
Location
Florida
System Name Blackwidow/
Processor Ryzen 5950x / Threadripper 3960x
Motherboard Asus x570 Crosshair viii impact/ Asus Zenith ii Extreme
Cooling Ek 240Aio/Custom watercooling
Memory 32gb ddr4 3600MHZ Crucial Ballistix / 32gb ddr4 3600MHZ G.Skill TridentZ Royal
Video Card(s) MSI RX 6900xt/ XFX 6800xt
Storage WD SN850 1TB boot / Samsung 970 evo+ 1tb boot, 6tb WD SN750
Display(s) Sony A80J / Dual LG 27gl850
Case Cooler Master NR200P/ 011 Dynamic XL
Audio Device(s) On board/ Soundblaster ZXR
Power Supply Corsair SF750w/ Seasonic Prime Titanium 1000w
Mouse Razer Viper Ultimate wireless/ Logitech G Pro X Superlight
Keyboard Logitech G915 TKL/ Logitech G915 Wireless
Software Win 10 Pro
Hey guys, I have the Seasonic Prime Platinum 1200w psu. I must say it is/has been great throughout its life cycle so far, but OMG the damn fan is so friggin loud. I have 13 fans(8 ml 120s, 2 phanteks fp120s and 3 deadsilence) and two ek-ddc pumps running between 1300-2,000 rpm and I must say my psu's fan is the loudest in my system. I have read reviews and what not when I was making my initial purchase and they all stated that it made a slight hum but not that it sounded like a jet engine(exaggeration but).

I will be keeping this PSU and this setup together but I will also be purchasing a new one for my next build. I read they changed the fans and would appreciate those that had any
experience with one of them chime in.

Is the Seasonic Prime Titanium fan as far as noise is concerned as audible as the platinum versions?
Since I'm looking to go HEDT again next build, should I get the 1000W Titanium or the 850W version?

Granted a lot of the info we have on my next build are rumors, I not only want to purchase to"future proof" my build. I don't like buying twice so I will spend extra just to make sure.

My specs
Ryzen 1976X(14/28 cores 3.6/4.1 GHz) or the 1955X (10/20 cores 3.6/4.0 GHz)
Highest end Vega maybe 2.

I know that is not a lot of info to make a solid judgement, but I'm hoping by the advancement in technology that I wouldn't need to get the 1,000W PSU. I rather be safe than sorry though. So I am leaning towards the 1,000W.

What do you all think?
 
Have you ever cleaned the PSU? If its out of warranty, nothing wrong with changing the fan on your own.
 
Have you ever cleaned the PSU? If its out of warranty, nothing wrong with changing the fan on your own.
Yes I have and it's in warranty(I believe it has either a 7 or 10 year warranty).

https://www.techpowerup.com/reviews/Seasonic/Prime_750/4.html
bottom of the page.

make sure your psu is clean from dust and has enough space at intake to get cold air.
try turn on ac and set at around 25-26C. see if that reduce noize from psu
It is clean as possible without actually tearing it apart. I think its that my system is so quiet that I have no choice but to acknowledge how loud the PSU actually is. All of this is in a Caselabs SMA8, ton of room for airflow. I have Corsair ML 120s blowing in the direction of the PSU.
 
A friend of mine thought that it was his PSU's fan that made a loud noise but in the end it was his CPU one. Try to isolate each one at a time to become sure of the sound source 1st if possible. If you are positive of it, it is really weird and I would RMA it since it is still under warranty. Possibly a dying fan that can be changed easily.
 
when the fan comes on and it hardly turns on, its a low hum you really have to listen to it and i have mine on bench top, i have yet to hear it full blast.
 
I'm running a dual loop...the PSU is isolated. Maybe it's me but I can assure you it's my PSU.

Edit: like I've stated before maybe its due to the fact that my system is so quiet and I can be real nitpicky about things is why I am really noticing it. Usually I never sit in a quiet room like that, there's always some noise especially being that I have a toddler in the house. He's been away and I have finally setup my gaming area and can definitely pin point the noise to one section of my case. I don't think my PSU is defective at all, I just think it's the fan chosen in said series.
 
I have the same psu and there is no noise from it. My pumps louder.
 
Seasonic is using FDB fans on their high end models. But I'm not sure about the profile sthey are using.

If you want really insane quiet PSU, look at BeQuiet. The 750W unit I have is so quiet I can't hear it even if there are no other fans. It's insane how quiet it is.
 
Hey guys, I have the Seasonic Prime Platinum 1200w psu. I must say it is/has been great throughout its life cycle so far, but OMG the damn fan is so friggin loud. I have 13 fans(8 ml 120s, 2 phanteks fp120s and 3 deadsilence) and two ek-ddc pumps running between 1300-2,000 rpm and I must say my psu's fan is the loudest in my system. I have read reviews and what not when I was making my initial purchase and they all stated that it made a slight hum but not that it sounded like a jet engine(exaggeration but).

I will be keeping this PSU and this setup together but I will also be purchasing a new one for my next build. I read they changed the fans and would appreciate those that had any
experience with one of them chime in.

Is the Seasonic Prime Titanium fan as far as noise is concerned as audible as the platinum versions?
Since I'm looking to go HEDT again next build, should I get the 1000W Titanium or the 850W version?

Granted a lot of the info we have on my next build are rumors, I not only want to purchase to"future proof" my build. I don't like buying twice so I will spend extra just to make sure.

My specs
Ryzen 1976X(14/28 cores 3.6/4.1 GHz) or the 1955X (10/20 cores 3.6/4.0 GHz)
Highest end Vega maybe 2.

I know that is not a lot of info to make a solid judgement, but I'm hoping by the advancement in technology that I wouldn't need to get the 1,000W PSU. I rather be safe than sorry though. So I am leaning towards the 1,000W.

What do you all think?

Maybe its the fact that you have so many fans? More fans does not necessarily mean better cooling.
 
I recently installed 1000 W seasonic platinum, I too noticed the fan was louder than in my corsair or EVGA power supplies , if I were you I'd remove the power supply from the case and run it that way to see if you can locate what's causing the fan to make the noise it's normally dust vibration or lack of oil in the bearing all of which can be repaired fairly easily as long as you use caution

regarding needing a new one, i see you mentioned its still under warranty, RMA it.
 
There is no reason why that PSU would be loud. I would warranty the fan or actually clean it by blowing out all the dust inside.
 
Been using an XM2 1250 Gold, my case fans and cpu fan mask the noise from my psu.
 
@eidairaman1
@Gasaraki
I have isolated the issue, I am 100% certain it is not due to the amount of fans I have in my case. My case is segmented. My fans are audible but hardly noticeable. My pumps run louder than my fans. As I've stated before I don't think my PSU is defective at all, it is just the loudest components in my system. I am going to blow my PSU out when I finish this reply.

@cdawall what kind of pumps are you using? DDC?D5?...Do you have it on hybrid mode?
@RejZoR I believe the size of the fans in the new titanium(135mm) series is different comparing to the old xp3 (120mm) platform model. I am still searching for more info here so don't quote me lol. Also I think they switched from San Ace too.
@Mighty-Lu-Bu majority of my fans are in a separate compartment. My system is not hot as well so it wouldn't be that the radiator located in the same compartment is dumping heat into my psu and my ambient room temps are about 22c.
@jboydgolfer I have all but one system in the house powered by a Seasonic and granted the components in this system are highend compared to the others, the other PSUs are quiet.
 
Yes I have and it's in warranty(I believe it has either a 7 or 10 year warranty).


It is clean as possible without actually tearing it apart. I think its that my system is so quiet that I have no choice but to acknowledge how loud the PSU actually is. All of this is in a Caselabs SMA8, ton of room for airflow. I have Corsair ML 120s blowing in the direction of the PSU.
fan of your psu is rated 1800rpm and psu have passive mode with fan turned off.
if fan is making that much noise this means that fan is running full time at max or higher speed.
there could be 2 reasons for that. you are overloading your psu (if 3x290(x) in your specs are actual) and it requires extra cooling or that corsair ml is blowing in the wrong direction and "steals" fresh air from the psu. double check direction of this corsair fan. psu sucks air from mesh with the fan and blows it out through the back of the case.
 
hybrid mode, D5 pwm with a minimum setting of 80%
 
Im just letting you know im using a xm2 gold unit which is totally masked by my case fans on the case fans lowest speed.
 
@eidairaman1 I know for a fact my system is quieter than my PSU's fan.
@cdawall and @ne6togadno It was the psu I just checked it out and saw that it was flipped to constant fan(normal mode). I feel like such an idiot but that is a case for another day. This PSU is more than capable of handling 3 290s(now 2). The PSU is oriented so it pulls fresh air from outside the case
So doing some research, this PSU's main knock is the audible noise of the fan. I don't know how the switched got flipped but it did and I can attest the fan constantly on is annoyingly loud. I also will stand by statement that my system overall in general runs quieter than my PSU fan.

Anyways if someone were to ask me would I recommend this PSU? I would say 10/10...Yes. It is incredibly stable, my readings are the same as if I just opened the seal off the package. I just think that the fan used on this PSU is a little louder than it should be and I'm Sure @crmaris would agree with me. Seeing that Seasonic switched the fans in the Titanium series, I'm going to go out on a limb and say they must of realized as well.

I'm just curious now as to should I go for the 850w or the 1000w Titanium series for my HEDT build.
 
Mine is a really really recently purchased model for all I know it could be a different fan now. I have not checked.
 
Replace the fan ?

I've done it less noise and cooler working.
 
@springs113, I'm not doubting you, however if you would listen to what I have said I am using a different model from yours, so not all fans in Seasonics are the same or are as loud as yours, just like Enermax, Corsair, EVGA, be quiet, antec, thermaltake, Silverstone, XFX, FSP, etc.
 
I'm just curious now as to should I go for the 850w or the 1000w Titanium series for my HEDT build.
wait to see actual power consumption of both vega and r9 and then make calculation what you gonna need

Seeing that Seasonic switched the fans in the Titanium series, I'm going to go out on a limb and say they must of realized as well.
there could be other reasons why seasonic changed the fan for titanium series such necessary airflow, longevity of the bearing, air pressure, etc., etc.
anyway glad you've solve this issue.
so...
:rockout:
 
Don't get me wrong speculation is great , but you're the only one here who can physically address this issue. I apologize if you've mentioned this, but I read your replies to my comments and it seems that is something you didn't mention in them.

Just take the power supply out , put it on a table , jump the plug ,and locate the issue. if it's something you're not comfortable with troubleshooting then RMA the unit. If your looking to resolve the issue, thats the best course of action.

Good luck & remember Safety first
 
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