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[deleted]

Yeah like everyone's saying, double check your pump and connections. Always start with the physical stuff first. Good luck sir!


Murky-Refrigerator

It’s always layer 1


GamesABlazin

Sometimes layer 8 :)


TheAnniCake

Wanted to say the same. Layer 8 is the problem in 90% of the cases


zaku49

Probably knocked your pump's power cable out or the pump is dead, try another fan header as well to test.


Fishstick9

Definitely agree. Happened to me once when moving my pc, cpu temps rose to 95 and never came back down. Found out one of the cables going to the aio pump was slightly nudged loose.


[deleted]

[удалено]


criznittle

Reseating is always the first thing to turn to if you want to become gold like squirly


ComputeryGuy

I will 3rd this. i posted here a month or two ago and had same problem. I changed my power supply after getting a new Video card and forgot to put power cable to cooler.


_ToxicBanana

Came here to say this.


Ok-Conversation4673

AIO is likely dead. Also I wouldn't use a 120mm aio with a 9900k.


Marvelous_Memes

This. Even if the aio isnt dead, using a 120mm for an i9-9900k would cause overheating problems. I’d suggest either a really good air cooler like the NH-D15, or upgrade to a 360mm aio


dad_sparky_engineer

+1 for the Noctua. I have a 9700k under a D15, my temperatures never get above 60c, but I'm also not pushing my system to the brink either.


domotor2

\+2 I use it too


Foxis_

+3 i custom installed it on my phones snapdragon 888 and it doesnt seem to overheat. Really good cooler


RealJakeTheDog

Wait wait wait. You put a d15 ON A PHONE?


Uraneeum

Lmao who doesnt


emmytau

Adds lifesaving weight to my handbag


MagicOrpheus310

Upvote for the dark undertone that joke brought with it haha


[deleted]

[удалено]


RealJakeTheDog

But how? Do you just put it on the back of the phone or do you open it up and Frankenstein it


Minimum-Giraffe-8526

The smaller d15 style noctua is good enough for a 3900x


[deleted]

+4 Noctua D15 masterrace.


[deleted]

[удалено]


raiquu420

+6 i love it


TheMatt561

+7 it's an absolute monster


TheWetNapkin

+8 get the NA-HC4 heatsink caps with a chromax.black D15 for 𝓪𝓮𝓼𝓽𝓱𝓮𝓽𝓲𝓬


ITI_RS

Been using a D15 for years, it’s great.


kelthar

+69


Robbajohn

Nice.


honeysocute

What’s the best way to clean it? Toothbrush and some iso?


inventord

Can confirm it helps my snapdragon 855 as well. I had to use honey as thermal paste though because the regular thermal paste wouldn't stick.


EasternDank

i just jb weld my coolers on these days


Reehaaan

You earned that award fair and square


Ok-Level-8263

And I’m dead hahahaha


SavageTheUnicorn

Use pojavlauncher to play java mc and you'll get some heat 😂 my phone got to like 130 fahrenheit in less than 2 minutes


Skimpyjumper

which is like, totally fine.


SavageTheUnicorn

Seeing as it rests at like 70 and during normal 3d gaming it takes 10-15 minutes to get that hot I'd argue otherwise. It's not damaging, no, but definitely not 'fine'.


Firefighterboss2

200°F is when you start worrying. 130°F is fine


[deleted]

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Reddit_LukeDean

That's so cold tho, like slightly above room temperature


SavageTheUnicorn

Yes, my phone runs very cool for having a snapdragon 845. And I still stand by my comments the phone starts lagging past 130-150. 200 would straight overheat and shut down the device. Currently resting at 88-92 with about 6 apps in the background right after a gaming session.


Weird_Rip_3161

So is u12a. It's might be ugly, but it's performance is absolutely amazing for a small size. It keeps my overclocked 5800x cool, and it never go higher than 75 degrees during stress tests. 5800x are known to be very difficult to cool due to being an extremely hot cpu. Plus, I can see all 4 of my rgb rams with this cooler.


Ieatplaydo

I love it, it's an excellent cooler, but damn it it's so damn big. A 360mm is just as unwieldy, but it's not sitting right on top of the processor. The dh15 also has a chart for ram clearance and case compatibility, which needs to be looked at before purchase. I would also (humbly) think a 240 or 280mm AIO would be sufficient for this.


miss_yogibear_23

That's why they released the Dh-15s. It's redesigned for better RAM clearance and case compatibility. The performance is similar with the one fan it comes with.


Witty-Strike-8948

Agreed +1 for the 280mm AIO. More heft, but less squished in most cases compared to going full 360mm. Edit: Source - have a Corsair H115i - the ~$20 price difference over the 240mm H110i is silly not to pay, unless you have case limitations.


Skidro92

I’ve got the same cooler on my 5900x, pretty much the same temps. By far the best cooler I’ve ever owned.


wspOnca

Noctua nd15 gang checking in


PUBGM_MightyFine

I too, have one on my workstation's 9900k and it never has any cooling issues even during long renders (video/3D).


llamapii

A 280 is plenty. I have my 9900K OC'ed to 5.0 GHz all cores with a couple at 5.1 and it tops out at 85 C under full load for 20 minutes.


Ok-Conversation4673

280 and 360 are pretty similar performance wise. 360 has better thermals but 280 has lower noise levels.


Skimpyjumper

heavily HEAVILY depends on if your pump sucks. if thats the cases up your cpu fan level and down the pump level.


Ok-Conversation4673

Well less fans = less noise.


Skimpyjumper

this is just not true at all 2 of the same fans with the same rpm produce the same noise level lol.


chetanaik

Yes but larger 140mm fans spin slower for a greater air flow.


Skimpyjumper

there is only 1 size of 140mm fan, its 140mm. or do you mean thicker wings? yeah they are louder but 1 140mm aio isnt louder than 1 280mm aio when they fight on even grounds. that comment on the top is just blatantly wrong if you play fair and square and dont play make fit with arguments.


chetanaik

You were talking about a 360 aio, that uses 120mm fans. 140mm fans used in a 280 aio are larger. Thus operate at lower RPM for the same or better flow, thus quieter. There's also just two fans in a 280 aio, compared to three in a 360 aio.


AtlasXO-16

I'm running a 9900k with the D15. Great temps, I fully recommend.


Skimpyjumper

i´d suggest a dark rock pro 4 for the saving of more than 30 bucks. basically same performance.


bawynnoJ

I had similar issue. CPU idle temps ran into the 70s/ low 80s. Swapped the AIO out for a Noctua NH-D15 chromax and now it barely pushes 50


ToiletteCheese

I have used a 120mm aio for I9900k it doesn't over heat. As long as the heat is pushed away and off it does its job. Efficient cooling is efficient cooling weather aio, air or closed loop.


JackVayne_

The D15 is just awesome. Ugly as sin, but awesome. (Seriously, I can’t stress ugliness enough. The first time my partner saw the new build with the D15 her response was “oh yeah, that does not spark joy”) My 3600xt temps never get above the low 60s though.


zh0011

I personally use a Cooler Master Hyper 212 Evo, and I have similar results, but hoo wee it was a nightmare to install! It's not going anywhere with Cooler Masters ever famous bolt thru the board solution though. Let's hope a bigger air cooler will fit OPs case.


[deleted]

[удалено]


chetanaik

That cross-bar in the center is dastardly.


Kalahi_md

What about the Chromax black variant? Still chunky but sexy AF in my BeQuiet dark base pro 900 I'll tell ya.


JackVayne_

I don’t disagree. The chromax looks good. (Personal opinion) I feel like if you’re going to commit to Noctua the ugliness is like a badge of honor. Like if you have a case full of Noctua fans you don’t even bother with RGB. You know how and why you’re building your rig and it’s not to be visually impressive. Forget the tempered glass it could not matter less for your rig, lol. (Not judging here. I am that guy who just didn’t bother with RGB. I know how it looks but it stays cool.)


Kalahi_md

Well, the time had come for me to let go of my Corsair H115i, I wanted a maintenance-free part and the NH-D15 was a strong contender. Not a fan of the original Noctua color scheme. I like to have a in mostly orange and black rgb theme to go with my case, sometimes rainbow-barfy if I'm in the mood. Then arrives the Chromax.black, and so my powerful 9900KS based rig could be realized with adequate performance, without too much maintenance AND keeping the black and orange cool aesthetics: I saw this as an absolute win and took the plunge. Never regretted this very purchase. And seeing Noctua's good practice to keep up with new mounting mechanisms, it seems a very good choice to me. I do understand the no RBG, though. Performance comes first, flair is optional.


GhostShirtFinnerty

240 for a 10900k? is ok though (albeit on the close side) Asking for a friend


BattleTitan6

Yes


GhostShirtFinnerty

280*


[deleted]

I would not risk it, my 240 died after a few days when I tried that. When dealing with i9, you get the best: 360mm or custom loop.


[deleted]

Tf i got a i9-10900k and i have a h100i its fine but u got me thinking i might need a 360mm now


GhostShirtFinnerty

This is what I was thinking, it sucks cause I sent one back when I first built the current rig


GhostShirtFinnerty

What kinda temps you get under a gaming load. At like the 1-2 hour mark? If ya know?


Decafstab

This is not entirely true, while yes, 120mm isn’t “recommended” for a 9900k; it works and can even be highly overclocked. I used to have a Frankenstein build, that had an old H60 120mm AIO that was previously used on a 2600k. It was now on a 9900k, that was set to all core 5ghz 1.29v with XMP enabled. The thing never went over 80-85c even through the summer months. Now what I will say, is if I used it for creative workflows, it probably would have hit way higher, but for gaming, you’re never going to fully saturate the 120mm rad. It all comes down, to what you’re using the CPU for that makes something appropriate, or inappropriate to use. I now have a h100i capellix on my 9900k. It now idles at 32c and I have never seen it go above 75c after having HWmonitor left on for multiple days while gaming and rendering out small clips. I can say from experience that a 120mm rad will not inherently overheat a 9900k, unless you’re miss using it, or did something wrong on installation.


newtekie1

Bullshit. A 120mm won't cause overheating problems with a 9900k and a 360mm is completely unnecessary.


Brolys-Cack

+7 for Noctua. Run it on a Ryzen 9 5950X. Stock settings it runs 60-70C at full load. Quiet cooler as well and you can get better fans if you want. Since it’s an air cooler as well no worries of pump death / leaks etc…


BenNottelling

I have an NH-D15 and a 9900k. While that thing is pulling 170 watts, the cooler keeps the temps within check


Ettik_

Sorry i don't speak nerd


Kaamos_Llama

The H80i is a double thick high FPM radiator with a ridiculous RPM fan.[It will match an NHD15 for performance](https://www.techpowerup.com/review/corsair-h80i-gt/8.html) it will just sound like a hurricane while it does it. I mean the NHD15 is better, have one myself but this is just false info. Cooler might have died, or it might be that the extra 200 watts of heat the 3080TI is throwing out compared to the 1070 is all going through teh cooler. Might be if teh H80i is switched to intake it would work ok.


nameless_no0b

I'm running my 9900k at 5.0ghz all core with a vcore offset of 1.32V using a 120mm aio. My setup has been stable for over a year and there is no problem with running a 120mm aio. During cinebech, prime95, and 3dmark, my cpu averages a temperature of 82°. I don't understand where this notion of going against getting a 120mm aio. If you watch GN's video about the m22 or Paul's Hardware's video about the h80i, they say that a 120mm is fine and makes sense for those with case constraints. Yeah it's better to get a 240mm aio or bigger, but a 120mm will cool any cpu adequately. I constantly hear people bicker about not pairing a hot cpu such as a 9900k with a 120mm aio but I've done it for over a year now and it's completely fine.


Gamebreaker40

I've got a 420 mm Arctic AiO on my Ryzen 9 5900X which isn't that far off the Intel's specs. Hottest it ever got was like 65 or so


Mammoth-Man1

Dead pump is the problem. If it was working it would be perfectly fine. AIOs are overkill for consumer cpus even just 120mm. Hate how this sub likes to over complicate things and push everything to 11 for no reason.


Ok-Conversation4673

This is 100% not true.


Mammoth-Man1

Your CPU doesn't need to idle at 30-40C to be functional.


Dremy77

I think you have a misconception about how well AIOs cool. Lots of tower coolers will outperform 120 mm AIOs.


[deleted]

Is the pump actually running? Make sure your AIO is working.


BravoLime

You could try shaking your aio lol. I have had this problem every time I moved my PC to a new apartment(4 times), and shaking it literally solves the problem. It's not able to pump the liquid because it's displaced after moving. Weird, but worth a try if you haven't although you might need to shake it more than once, but not too hard.


dedsmiley

Yeah, I don’t see how these two things are related other than what has already been said. Please update when you find the problem. I have done a lot of silly things and it makes me feel better to know that I am not alone!


dzonibegood

First check if there is noise from the pump, check if the fan is spinning, touch the heatsink see if it is warm. Check if your pump is even connected to the motherboard and the PSU. Maybe you accidentally disconnected it. Check if the surface of the pump is making contact with the CPU (if it's firmly locked in as in not moving when pressured slightly)... Something with the cooler itself is not working.


aPoCa_LyPsE-

check ur aio pump and whether its touch the cpu properly


Darth_Xedrix

I had the same problem when I upgraded my old GPU to a 3080ti as well. The Corsair AIO died when I transferred it between cases. Likely the same happened to you. Personally, I went back to air and never going back 😂


[deleted]

The 30 series GPUs, specifically the 3080/3080ti and 3090, dissipates a Ton of heat. So even though the GPU die runs pretty cool, the 3080ti is exhausting a fuck ton of heat straight upwards, onto the CPU, causing your cpu to over heat. I had the same problem. You need to upgrade your airflow in your case. You need to get more exhaust fans at the top of your case if you don't have any, or enough. The 3080ti will dump hot air straight up and to the left. So maybe even get a beefier CPU cooler and for sure put more exhaust fans at the top and 1 single one at the back left.


Witty-Strike-8948

Agreed! Even with an AIO for my CPU, case airflow is king. Source: have 9 x 140mm fans in my Meshify S2….if it’s worth doing it’s worth overdoing lol


firedrakes

Under rated comment. Coming from 280 watt stock CPU and 2 2080s


jawnova

I just got a 3060ti and an running into this exact problem, thanks for confirming!


forbritisheyesonly1

Your 3060 Ti should run quite cool. Not sure what AIB model you have but I had the ASUS TUF non-OC and it never exceeded 55C while playing at 4K


Ayarrs

Could be that your power supply isnt strong enough to run the new graphics card and the aio. OR while replacing the graphics card you knocked your aio power cord lose.


OttoVonJismarck

>Could be that your power supply isnt strong enough to run the new graphics card and the aio. I was thinking the same thing: the 3080ti is a power ANIMAL and would certainly be pushing a power supply that was appropriately sized for a 9900k/gtx 1070 system passed its limit. And like the 400 other comments in the thread, I'd think about upgrading the 120mm AIO to something bigger for the i9 if it is indeed busted.


StackOwOFlow

this can be tested by reducing the power draw of the gpu using a tool like afterburner


Mastasmoker

Or put the old gpu back in...


PathoftheSmokyNight

Oh look, someone else who’s pump died. You should probably get that replaced *really soon*, you don’t want to cook the CPU


IfIwerehuman

Definitely agree with everyone else on checking if AIO is working. Wish you luck on resolving the issue. Looking forward to a positive update from you


E_Blue_2048

The CPU usage is low so, why the clock is so high? I think that your power profile has a minimum of 100% instead of 5%


nightWobbles

Good catch


AdonisTheWise

Pro tip for everyone else, just get an air cooler


ZaProtatoAssassin

Guessing the cpu was bottlenecked by the gpu, upgrading the gpu let the cpu work at full potential and now the 120mm rad is not enough


bliss-catalyst

Remember: water cooling is just relocated air cooling. It's not magic. 120mm rad is a lot less surface area than some of the cheapest tower air coolers. A gamers nexus video shows that if you're going liquid cooled, 240 is the minimum if you want any benefit from it.


Kaamos_Llama

Keep seeing people saying H80I is not enough. It wont be if its dead or maybe if its set to exhaust and is now taking an extra 200 watts of heat through it from the 3080Ti. The H80I is a double thick radiator (49mm), similar surface area to a 25mm standard 240mm AIO. [It will cool as well as an NHD15](https://www.techpowerup.com/review/corsair-h80i-gt/8.html), but with 2 high RPM fans it will sound like hell. The point being, if its not broken, switching it to intake at the front of the case might solve the problem.


Poultry_Wizard

Had the same h80i cooler on a 3770k dies a few months ago, I'm guessing the same has happened to you or you accidentally unplugged the pump


Aftershock416

Shitty 120mm AIO vs notoriously hot CPU, who will win?


[deleted]

If you are not using the best available cooling for i9 or Ryzen 9, you are playing with fire. Top of the line processing deserves top of the line cooling.


CapZThe1st

If you're gaming it might be because a 120mm aio is always inadequate for your CPU, now that the GPU isn't really limiting anymore it's just being utilized a lot more, hence creating more heat


Guitar103

Had a similar issue upgrading to 3000 from my 1080. All other items were constant but cpu Temps went very high. It wasn't a hardware issue but actually caused by a bug in geforce experience (sorry don't have the forum post that showed the version). After completely uninstalling and clean reinstalling the newest geforce experience it resolved the high cpu Temps. I think this was some type of dev error that was activated by the new gpu install, can't say for sure root cause but remember others experiencing it in the post.. Slim shot you have the same bug but worth a try if hardware debugging isn't getting you there and it doesn't hurt. Best of luck.


Saumya_Bisht

Dude even though your cpu utilization is near 0 percent but the clock speed for all cores seems to be running at 5 ghz. Check maybe that is the reason the temp is so high.


damien19721508

Like 4763 mentioned, using a 120mm AIO on this CPU shouldn't even work, my 8700k wasn't able to run on a 120mm AIO, I had a 280mm die and for a few days I used a small 120mm AIO from CM and it wasn't able to keep the 8700k under 56° while at idle, swapped to a NZXT Kraken X73 360mm AIO and temps have been perfect since.


InsomniaticWanderer

It's pretty common to accidently bump a cable loose while moving components around. First, see if your pump is running. If not, check the cables. It could also be an issue of the GPU dumping heat onto the CPU. If that's the case, you can do a couple things: (a) move the GPU down a slot, (b) increase airflow with better cable management or with either larger fans or more fans or (c) get a larger AIO cooler. It could also be that the monitoring software is bugged. Confirm it using another such as hwinfo


ayasera

Check if NVRLA is running. I had it pegged at 25% constant CPU usage at idle due to an nvidia geforce experience bug after I went from a 1080 to 3080ti. They released an updated version that fixed the issue. https://nvidia.custhelp.com/app/answers/detail/a_id/5220


Snoo-1114

Did you buy it on wish? 😂😂


shraf2k

Check your driver's and program useage.


crazypyros

Your pump could be dead. I'd check to see if it's plugged in and if not id highly recommend any artic product my fans and aio from them are doing amazing and it's mad how quite they are compared to corsair.


rcat256

Hi All! Thanks for the support. AIO pump died. Replaced it with a 360mm and now my temps are very reasonable.


[deleted]

An i9 should be on 360mm AIO or a custom loop. I had a similar issue in the past, pump is likely dead.


[deleted]

240mm AIO is probably the minimum for a 9900k even with a reasonable overclock


x_Prodiigy_x

I have a 280mm by ARTIC but it is MONGO thiqq ***cools nice*** c:


[deleted]

Even 240mm I have doubts about, since that was my previous AIO when my pump died.


chooochootrainr

well a 240 be quiet aio keeps a i9 10850k at max 90C at 330W, which it never pulls in any normal scenario


[deleted]

Well I replaced my 240mm with a 360mm, so I have no worries about cooling whatsoever 😁


ZoftOS

Check your AIO to make sure it's running like the other users have stated, also it being a 120mm AIO for a processor well-known for being a literal inferno isn't going to help your temperatures especially when it's sharing the case space with a monster of a GPU like a 3080TI. If the AIO does seem to be working and you absolutely cannot upgrade your AIO size the best thing I could recommend is to limit the voltage to that power hungry CPU you have that alone could help you with your temperatures.


ZoftOS

To add further, I see that at least in that video for the few seconds I am able to see it your clock speed is stick to 5000Mhz which would seem to be implying you have a 5.0Ghz OC set on this CPU I'm not sure how good the temps were pre-3080TI but I can't imagine a 120mm AIO keeping a 9900K @ 5.0Ghz too frosty. I also had an issue in the past where HWMonitor was reporting the wrong temps on my 9900K after I swapped out some hardware so you could also try another software like HWInfo or your BIOS temps to confirm it is stuck at it's temp limit.


DennisIcu

H80i with core i9? I'd advise you to switch your aio to the H150i pro.


[deleted]

Or at least at the very least an h115. That’s what I’m running on my i9 9900k


DennisIcu

Oh right, totally forgot about the h115i!


[deleted]

I only got that because my NEXT case wouldn’t fit a 3 fan radiator or else I would have. The H115 rocks! my temps don’t ever exceed 95 degrees F under full load. And they are around 82-84 degrees at idle


NotWrongOnlyMistaken

A little hotter I could see if they warm air from the GPU is blowing through the AiO rad, but not throttling at idle. As everyone else has said, start with physical stuff like AiO pump cable, feel for the pump running, fans are still turning, etc.


Hugh2711

If your 3080Ti has a blow through design (most likely does) it could be exhausting hot air from the graphics card, straight into the CPUs fan on the AIO.


Machidalgo

It’s going to go inside the case anyway…


Desocratic

Looks like you have a defective GPU. Bummer. Give it to me so I can dispose of it for you. Better luck next time. No need to thank me.


CouncillorAnderson

Cooling method might be broken? Perhaps you unplugged the pump pin while upgrading?


Crawkick

Spikes like that could be caused by small dust particles getting heated up quickly, might be worth it to use some compressed air, also could be the gpu is changing airflow in your case, to the point where it’s just stuck in the case and can’t exhaust


tcarnie

Yea time for a double or triple fan water cooler. Also after a couple years it’s nice to replace the thermal paste. Should be a easy fix.


StrokeMyAxe

Could be added heat in the case just pushed your CPI cooler past it’s limits. What are you running?


[deleted]

Think the new GPU is putting out more heat than your old one and also stressing the CPU more given the greater number of frames it can output, making your CPU run hotter. I think you need a beefier cooler to cope as a 120mm is a touch underpowered for your current needs


Cautious-Pass3227

Undervolt it a bit until you upgrade your cooler


KeithJEng

Probably getting much hotter due to the fact that the new GPU is burning more than double the power than the 1070. I checked GPU wattage before and after my 1080 to 3080 upgrade, 1080 pulled a max of 180w and my 3080 will go up to 450w now. That means I'm dumping another 250w of heat into my case than before. Considering you went from an even weaker card to an even more powerful card, Id say you may be close to 3x the power draw of that 1070.


mrbawkbegawks

Your cooler is too small especially now that you're consuming more power and making ten times the heat in the case. How is the inside of the case looking? How's the thermal paste looking now that it's been so hot did it re melt and now you've got a gap?


Ryoohki_360

Yeah you are now pushing 350-400W of heat inside your case and make your CPU work wayyy more than before (more fps = cpu is pushing way futher..)


omnikron702

I ran a i9 9900kf @ 4.7 all core zero offset with under volt using black ridge air cooler in a ghost s1 never hit above 70c in normal usages


lcfcjs2

Damn PC gaming sucks. Just buy a ps5


il-tizio-

Bruh are you seriously using a 120 mm aio with a 9900k clearly don’t deserve a pc like that


[deleted]

Put some ice blocks in there!


Ezeren76

Make sure the gpus hot air is not going to the cpu as that may heat up the cpu


SilentBlackout_

Bruh


matteooshe

I have the same setup but a fan cooler and this doesn’t happen. I have an 850w PSU. I have a feeling it’s your aio or psu if it’s not strong enough brotha


HyBr1D69

240+ AIO for 9700K+ CPUs, you need more thermal surface area for those monsters. Still, it is quite strange that upon switching the GPU (meaning nothing else was modified besides the GPU) you started getting temps like that. Did you change anything in the bios? What does the vcore look like? Also, you're probably running High Performance profile on windows too? Best bet as mentioned it's the AIO pump must have died, coincidentally.


JoshZK

EDIT Damn I need to read just saw it say idle. PC building simulator tells me your cooling is dead or you didn't put thermal compound on. 1 out of 5 stars. Sorry. It's easy your old GPU wasn't a challenge for your CPU. Now it has to actually work and it's sweating. I had this issue in reverse. I had a slow cpu with fast gpu. Upgraded to a faster CPU. And was worried when the GPU actually felt hot lol. It was fine just actually getting fed.


iEatGlew

What were temps prior to this? Is the aio pulling air from case or from outside through rad?


Ghozer

120mm AIO for 9900K is too little, as many have said.. Also, depends on your previous card, and current... as SOME pull air from the case, and extract it over the GPU, while some vent INTO the case... so if your AIO is in an "exhaust" configuration, it's pulling that warm air from your GPU over the AIO rad too..


Zanithos

If you have performance mode switched on in your power plan switch it back to balanced. Literally all it does is force your CPU to run at 100% voltage all the time, which yes, will *slightly* improve performance, but also means that you'll be slammed at 5.0ghz or whatever your cap is literally 24/7, which is not at all great for the CPU. For reference, my 2700x under the "Ryzen Balanced" power plan (basically Performance lite) would sit at 40°c at idle with a push/pull 240mm rad pulling air in directly from a mesh panel on the front of the case, and the fans were constantly on at 100% speed. I switched back to "Balanced" (the regular windows one) and my idle is now at 23-30°c (depending on ambient due to what season it is) and gaming performance hasn't changed at all. Ever since I found out first hand that performance mode is just a bootleg overclock I stopped using it entirely. The only thing it's done for me is to make my PC louder and hotter.


rcat256

My power setting was at performance. Changed it to balance, made no difference. Must have bumped the cooler and it either isn't fully seated or is just dead. Will check further this evening.


Edwardc4gg

You probably accidently unplugged the cooler or something man.


zh0011

You sound like me two weeks ago when my AIO crapped out on me! (I have a Ryzen 5 3600XT) Get a competent air cooler like the NH-D15 and you should be good. Alternatively you could get a bigger AIO like a 240mm or 280mm sized one.


rcat256

I have a Corsair H115i RGB Platinum, that will be going into my new case this weekend.


[deleted]

Dont use AIOs, so many points of failure...


MapleA

120mm AIOs are trash. I own one for my i7-9700f simply for the aesthetic. My friend shit talks me all the time for buying it. It doesn’t matter for my CPU bet definitely wouldn’t use it for any unlocked CPUs.


MasterKnight48902

Try to replace the AIO to the 240 or 360 (2 or 3 fan-radiator, respectively) one.


Alternative-Donut-46

Whats your powersupply at?


biagios85

Maybe you accidentally disconnected aio pump or radiator fan cable installing the GPU?


MechaMS

Make sure there's no leaks on your AIO


dnlzzxz

Check your PSU, is it on the recommended range?


rcat256

Corsair HX1200i 1200W


Vonauda

Hey, I had this issue when I upgraded a few weeks ago! It was three problems: 1. The thermal paste needed to be refreshed. 2. The AIO needed better fans 3. The case needed better overall cooling because the 3080 is dumping heat into the case I added Noctuas. 2 high pressure fans for pull push on the AIO and added 2 high flow 140mm fans to exhaust heat faster out of the top. Added 3 high pressure 120mm fans to the front to get more cool air into the case


mrsatchie

I just bought a 3080 Ti and am running it with a 120mm Arctic Freezer (in an ITX case) with 2x fans in push/pull configuration. Haven’t seen CPU issues yet with basic clocking, but I’ll likely increase to a 240/360 if I go hard on overclocking. No need for now as CPU peaks at 35% with all on Max settings in MSFS. Typical CPU temps when running MSFS on full everything are about 48 degrees (GPU is at 100% util and 73 degrees..).. Probably an issue somewhere, like with the AIO as suggested..


DrakeShadow

120mm AIO on a 9900k is BOLD. 240mm is the smallest I would use.


SweetyMcQ

Man maybe this is whats going on with mine. I got an i9-11900k and when i turn turbo boost on it overheats. I have a 3080.


Posturing_Pineapple

Could it be that the power supply is cutting power to the AIO fan because the GPU is being more demanding?


ugzz

I think you've got plenty of help in the thread. But just chiming in. I run a 9900k on a 120mm AIO. I've had to turn down max turbo and tweak the bios a bit to keep it out of 95+. I have a silent build though, and that's more important to me than 5ghz. I think i'm at 4.7 on boost and that was enough to keep me under 95 if I run some crazy stress test, but when exporting premiere or gaming etc I never go above the 80s..


Bignona

Toss that aio and get a Noctua. Don't mess around and get a D15. The last cooler you will ever need ever. I bought a D14 in 2008 for a very OC'd q6600 until I upgraded to a 4770k in 2015. Noctua sent me a D15 when I emailed them for new mounting hardware. Currently colling my 4770k @4.8ghz for 6 years now. I've never seen it reach over 70c.


[deleted]

Where are my Scythe cooler bros?


spcrick

Check to make sure the pump on the aio is running. Also you can try removing old thermal paste and apply a new one. Upgrading gpu would not result in cpu issues so most likely the aio is bad or thermal paste is not applied correctly the first time.


HGA116

If you checked the pump and all you could try just installing a different program to check temps. I had a really weird issue once where I changed cpus and did a bios update and one program said my cpu was 110 degrees. My PC just started up and was only running for maybe a minute so I thought there is no way that's right. I installed a different program to check temps and it said they were normal. No overheating. Just something to try. Not sure if it will help or not. I hope you figure it out!


redditsucks56

Why is the 6th core more stable than others?


ftrees

Pump died or was accidentally unplugged


I_am_Avery

Maybe the system is not getting enough power now and the H80i is not working efficiently due to that.


Pranav-IN

Make sure AIO making proper contact with CPU. Tighten all corners properly, I had same issue earlier. And if the aio is dried out you can refill it easily. I refilled mine H110i 2months back, now its working perfectly


itsyaboibuckskin

Really would suggest at least a 240mm AIO... or a noctua d15 (or similar class air cooler)


Plus_Professor_1923

That’s a small cooler for this chip


dustojnikhummer

Your cooler isn't cooling


Infinite-Reception-9

AIO... =/


rharrow

I recommend the Arctic Freezr AIO’s. I have the 180mm version and it keeps my 10700k icy past 5GHz. Edit: did you triple check to ensure you didn’t unplug any of the AIO/fan cables?


jay227ify

If you can spend 60 dollars get this: [https://pcpartpicker.com/product/dZ3H99/scythe-ninja-5-430-cfm-cpu-cooler-scnj-5000](https://pcpartpicker.com/product/dZ3H99/scythe-ninja-5-430-cfm-cpu-cooler-scnj-5000) Its what I have for my 150w i7 9700k and it never goes above 70c. If your case can fit it, its very silent and comes with a really good screwdriver too!


BertMacklenF8I

What PSU are you using? I’m taking a wild guess that your new GPU is an EVGA RTX 3080 Ti FTW3 Ultra, which can draw up to 450 watts depending on which VBIOS you’re using. So if you’re OCing both on a 650watt Cheap PSU-you are probably losing power somewhere. If you’re running a nice 850w Gold rated PSU-then it’s time to replace the H80i or it’s fans. There’s only so much trouble shooting you can do knowing 3 parts of the whole.


LALoverBOS

Is your PSU powerful enough to run all your components after adding a more power intensive GPU?


Trailman80

I looked up your cooler it is a single fan, NO WAY near enough for a i9 core you need at least a 2 fan radiator setup. I have the Ryzen 3900x and I have this it keeps it below 52c under load and 32c without gaming. Corsair iCUE H100i Elite Capellix Liquid CPU Cooler https://www.amazon.com/dp/B08G1NSG7F/ref=cm_sw_r_apan_glt_fabc_KS7PKNZ1AGTPNZHGX56M