Going Passively cooled on Ryzen 5 5600X and GeForce RTX 3080 with Turemetal UP10 Chassis

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I really admire the dedication (and even the aesthetic to a degree), but question the overall practicality of it. I too would like nothing else than to ditch as many noisemakers in the PC as possible, but...
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Allways wanted passively cooled PC... but my 1kW PSU says NO 🙂
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Cool thing, but too expensive to make sense for me personally.
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NOW we're talking. No moving parts to degrade over time. A dream come true. Hope it gets reviewed.
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Other than bragging rights, why downclock a 3080 instead of just using a 3070? Anyway, for most uses there are plenty of very quiet 140mm fans availible now.
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Stairmand:

Anyway, for most uses there are plenty of very quiet 140mm fans availible now.
Yes but one fan can sound differently in different cases and that can be a problem. Not to mention specific RPM where there can be resonance or other things. It's unfortunately not an exact science.
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Pepehl:

Allways wanted passively cooled PC... but my 1kW PSU says NO 🙂
big psus are the easiest to run passively my 850w unit hardly ever spins with a 240w pc under gaming load. with a 3080 tho - it's gonna be hard.
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"Not to mention specific RPM where there can be resonance or other things." My point was really that running a large fan at 300-400 rpm constant just to create a bit of airflow is alot easier than fully passive.
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What I find impressive is that dude can do computer work in an office with a room temperature of 13.6°C. I'd rather have at least 20°C, even if I had to place a big fan with slow RPM next to the PC.
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Pepehl:

Allways wanted passively cooled PC... but my 1kW PSU says NO 🙂
id say you have other temp issues if its spinning that hard.
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Such an effort is admirable. That said… going full retard on passively cooling is not really necessary to get a silent PC. I have a system wtih 3 low rpm noctuas as case fans, cpu is passively cooled, and the system is completely inaudible even in my bedroom at night.
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Stairmand:

"Not to mention specific RPM where there can be resonance or other things." My point was really that running a large fan at 300-400 rpm constant just to create a bit of airflow is alot easier than fully passive.
With 300-400 rpm fans you will not get adequate airflow on any standard heatsink so you gotta go big (or low power) or go home. Also with any moving parts you wont achieve "silence". It has to be under quotes because what is silence? Not being audible to you, not being audible in that room, not being audible to >80% of ppl? Its tricky. This case can claim silence (without quotes) because it does not introduce any new sound whatsoever. No matter how low the fans are they are introducing something. What you hear the most is actually air turbulence, not fan motor, so if theres movement, theres noise. How much that matters is highly subjective. This is basically no compromises solution (as far as sound goes) and as that, its a good one, i applaud it. Its definitely not for everyone but then neither is Koenigsegg Agera. Have you ever driven such a car? Its horrid on everything but speed. Same deal here, its heavy, huge and will get very hot when working but is it truly silent? You bet.
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I think linus made a good video about this case a while back its not exactly new but at 800$ I don't know how anyone could justify that price I had a hard time paying 250cad for a case lol
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Sadly i think that coil whine is just going to take over, when the fan noise disappears, a lot of cards have it, it is just drowned out by fan noise. I need to keep my card below 200 FPS and i still use air cooling.
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PPC:

With 300-400 rpm fans you will not get adequate airflow on any standard heatsink so you gotta go big (or low power) or go home. Also with any moving parts you wont achieve "silence". It has to be under quotes because what is silence? Not being audible to you, not being audible in that room, not being audible to >80% of ppl? Its tricky. This case can claim silence (without quotes) because it does not introduce any new sound whatsoever. No matter how low the fans are they are introducing something. What you hear the most is actually air turbulence, not fan motor, so if theres movement, theres noise.
He didn't say anything about a standard heatsink. You don't need a lot of airflow to make a dramatic impact on temperature. 300-400RPM is nearly silent and would offer enough airflow to not make such a gargantuan heavy+expensive heatsink necessary.
How much that matters is highly subjective. This is basically no compromises solution (as far as sound goes) and as that, its a good one, i applaud it. Its definitely not for everyone but then neither is Koenigsegg Agera. Have you ever driven such a car? Its horrid on everything but speed. Same deal here, its heavy, huge and will get very hot when working but is it truly silent? You bet.
There are actually ways where you can have even less compromise than this solution. The most common one is to have your PC in another room, so you can have high performance, low cost, and no noise. During the summer, this would also allow the heat to be dissipated in a different room where you don't have to be in. With USB 4 around the corner, you can get by with having a single cable run through the wall that you can daisy chain to your display and peripherals. Where USB 4 isn't an appealing option, there's also Bluetooth. In other cases, high-speed networking is much more affordable than it used to be. You could always get a silent thin client if the computer is otherwise too far away. I personally have considered setting up something like this since I have plenty of room in my basement, but, I just don't care that much about fan noise. As long as the RPM is constant and not too high-pitched, it's easy to tune out after a matter of minutes.
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I've learned to live with very minor fan hum instead, if you go for actual silence, coil whine shows up, some noises help mask other more annoying noises
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Francesco:

Such an effort is admirable. That said… going full retard on passively cooling is not really necessary to get a silent PC. I have a system wtih 3 low rpm noctuas as case fans, cpu is passively cooled, and the system is completely inaudible even in my bedroom at night.
Nice. Components?
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schmidtbag:

He didn't say anything about a standard heatsink. You don't need a lot of airflow to make a dramatic impact on temperature. 300-400RPM is nearly silent and would offer enough airflow to not make such a gargantuan heavy+expensive heatsink necessary. There are actually ways where you can have even less compromise than this solution. The most common one is to have your PC in another room, so you can have high performance, low cost, and no noise. During the summer, this would also allow the heat to be dissipated in a different room where you don't have to be in. With USB 4 around the corner, you can get by with having a single cable run through the wall that you can daisy chain to your display and peripherals. Where USB 4 isn't an appealing option, there's also Bluetooth. In other cases, high-speed networking is much more affordable than it used to be. You could always get a silent thin client if the computer is otherwise too far away. I personally have considered setting up something like this since I have plenty of room in my basement, but, I just don't care that much about fan noise. As long as the RPM is constant and not too high-pitched, it's easy to tune out after a matter of minutes.
Ha, youre preaching to the choir, i have my comp in another room for 2 years now, it is the best and most cost effective solution provided you have the space and your computer spot is suitable to be on the other side of the wall. Basically what made me do it was coil whine. 😀 As someone mentioned, the lower you go the more noticeable they become, provided you have a low enough noise floor but then again if you dont whats the point of silent computing. As i said, this has its place. Its very limited and not at all cost effective but if you dont want to go "spare bedroom" route and want to have your computer near the desk and want it also dead silent then this is basically the only option, going full passive. You can do mid range build fully passive with serial components easy, high end, not so much. The problem with 300-400 rpm fans is that they do not push enough air to actually go thru any form of finstack and while you do have active fans they are basically used in the most inefficient way possible. Thats why you never seen a production cooler that has its max rpm at 400. You can watch these videos for clarification. [youtube=6Kz1Juy471c] [youtube=chNM_nntwKU]
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Noisiv:

Nice. Components?
Case is MetallicGear NEO Qube. I have two fans at the bottom and 2 and the top (they used to be 3 in total, but I admit I added a forth recently, even if temps didn't change that much). Fans are NOCTUA and run at about 600-700 rpm. CPU is ryzen 4650, I undervolted it slightly. Integrated GPU. There is a direct airflow, with no restrictions of any sort, from bottom to top of the case passing through CPU heatsink which is a simple noctua NH-U9S where I just removed the fan. I often leave the system rendering for days as a support machine to my main system (which is in another room) and believe me if I say I just can't hear it even if it's in my bedroom during night. Temps can raise a little but never go above 75-80c. I know there's no dedicated GPU working, the point wasn't that I'm doing better than this admirable case, the point is that you will have an hard time hearing a bunch of quality low rpm fans in a closed case with good clearance and cable management, so putting so much effort in having 0 fans, while admirable, is a little wasted.