Best Fanless CPU Coolers tested to Build A Silent PC [2021]


Should you get bothered by the CPU cooler noises, you aren’t the one one.

As an individual who’s on his PC all day, I discovered it fairly annoying having to cope with the fixed whirring of the CPU cooler.

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So in the future, I researched one of the best fanless CPU coolers to purchase. And I ended up buying and putting in one.

Belief me after I say it makes an evening and day distinction! It feels contemporary and extra stress-free than ever to make use of my PC now.

It additionally accumulates much less mud, and I wouldn’t have to fret about repairing or swapping one thing as there are not any shifting elements concerned.

Hold Studying, As I’ll information you thru one of the best fanless CPU coolers that I’ve come throughout through the years.

Additionally, Try our expert-recommended finest low-profile cpu cooler in your

7 Greatest Fanless CPU Coolers – Our Advice

You possibly can solely use a fanless CPU cooler in case you are utilizing a low TDP CPU. Because the complete warmth switch course of is passive, it’s unattainable to chill down excessive TDP or overclocked CPUs passively as they require speedy warmth dissipation.

So, when you’ve got a low TDP CPU and need to do away with the fixed noise coming from the PC, shopping for fanless elements can prevent from not solely undesirable sound but in addition from upkeep through the years.

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Listed below are the highest 7 finest fanless CPU coolers:

1.   Silverstone SST Heligon

The Silverstone SST-HE01-V2 – Heligon passive CPU cooler is one of the best passive cooler you should purchase.

A number of the options of the Silverstone SST-HE01-V2 – Heligon:

  • 140mm PWM low noise stage fan included
  • helps each Intel and AMD CPUs
  • broad aluminum fins
  • helps as much as three 140mm followers
  • as much as 300W TDP CPU
  • six soldered heat-pipes

silverstone-heligonCheck Today’s Price of Silverstone SST Heligon ➜➜

This passive cooler excels at each efficiency and sound ranges. Let me inform you the way it does that.

The copper base and the aluminum fins on the heatsink join by way of the six soldered warmth pipes. These warmth pipes are of superior high quality, supplying you with the utmost warmth conductance attainable.

The aluminum fins are designed in order that it’s broad sufficient to attenuate the sound of air touring by means of it. It additionally helps to dissipate warmth shortly.

What’s so cool about this passive cooler is that you should use it as a normal CPU cooler by including followers. It helps the addition of as much as three 140mm followers that rework this passive CPU cooler into an everyday one. It performs fairly effectively like that.

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Right here’s one of the best half:

The utmost TDP help is insanely excessive, as much as 300W. Nevertheless, one wouldn’t merely go together with a passive cooler for such a excessive heat-producing CPU.

The cooler features a 140mm PWM fan, permitting you to regulate the fan pace in response to your CPU temperature or personal preferences. Whether or not you need to run it sluggish for much less noise or run it quick for a efficiency increase, it’s as much as you.

The Silverstone SST-HE01-V2 – Heligon strikes warmth away from the CPU very effectively in PWM mode. The excellent effectivity is the primary purpose why this passive CPU cooler performs excellently throughout the system.

The peak can be not huge, and at 164mm tall, it may match inside most PC circumstances today. The development is of premium high quality. The mounting system will not be that tough, however there’s room for enchancment.

Total, the Silverstone SST-HE01-V2 – Heligon is a first-class selection for anybody on the lookout for a passive CPU cooler.

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Additionally, don’t overlook to take a look at our greatest CPU cooler with display.


  • »works glorious at PWM mode
  • »extraordinarily silent
  • »extremely environment friendly

  • »the mounting system may very well be higher

2.   Nofan CR-80EH

The Nofan CR-80EH is a best choice for anybody on the lookout for a zero noise PC construct.

Some options of the Nofan CR-80EH:

  • a number of warmth pipes
  • utterly fanless
  • most 80 Watt TDP CPU
  • dimensions 155x113x155mm
  • 300g in weight

nofan-cr-80ehCheck Today’s Price of Nofan CR-80EH ➜➜

Because the title suggests, it’s a fanless CPU cooler. It neither comes with a fan, nor does it help including one. The fanless cooler completely depends on exterior airflow to work.

Now the query comes, how does it carry out?

Properly, for a fanless CPU cooler, it performs remarkably. The fanless cooler helps CPUs with as much as 80W of TDP. You may not need to go that far and keep inside 65 Watts TDP CPUs for one of the best outcomes.

Additionally, don’t overlook to take a look at one of the best noctua cpu cooler out there available in the market.

As for the cooling,

The Nofan CR-80EH has an array of aluminum and copper warmth pipes that around the chilly copper plate in circles. These warmth pipes conduct warmth to the air. The entire course of is passive right here.

The Nofan CR-80EH manages to chill down an everyday CPU satisfactorily. Your CPU wouldn’t expertise thermal throttling except you employ a excessive TDP CPU or an overclocked one.

The scale of the cooler can be on the candy spot. It’s large enough to conduct warmth effectively however sufficiently small to suit typically.

I’d advise shopping for the Nofan CR-80EH solely in case you are going for a zero-fan setup with a fanless PSU, GPU, and case. Should you, nonetheless, add some elements to your PC which have followers, it’ll generate some ranges of noise. At that time, it’s higher to go for a quiet CPU cooler than a fanless one.

Try the comparability between CPU cooler vs Case followers.


  • »noise-free
  • »glorious cooling for a fanless cooler
  • »low cost

  • »not for top TDP CPU or overclocking

3.   Mustwell Fanless CPU Cooler

The Mustwell Fanless CPU Cooler is a large passive CPU cooler radiator which you could additionally use with a fan for optimum efficiency.

Key options of the Mustwell Fanless CPU Cooler:

  • 120mm fan help
  • six copper warmth pipes
  • fanless cooling radiator
  • works on Intel LGA 1150/1151/1155/1156/1366/775/2011 sockets

fanless-cpu-coolerCheck Today’s Price of Mustwel ➜➜

You should use this product in two methods. You should use it as a passive CPU cooler with none fan. The six copper warmth pipes switch warmth generously to the aluminum fins to dissipate to the air.

This mode is good for a zero sound setup. There may even be no mud accumulation, in order that’s one other plus level.

You can even use the Mustwell Fanless CPU Cooler as a radiator. It helps mounting a single 120mm fan. This setup will work as a radiator heatsink for the fan, and the fan is accountable for shifting away from the warmth quickly. You must buy the fan individually, although.

Try the cpu cooler with TR4 socket compatibility.

In each eventualities, it performs decently. It’s a passive CPU cooler, in any case. So holding that in thoughts, it cools down the low TDP CPUs fairly effectively.

This single warmth sink doesn’t include any mounting brackets, in order that’s a bummer. Aside from that, for the worth, the Mustwell Fanless CPU Cooler works as anticipated.


  • »steady cooling
  • »multi-purpose use case
  • »low cost

  • »no mounting brackets included

4.   ARCTIC Alpine AM4 Passive

The ARCTIC Alpine AM4 Passive is a best choice for media or workplace PCs that includes AMD AM4 socket motherboard.

Some notable options of the ARCTIC Alpine AM4 Passive:

  • fanless CPU cooler for AMD socket AM4
  • 99 x 70 mm dimensions
  • pre-applied thermal paste
  • black anodizing on warmth pipes

arctic-alpineCheck Today’s Price of ARCTIC Alpine ➜➜

The fanless CPU cooler options black anodizing, which helps it switch warmth from the aluminum warmth pipes to the encircling air seamlessly. It boosts effectivity and quickly transfers warmth away out of your CPU.

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The passive cooler is square-shaped and all-black coloured. It covers 99mm in each size and breadth, and the peak is 70mm. With a weight of 557g, its bodily dimensions permit it to sit down flush on most AMD motherboards. Most PC circumstances can have greater than sufficient clearance for his or her peak.

The model claims the passive CPU cooler can settle down all AM4 CPUs with as much as 47 Watts TDP. However some CPUs would possibly throttle on heavy masses at such energy ranges. So it’s finest to make use of the ARCTIC Alpine AM4 Passive with as much as 35W TDP CPUs with ample surrounding airflow to make sure most efficiency and regular frequency.

Additionally, take a look at our examined quietest cpu cooler in your PC.


The opposite perks that you simply get with a fanless cooler keep legitimate right here. You get a zero-noise CPU cooler, a dust-free atmosphere, and an extended service life since there aren’t any shifting elements right here. The development is inflexible, so there’s nothing to fret about it.

The set up course of is clean since it’s made particularly for AMD AM4 brackets, so there’s no want to switch any brackets. The cooler comes with thermal paste pre-applied, which is a cherry on high.

Total, the ARCTIC Alpine AM4 Passive is a stable selection as a fanless CPU cooler for any AM4 CPU with 35W or much less TDP. It makes it a perfect cooler for many workplace and media PCs which often home such CPUs.

Additionally, take a look at some finest 120mm CPU AIO coolers. Additionally, take a look at some finest 360mm CPU AIO coolers.


  • »appropriate for workplace and media PCs
  • »zero noise
  • »dust-free
  • »simple set up

  • »CPU would possibly throttle at marketed 47W on heavy load

5.   Supermicro SNK-P0046P 1U

In case you are on the lookout for a passive cooler to be used in a Supermicro server chassis, the Supermicro SNK-P0046P 1U would be the most suitable choice for you.

Notable options of the Supermicro SNK-P0046P 1U:

  • 90x90mm dimension
  • helps Intel LGA1155, 1150 sockets
  • designed for Supermicro X8, X9 1U servers, and above
  • for use with Intel Xeon CPUs, E3-1200, or Core i3 collection

supermicro-snkCheck Today’s Price of Supermicro SNK-P0046P 1U ➜➜

The passive cooler is made holding Supermicro server chassis in thoughts. Nevertheless, the 90x90mm footprint makes it appropriate on most common PC circumstances and HTPCs with Intel motherboards.

To be extra exact, it’s supposed to be used in Supermicro X8, X9 1U, and above server chassis. It helps Intel CPU sockets LGA 1155, 1150. Socket LGA 1151 additionally appears to work for many circumstances.

Being a passive fanless cooler, you shouldn’t use the cooler with high-TDP CPUs. You should use it safely with the Intel Core i3 collection or the Intel Xeon E3-1200 collection or such.

For the CPU households talked about, the Supermicro SNK-P0046P 1U outperforms the inventory Intel cooler. It’s a win-win state of affairs as you get extra cooling and extra efficiency and 0 noise from the CPU cooler.

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The most effective half?

There’s zero upkeep and dirt since there are not any mechanical elements. It’ll additionally final you longer because it gained’t have any put on and tear.

The fanless cooler manages to offer a gentle efficiency because of its effectivity in passive cooling. The value can be loads cheaper than most first rate CPU air coolers, so it’s fairly a bang for the buck.

So, in case you occur to rock a 1U server chassis with Intel Xeon CPU or an HTPC with an Intel i3 CPU, get the Supermicro SNK-P0046P 1U. It’ll prevent cash whereas delivering higher efficiency at zero noise and upkeep.

Observe our information to repair CPU cooler clicking noise with none problem.


  • »noise-free CPU cooler
  • »maintenance-free lengthy service
  • »glorious cooling efficiency
  • »regular CPU efficiency

  • »not designed for AMD CPUs

6.   Haudang Fanless CPU Cooler

The Haudang Fanless CPU Cooler is yet one more multipurpose passive CPU cooler.

High options of the Haudang Fanless CPU Cooler:

haudang-fanlessCheck Today’s Price of Haudang ➜➜

Like its brother, the Mustwell Fanless CPU cooler, the Haudang Fanless CPU Cooler has its dual-use case. You should use it as a passive CPU cooler with none fan and a radiator with a mounting fan.

The six copper warmth pipes switch warmth effectively to the aluminum fins on the high, the place the warmth will get dissipated passively by surrounding airflow.

If you want to make use of it with a fan, the Haudang Fanless CPU Cooler can mount a single 120mm fan. The warmth sink will then carry out extra effectively as it’ll switch extra warmth in much less time. It may be useful to the place you might be utilizing a barely larger TDP CPU.

Additionally, take a look at our knowledgeable’s advisable finest cooler grasp cpu coolers.

Regardless of the use case could also be, because it’s a passive cooler, it isn’t appropriate for processors with larger TDP. In order that’s one thing to notice when you are purchasing for it.

It’s higher than its brother, the Mustwell CPU cooler as a result of it comes with a mounting bracket. It’s much more handy than having to purchase a appropriate mounting bracket individually.

Aside from that, the Haudang Fanless CPU Cooler’s construct high quality is first rate with stable copper and aluminum building. The value can be justifiable and comparatively low cost for one thing of this caliber.

Try the simplest option to repair CPU cooler not lighting up.


  • »first rate cooling
  • »adequate for decrease TDP CPUs
  • »mounting bracket included

  • »works solely on low TDP CPUs

7.   Dynatron R8

The Dynatron R8 is likely one of the finest passive CPU coolers designed for 2U or bigger servers.

Key highlights of the Dynatron R8:

  • helps Intel Sandy Bridge EP/EX CPUs with LGA 2011 socket
  • dimension good for 2U servers or above
  • sq. cooling fan
  • 80x80mm mounting gap distance
  • supported TDP of as much as 160 Watts

dynatron-r8Check Today’s Price of Dynatron R8 ➜➜

The passive cooler is a superb selection for any Intel Sandy Bridge server processor. The EP or EX collection processors with low TDP are appropriate for it.

Don’t overlook to take a look at the checklist of one of the best cpu coolers for LGA 1200 socket compatibility.

The footprint of this cooler permits it to suit any 2U servers or above. With a robust airflow from the chassis fan, it may do a stellar job of cooling the CPU.

The CPUs supported by this passive cooler usually don’t produce a lot warmth. So for such CPUs, it’s sensible to go together with a passive cooler as an alternative of an everyday CPU cooler to realize a silent server chassis.

The fanless cooler’s building feels rock-solid with a copper base and warmth pipes and aluminum fins on the heatsink.

Now in regards to the mounting state of affairs,

The mounting gap distance is 80x80mm making it appropriate for a sq. LGA 2011 socket motherboard. Nevertheless, no mounting brackets are within the package deal, and it’s important to purchase them individually.

All in all, I’d strongly counsel the Dynatron R8 for the LGA 2011 socket server processors in a 2U or up chassis. The efficiency is steady, and there’s no CPU noise, so it’s a no brainer. The cherry on high is that it additionally comes with a minimal price ticket.

If you wish to overclock your CPU, listed here are some superior price range finest cpu cooler for overclocking.


  • »steady cooling
  • »low cost
  • »works as marketed

  • »no mounting brackets included

Last Ideas

Among the many fanless CPU coolers, which one picked your curiosity? I’d go for the Silverstone SST-HE01-V2 – Heligon any day for its excellent reliability. If I need a zero-noise configuration, the Nofan CR-80EH can be an ideal possibility.

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