Best CPU Cooler for i9 9900K in 2021

First released in 2019, the Intel i9-9900K is one of the best flagship models from the brand’s vast range of graphics cards. There might be better models available on the market but the i9-9900K still has the processing power and features to keep it afloat amidst so much competition.

To ensure that your core processor functions the best way it can, it is imperative to combine it with the best CPU cooler so that it can get the best overclocking and performance and stay level no matter what you throw at it! In today’s review, we are going to look at a list of the best CPU coolers for the i9 9900K with a selection of both liquid and air-based coolers.

CPU cooler for i9 9900K

We have compiled this list for your convenience but if you find yourself pressed for time, check out the Scythe Fuma 2 CPU Air Cooler which has an asymmetrical design and 6 heat pipes in place for enhanced cooling. If that isn’t enough continue reading and check out our FAQ section towards the end!

CPU cooler for i9 9900KFeaturesCheck Price
Noctua NH-D15 CPU Cooler Expanded heat-pipe layoutCheck Price
Scythe Fuma 2 CPU Air Cooler155mm tallCheck Price
be quiet! Dark Rock CPU cooler24.3DbCheck Price
Le Grand Macho RT CPU CoolerBlack anodized top finCheck Price
EK 360mm CPU CoolerHigh-quality materialsCheck Price
EVGA CLC 280mm CPU CoolerClassy designCheck Price
Corsair Hydro Series CPU CoolerEasy to installCheck Price
Fractal Design CPU CoolerSound dampening materialsCheck Price

1. Noctua NH-D15 CPU Cooler 

Premium CPU Cooler with 2X NF-A15

Quick Features

  • Six heat-pipe dual tower design
  • 64mm clearance
  • Two NF-A15 140mm fans
  • Better heat-distribution
  • Superior airflow

Pros

  • Expanded heat-pipe layout
  • Compatible with high-end RAM modules

Cons

  • Not as durable

The Noctua NH-D15 CPU Cooler is our first pick for the best CPU cooler for the 19 9900K as it comes with a broader layout for its heat-pipes. It has 6 dual tower designed ones which ensure that the airflow is better along with the heat distribution.

The expanded heat-pipe layout along with the additional2 NF-A15 140mm fans with PWM support ensure that it grants complete control over the speed automatically.

It comes with recessed lower fins which are pretty stylish and has 64mm clearance for tall memory heatsinks. These features ensure that this CPU cooler is completely compatible with all high-end RAM modules which are currently available.

2. Scythe Fuma 2 CPU Air Cooler

CPU Air Cooler Review

Quick Features

  • Asymmetrical and cutout design
  • Dual heatsinks
  • Fans with 6 heat-pipes
  • cut-out fin

Pros

  • RAM zoom compatibility
  • 155mm tall

Cons

  • None

Moving on, we have the Scythe Fuma 2 CPU Air Cooler which again is a great option for the best CPU cooler for the 19 9900K with its specialized features which ensure you can get to higher overclocking speeds in no time while maintaining the cooling capability.

One of the coolest features is its impressive asymmetrical and cutout design which allows for the optimum level of space for its memory slots and also ensures compatibility with RAM zoom. It is fitted with 6 heat-pipe fans which get you a complete distribution of heat and the best airflow.

With its dual heat sinks, it gets to an average of about 155mm in height and this makes it the optimum height for most computers. The addition of the cut-out fin ensures you get the best memory compatibility as well.

3. be quiet! Dark Rock CPU cooler

Best CPU Cooler i9-900k

Quick Features

  • For overclocked systems
  • Seven 6mm copper heat pipes
  • Black coating with ceramic particles

Pros

  • 3 fans
  • 24.3Db
  • Smooth 6-Pole motors
  • Front silent Wings

Cons

  • Not easy to install

Up next we have the be quiet! Dark Rock CPU cooler is another decent contender for the best CPU cooler for the i9 9900K as it is fitted with 3 premium fans which help it get the best possible airflow while also ensuring that it has quiet operation.

This high performance means that this device is one of the best if you have a demanding workstation or want to overclock your system. There are also 2 Wings PWM fans that contain fluid-dynamic bearings which also ensure such a noise reduction.

The Pro comes with 7 advanced copper heat pipes that are only 6mm in length and this allows them to increase the heat conductance. Finally, the innovative black coating which also has ceramic particles also has a huge part in successful heat transference and dissipation.

4. Le Grand Macho RT Cooler

CPU Cooling Fans

Quick Features

  • Enlarged copper base
  • Seven heat pipes
  • Silent cooling replacement
  • Motherboard Compatibility with AMD
  • 300watt thermal design power

Pros

  • Long neck screwdriver included
  • Nickel plating
  • Black anodized top fin

Cons

  • Primarily for AMD sockets

The Le Grand Macho RT Cooler and it’s one drawback are that it is most compatible with only AMD sockets. Other than that, however, it gets you an almost inaudible and silent performance. You get to work with Active cooling features which allow it to reach around300watt.

The design is in a way that it has an enlarged copper base for complete contact with almost all different CPUs. Even the motherboard compatibility is best with AMD.

It is super easy to set it up since it comes with its longneck screwdriver in the package so that mounting becomes easier. It has 7 heat pipes and comes with both a black anodized fan and nickel plating which makes it sturdy and stylish all in one.

5. EK 360mm CPU Cooler

Liquid CPU Cooler

Quick Features

  • State of the art engineering
  • Better cooling efficiency
  • Lower running temperatures
  • Custom designed monoblock
  • Has Vardar S fans
  • Custom-loop grade pump

Pros

  • High-quality materials
  • Compact
  • User-friendly

Cons

  • None really

The EK 360mm CPU Cooler is next up on today’s list and this is one of the best liquid coolers for your i9 9900K since it has the most advanced engineering features. Not only will you benefit from its more efficient cooling properties, but you will also be able to work better with less noise output and quiet operation.

You will be able to work better with lower running temperatures, and thanks to the fact that it is an industry leader in terms of its innovation, this product is one of the best liquid coolers available out there.  It is made using durable and high-quality materials and engineering are high-grade to meet your demands.

Not only is it fitted with its strong Vardar S fans which ensure optimum airflow levels and speeds, but you also get the perfect pump capabilities since the device is designed with the brand’s monoblock design as well.

6. EVGA CLC 280mm CPU Cooler

LED CPU Liquid Cooler

Quick Features

  • Comes with a software suite
  • Has an EVGA fan design
  • Offers quiet performance
  • Has RGB effects

Pros

  • Classy design
  • RGB LED
  • 20db

Cons

  • Not as durable

Next, we have the EVGA CLC 280mm CPU Cooler and its impressive array of features make it a strong contender for the best CPU cooler for the 19 9900K. The best feature is that even with such extreme cooling performance, it still works with completely quiet performance with a noise level for the pump at a mere 20dbs.

This noise reduction is also guaranteed with the aid of the EVGA fan design that ensures peaceful use with all the power you would expect. It also comes fitted with the software suite which can ensure that the EVGA flow control and AIO’s are managed and controlled optimally.

Perhaps the best feature of this device is its advanced RGB capabilities which means that this cooler from EVGA is both stylish and offers custom lighting performance. It is especially great for all users who love the lighting effects but can’t splurge as much to invest in a separate system. The RGB LEDs that come fitted in this system can also be hooked up to the other different RGB components.

7. Corsair Hydro Series CPU Cooler

RGB AIO Liquid CPU Cooler

Quick Features

  • 360mm radiator
  • Low noise cooling performance
  • RGB LED pump head
  • iCue software
  • Customized lighting
  • Monitoring temperatures
  • Adjust fan speeds

Pros

  • 120mm ML magnetic levitation PWM fans
  • 25 dB of noise
  • Easy to install
  • RPM fan mode

Cons

  • None really

Next, for the best CPU cooler meant for the 19 9900K, we have the Corsair Hydro Series CPU Cooler which is an RGB liquid CPU cooler that comes fitted with a ton of amazing features that includes a 360mm radiator. This has been made especially to ensure the best and most quiet operation possible.

Take control of the lighting modes with the RGB LED pump head. For the best airflow performance, there are 3 120mm ML Series magnetic levitation PWM fans and even though they are high performance, they don’t produce more than 25 dB of noise. This means that you also get to work or play with complete peace.

Thanks to the addition of the smart iCue software, you can control the fan speeds, adjust the lighting, and keep an eye on the CPU temperature as well. The entire cooling system is very easy to set up and install and it is completely compatible with newer CPU sockets making your life easier.

8. Fractal Design CPU Cooler

Silent Liquid CPU Cooler

Quick Features

  • Smart dual mode
  • Has cutting edge advancements
  • Offers extreme cooling performance
  • Grants minimum noise output
  • Intelligent auto mode
  • PWM mode

Pros

  • Dynamic X2 PWM fans
  • Maximum airflow
  • Sound dampening materials

Cons

  • Not easy to install

To end off our list for the best CPU cooler for 19 9900K, we have the Fractal Design CPU Cooler which comes with its proprietary Dynamic X2 PWM fans which are capable of extremely efficient cooling performance thanks to a wider speed adjustment range which is between 500 to 2000 RPM. This also means that it can get you the quietest operation so your experience is seamless and disturbance-free.

It comes fitted with a smart dual mode with efficient speed controls that are user-friendly and good enough that it allows for complete control over the product. The best thing about this device is the different modes it grants such as the PMW mode which is manual control over the pump and fan speeds or the intelligent auto mode which is all about convenience.

If you will be getting a heavier use out of your PC, this cooler also ensures maximum airflow for an enhanced experience. This device has been made with the best quality materials which also have sound dampening properties that lower the noise but also get you the best cooling capabilities.

Faq’s

What is the best CPU cooler for i9 9900k?

There are a ton of options for the best CPU cooler for 19 9900K that we think should be considered but our top pick is the NZXT Kraken X72 AIO Liquid Cooler. This is mostly thanks to the safety and high-performance features that this device comes hooked with. To start with, there are stretchable nylon-coated tubes which ensure that the entire experience is completely safe.

If you want a system that works overtime, then what better cooler to facilitate extreme overclocking than the Kraken? That’s all thanks to the fan that it has a very specialized design and both the pump and its fan are regulated with the aid of an equally specialized pump. The fans on this cooler are meant for high-performance execution whether it is with quiet operation, advanced cooling action, or even longevity, this device has it all.

 Does i9 9900k need liquid cooling?

When looking to buy the i9 9900K, the user should be well aware that this is a high-end eight-core and sixteen thread processor and it is also a flagship model after all. This means that it can go above and beyond the standard 5GHz limit.

However in this case you might not necessarily need liquid cooling if you only mean to overclock, air coolers are far better equipped to handle the cooling.

 How hot should i9 9900k run?

The i9-9900K is a very high-end and heavy-duty device that runs extremely hot especially if you want to use it for demanding games or algorithms. The problem is when it might reach 90 Celsius temperatures because it does run pretty hot! With an average powered tower cooler with air, it might get above 90 degrees.

Verdicts

In conclusion, these were our top 8 picks for the best CPU cooler for the 19 9900K in terms of their pros, cons, and basic features. We hope that we have made your search for the best product for your system much easier and you are now equipped with the tools to make the best decision!

Nick Miller

It's Nick Miller a 25 year old tech enthusiast and senior editor at Flexgate, i try to make tech simple for the everyday person. You will find review about tech, tools and Computer hardware here.

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