Best CPU Cooler for i7 9700K in 2021 [Expert Reviews]

Are you the one who is having troubles finding the best CPU cooler, especially for i7 9700K? If yes, then you will get several ideas in this article. In general, i7 9700K comes at the top recommendations for many people regarding the computer processor. Therefore, the ultimate functionalities of this processor sometimes overheat the computer, which makes the situation annoying.

After reading thousands of comments on forums and blog posts, we decided to cover as many great coolers for you as possible. So without wasting further time, let’s start talking about the best CPU Cooler for i7 9700K.

List of Best CPU Cooler for i7 9700K

NZXT Kraken Z63 280mm - RL-KRZ63-01 - AIO RGB CPU Liquid Cooler⭐⭐⭐⭐
Dark Rock 4 CPU Cooler⭐⭐⭐⭐⭐
Fractal Design Celsius S24⭐⭐⭐⭐
Corsair Hydro Series H60 AIO Liquid CPU Cooler⭐⭐⭐⭐⭐
Cooler Master MasterLiquid LC240E RGB Close-Loop AIO CPU Liquid Cooler⭐⭐⭐⭐⭐
Noctua NH-D9L⭐⭐⭐⭐
EVGA CLC 240mm⭐⭐⭐⭐⭐
Cryorig R1⭐⭐⭐⭐
Thermaltake 7-bladed 92mm⭐⭐⭐⭐⭐
Scythe Big Shuriken 3 CPU AIO Cooler⭐⭐⭐⭐⭐

NZXT Kraken Z63 280mm – RL-KRZ63-01 – AIO RGB CPU Liquid Cooler:

Key Features:

  • 280mm radiator.
  • 2.36’’ LCD screen.
  • 2 x 140mm fans.
  • Customizable RGB lighting.

Most Draining applications are the top reasons for a CPU cooler to get overheated. In that case, NZXT is the best cooler that you would consider in terms of performance and stability. The alteration made on this CPU Cooler helps the system processor to remain collected and cooled.

Thanks to the Fluid Dynamics bearings and Chamfered Intake of this cooler, which increases the overall performance of the CPU for anyone using i7 9700K. Meanwhile, the Installation of this processor is not more complex as compared to other systems.

The Liquid material used in this cooler helps distribute consistent cooling to every part of the CPU, even in the blockage areas, making the processor run efficiently and effectively. Whether you are streaming HD videos, editing videos, or playing games, the NZXT Kraken Z63 280mmhelps in stabilizing the Temperature of the CPU. So that, the system would never hang or shut down.

  • Supports both AMD and Intel.
  • Outstanding Cooling performance.
  • Large Radiator.
  • Quiet Asetek Pump.
  • Costly.

Final Verdict:

The NZXT Kraken Z63 280mm is costly; however, it doesn’t make sense to not purchase this CPU cooler for i7 9700K. You can Play high-level games, Edit long videos, and work on other critical draining applications without any issues.

Dark Rock 4 CPU Cooler:

Key Features:

  • Six Copper heat pipes.
  • 3-years manufacturer’s warranty.
  • Brushed Aluminum top cover.
  • Wave-contoured cooling fins.
  • 135mm PWM fan with 120mm additional fan support.

Dark Rock 4 looks and outstanding color combination fascinates thousands of customers online. However, that’s not the only thing that you need to consider when purchasing this CPU cooler for i7 9700K. It also comes with a message, which says that you will get optimal performance and silence in the product.

This great CPU cooler comes with six high-quality copper heat pipes whose size is around 6mm to increase the Heat Conductance. Meanwhile, the manufacturers left a small dot on the cooling fins that keeps the air circulation equally divided to every end of the system. Hence, not a single portion of the CPU remains heated.

Silence is an essential thing considered at the time of making this CPU Cooler. Why? as most of the time, people get stressed out with the noise of Fans due to overheated CPU Components. Hence, the 200W TDP available in this CPU cooler ensures that every high-end task performs on this CPU will always put a low temperature in the system so that the CPU will remain cool and calm even in the peak tasks.

The mounting system always becomes a primary reason for all the i7 9700K users. However, Dark rock identified that problem and provided an easier way to mount the Cooler system. Now, even a newbie would easily install it without any issues.

  • Long term warranty.
  • Beautiful design.
  • Low noise.
  • Quality Build.
  • The Mounting system is easy.
  • Heavy and Large.
  • It hangs on DIMM Slots.

Final Verdict:

If you are like those who always demand silence in your PC juggling complex and draining applications, you should purchase a dark rock 4 CPU cooler for yourself. The product comes with all those features that make it the best CPU cooler for i7 9700K in better and noise-free performance.

Fractal Design Celsius S24

Key Features:

  • Factory Filled Open Loops.
  • 2 x 12mm Celsius kit.
  • 20 dB noise level.
  • 12 Volts.
  • 17 x 15 x 13 inches size.

Fractal Design Celsius s24 is the type of CPU Cooler that might not fascinate any user in fancy appearance. However, it has all other attributes that make it a mandatory option for those demanding a better CPU cooler fori7 9700K.

First of all, the most impressive thing about this CPU cooler is the affordable rates. Therefore, anyone short of budget and demands a high-performance CPU cooler can purchase it without any issues. The thermal results of the CPU cooler are tremendous, which makes it a mandatory choice for lots of users. Even in high-temperature testing, this product has fascinated the users with its outstanding functionalities to keep the system as cooler as possible. It maintained the Temperature to around 25 degrees centigrade after putting much load by using different applications simultaneously.

  • Exceptional Clearance.
  • Solid warranty.
  • Quality Build.
  • Budget-Friendly.
  • Limited Fan hub.
  • Fixed Pump Fittings (Non-removable).
  • Boring Design.

Final Verdict:

You may want a professional look or extra feature in an all-in-one liquid Cooler. Also, performance and noise levels are the most important things that you never sacrifice. If that’s the case, then Purchasing Fractal Design Celsius s24 will be the best choice for you.

Corsair Hydro Series H60 AIO Liquid CPU Cooler

Key Features:

  • Easy Mounting.
  • More controlled, Quieter, and Cooled.
  • 120mm Radiator.
  • Efficient Cold Pump and plate.
  • It dynamically adjusts the fan speed.
  • High Density but slim Radiator.
  • Supports both AMD and Intel.
  • LED Lighting.

As said earlier, RGB is the rage in the current time that most people prefer to have in their i7 9700K system processor for better cooling. However, such type of cooler does come with huge investments. If you don’t prefer fancy products and prefer to pay less for better performance, Corsair H60 120mm is the best choice for you.

The Block Control of this CPU cooler is pretty much similar to other coolers released by the manufacturers, such as H150i and H115i Pro RGB coolers. On the other hand, the H60 120mm CPU cooler comes with all relevant and recent socket support except for TR.

The cable is pretty much straightforward; however, it has split over two SATA power plus along with a three-pin that pretty much ensures that you would have it for the pumped predominance. Apart from that, CORSAIR comes at the top of the list to design and develop one of the world’s best liquid cooling systems. Hence, you will never get fraudulent or poor services from them in any case. Every penny you would spend on this product will bring out the outcome.

  • Easy Installation.
  • Socket versatility.
  • Pump Noise is low.
  • Long term cooling performance.
  • Doesn’t come with additional fan.

Final Verdict:

Corsair is one of the best manufacturers of CPU cooler in the whole world. Most of the top-notch gamers tend to use their CPU cooler to keep the temperature of the CPU optimal. Therefore, it would be better to consider it the best CPU cooler for I7 9700K.

Cooler Master MasterLiquid LC240E RGB Close-Loop AIO CPU Liquid Cooler

Key Features:

  • Dual MF120R RGB Fans.
  • RGB Lighting.
  • Liquid Cooler.
  • Dual Chamber RGB Pump.
  • Water Cooling Method.
  • 50 Wattage.
  • 31.5 dB.

Cooler Master is famous worldwide for designing the CPU cooler that provides better performance and unique fanciness in the product. Similar is the case with Master liquid LC240E that comes with an RGB functionality that makes the CPU cooler outstanding for various i7 9700K users.

Starting from the Socket Support, so the manufacturer has provided a tremendous amount of versatility. Now, people would easily consider it for both Intel and AMD-type processors. Not only that, but it has provided the same options for numerous AMD and Intel processors in a single socket.

The second outstanding thing about this product is the Tubing; the manufacturers have made it pretty much sleeved here. It means that now the liquid flowing of the CPU coolers will remain evenly distributed to all CPU ends. How? Well, they have used an FEP module tubing.

Even in the higher load times, the MasterLiquid LC240E ensures perfect noise flow and air distribution to the CPU. It has become possible due to the 120 mm fans with dual pump, which brings efficient cooling.

  • Compatibility of RGD LED motherboard.
  • Thin Heat Exchanger.
  • Replaceable fans.
  • Pre-installed amd and intel Accessories.
  • At 100 rpm, its fan is noisy.

Final Verdict:

The expensive liquid coolers and Masterliquid LC240E performance are almost identical. Hence, it would be a better option for anyone to spend less and get the same high-quality features.

On the other hand, the only negative thing about this product is the instructions that are not written clearly for the user in the box.

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Noctua NH-D9L

Key Features:

  • 12 Volts.
  • Fan Cooling method.
  • 1.2 Watts.
  • NF-A9 PWM premium Fan.
  • Secufirm2 Mounting Kit.
  • 110mm height, 95mm width, 95mm depth (Without fan).
  • 110mm height, 95mm width, 95mm depth (With fan).
  • Aluminium cooling fins.
  • Copper heat pipes and base.

The Noctua NH-D9L is famous in the market for its compact size. You would quickly put it in front of the mouse, and the size or height of both of the items would not make any difference. That’s the beauty, making this tiny CPU cooler a preferable one in the market.

Meanwhile, this small CPU cooler comes with brilliant components like the dual tower and space where the aluminum cooling fans easily fit. The whole look is a bit symmetrical, which is because of the reasons for its unique heat sinking process.

The Fan Cables are much longer in height, which makes it easier for the cables to reach the fans’ headers side. Also, it comes with a fully controlled compatible 4-pin connector for the reason of power. Therefore, controlling the speed is quite effective and more accessible.

Besides that, the Rubber pads are used in both corners, ensuring that no scratch or vibrations will occur on the heatsink. In the last, it has the best bearing system in terms of reliability, performance, and noise.

  • Low Noise with High quality.
  • Impressive small heat sinks.
  • Ideal for i7 9700k users.
  • Small form factor.
  • Tricky Installation.
  • Fan Color is not appealing (Customer review).

Final Verdict:

The product is smaller in size and selected in the amazon Choice category with loads of positive reviews. Therefore, if you are looking for a smaller CPU cooler in your i7 9700K CPU case, the Noctua NH-D9L would be the best option.

The only negative thing about this product is that it doesn’t have advanced cooling method technology. However, its performance doesn’t affect due to that.

EVGA CLC 240mm

Key Features:

  • Teflon Nano bearing.
  • 120 x 120 x 25mm Size.
  • 4.04 mmAq static pressure.
  • 16.0 dB noise level.

EVGA CLC 240mm is outstanding for all types of Intel processors of the current times and future. This is the software used in the Cooling CPU, which makes it easier for it to manage or monitor the EVGA AIOs.

For the CPU Cooling, the manufacturer has designed this product adequately. Meanwhile, the technology used in the product easily matches the needs of current times. It has a dual-fan radiator of 280mm, a Liquid cooler of 24mm, and many more.

In the end, the speed controlling system is outstanding due to the radiator. Moreover, the same cooler provides excellent and matching qualities for future CPUs.

  • It has foam and plastic covering, which keeps it protected.
  • Transferring heat is optimal due to the thermal paste.
  • Build quality is good.
  • Strong tubes.
  • Comes with zero heating leaking issues.
  • It has a bug in the control system.

Final Verdict:

The reason you should purchase EVGA CLC 240mm is due to its updated software feature. It’s pretty much preferable for every category of Intel Processors of the current times and the upcoming. Hence, if you have an i7 9700K in Intel, it would be the best product choice. Also, the product will support you later if you wanted to purchase a new Intel system.

Cryorig R1

Key Features:

  • DDR SDRAM Memory Type.
  • 6 years warranty.
  • Convex align heat pipe.
  • Jet Fin Acceleration system.
  • Multiseg quick-mount system.
  • Direct Compress soldering.

The manufacturers have used the direct compress soldering technique for the faster heat transfer where both fin ends are solder and provide a 10% better surface. For better heat conduction, the manufacturer has also included the heat sink displacement optimization in the product. It helps out the heat conduction to spread in the same amount to every end. Apart from that, this product comes with outstanding design and appearance. Hence, it initiates a better look whenever install inside the i7 9700k CPU Box.

  • Sleek Design.
  • Easy to install.
  • Brilliant cooling performance.
  • Chances of memory modules blockage.

Final Verdict:

One of the best things about Cryorig R1 is the six years warranty. Hence, it would be the best cooler for i7 9700k in terms of long-lasting experience. Whatever you would spend on this product will generate better performance for a longer time. Hence, it’s worth it to pay the amount for this product.

Thermaltake 7-bladed 92mm

Key Features:

  • Aluminum Extrusion Design.
  • Easy and quick installation.
  • 4-pins PWM connector.
  • Aluminium extrusion heat sink.
  • 7-bladed 92mm fan.

First of all, it has a 92mm size fan, making it easier for the CPU cooler to provide noise-free and better cooling performance. On the other hand, it has aluminum design extrusion, which provides better heat dissipation.

The thermal transfer process is spending due to the reason of its radian fin arrangement. Also, better cooling performance is possible due to its forty fan blade design. The structure is designed with a unique metallic material that dissipates the heat superbly.

Apart from that, the Fan blade designing process has been achieved by the experts of the industry. Hence, it makes its usage quite optimal in terms of cooling performance. On the other hand, the sockets are designed universally, making the product compatible with almost all Intel and AMD processors.

  • Great Processor fan and heat sink.
  • Budget-Friendly.
  • Innovative product.
  • Good in intense temperature.
  • Hard to Install (Customer review).

Final Verdict:

For those who are building their CPUs for the first time to play high-quality games, extreme video editing, or else, this CPU cooler would provide the best cooling support.

Scythe Big Shuriken 3 CPU AIO Cooler

Key Features:

  • High-End RAM.
  • 120 Slim PWM Fan.
  • HPMS III Spring Loaded Mounting system.
  • Silent Fan.

First of all, the design of Scythe Big Shuriken 3 CPU AIO Cooler is fantastic. In other words, it comes out to the top of the competition for the same reasons. Also, that’s the primary thing that makes it the superior product in the whole world.

You can pretty much set the temperature of the CPU by using this CPU Cooler. It comes with a manual managing option to control the whole speed system. Therefore, everything comes out of your control to handle it.  Here, the use of the keyboard is the event to handle the BIOs and then the speed temperature.

One hundred twenty slim PWM fans are used in this product as their most advanced technology. It’s the primary factor that makes this product competitive compared to others in the market in terms of cooling. Therefore, it would be a good decision for anyone to choose this best cooler for i7 9700k.

  • Compatible with majority of the motherboards.
  • Better performance due to the asymmetric design.
  • Cutting edge heat sinking interface.
  • Ideal for high-end RAMS processors.
  • Sometimes, the fan stops working.

Final Verdict:

The Scythe Big Shuriken 3 CPU Cooler is the best product in terms of ice-cooling the computer. Why? Because it comes with excellent and robust copper heat pipes that have a better heating expelling system.


It requires a lot of patience and struggles to find the Best CPU Cooler for Core i7 9700k. Therefore, you need to make sure that what type of cooler you want to install in the PC, such as AIO, Air, or liquid.

After that, you would have to find loads of options available in front of you. But, the problem is that every single one of them is not equally manageable or better to use. Due to these reasons, we have created this article and define the ten best CPU cooler for i7 9700K.

Now, all you need is to read about every product and understand what we are mentioning here for you. Rest, it will be on your shoulders to consider anyone out of it.