The i7 9700K is one of Intel’s high-end processors that deliver remarkable gaming performance. And as a gamer, you will often overclock your hardware to achieve optimum performance from your system. Once overclocked, however, the i7 9700K processor typically runs extremely hot interfering with its performance and can even get damaged in the process.
The great news is that there are great cpu coolers out there that can help you keep your i7 9700K processor cool even while playing high-end games or running cpu-intensive programs. The best cpu coolers are uniquely designed to efficiently cool your processor, allowing you to optimize its performance.
Though not every cpu cooler out there is great for your cpu, there are some great liquid and air cooling systems capable of efficiently cooling your i7 9700K processor. In our review, we’re going to feature some of the best cpu coolers for i7 9700K processor to help you make a more informed buying decision.
Summary of the best 2 products
After research, we choose the Noctua NH-D15 as the overall best air cpu cooler as its incredibly powerful and efficient in cooling your processor and produces much less amount of noise compared to many of the other air coolers.
On the contrary, if you overclock your processor often or play cpu-demanding games regularly, then the Corsair H115i is your best choice as it works amazingly well under heavy load and runs with least amount of noise.
Comparison table comparing 5 features
Intel Compatibility List
AMD Compatibility List
MAX FAN SPEED
9.25 x 11 x 7.5 inches;
LGA2066, 2011-0, 2011-3, 1156, 1155, 1151, 1150
AM2, AM2+, AM3, AM3+, FM1, FM2, FM2+, AM4
Cryorig H5 Ultimate CR-H5B
3.94 x 1.97 x 0.79 inches; 1.54 pounds
LGA2011/v3, 1156, 1155, 1151, 1150, 775, 1366
AM2, AM2+, AM3, AM3+, FM1, FM2, FM2+
19 - 23 dBA
be quiet! Dark Rock 4
8.25 x 8.25 x 5.78 inches;
LGA 1150, 1151, 1155, 1156, 1366, 2011(-3) square iLO, 2066
AM2(+), AM3(+), AM4, FM1, FM2(+)
CORSAIR HYDRO Series H115i
14.21 x 7.56 x 6.65 inches;
LGA 1150, 1151, 1155, 1156, 1366, 2011, 2011 3, 2066
AM2, AM3, AM4, FM1, FM2
EVGA CLC 240mm
7 x 7.7 x 14 inches;
LGA2066, 2011, 2011-v3, 1150, 1151, 1155, 1156, 1366;
AM2, AM3, AM4, FM1, FM2, TR4
NZXT Kraken M22
5.98 x 1.26 x 4.72 inches;
1151, 1150, 1155, 1156, 2011, 2011-3, 2066 Core i5 / Core i3 / Pentium / Celeron
TR4, AM4, FM2, FM2+, FM1, AM3+, AM3, AM2+, AM2
Thermaltake Floe Triple Riing
15.50 x 1.10 x 4.80 inches; 3.55 pounds
LGA 2066, 2011 3, 2011, 1366, 1156, 1155, 1151, 1150
TR4, AM4, FM2, FM1, AM4, AM3+, AM3, AM2+, AM2
19.8 - 24.7 dBA
8.58 x 6.81 x 5.71 inches; 3.26 pounds
LGA1150, 1151, 1155, 1156, 2011, 2066
AM4, AM3(+), AM2(+), FM1, FM2(+)
Corsair Hydro Series H150i
18.66 x 5.75 x 7.28 inches;
LGA 1150, 1151, 1155, 1156, 1366, 2011, 2011-3, 2066
AM2, AM3, AM4, FM1, FM2
Best Air CPU Coolers for i7 9700K
1. Noctua NH-D15- Air Cooler
Noctua is a renowned and respected manufacturer of quality processor coolers in the CPU cooling industry. The Noctua NH-D15 is one of their bestselling CPU coolers for its exceptional cooling performance.
An upgrade of Noctua’s iconic NH-D14, the NH-D15 features two heatsink towers and dual fans that make it stand out from the traditional cpu air coolers with single heatsinks. The dual fans and heatsinks give the NH-D15 a greater surface area, allowing for enhanced heat dissipation and improved air flow.
It also comes fitted with six heatpipes on each tower with a spacing of 150mm apart. The expanded layout design of the heatpipes and fin stack allow for better heat distribution, which makes it deliver superior cooling performance.
The two fans are incredibly powerful yet operate almost entirely silent, so you’re guaranteed to have the best experience while using this powerful air cooler. This cooler model is also designed to offer greater compatibility than the NH-D14, as it’s compatible with virtually all latest AMD and Intel sockets.
Overall, the NH-D15 is a great option if you’re looking for the best air cooler for your i7 9700k that can best handle overclocking and delivers quiet operation for optimum performance.
2. Cryorig H5 Ultimate CR-H5B- Air Cooler
Second on our list is the Cryorig H5 Ultimate, which is one of the best air coolers on the market that offers great value as it’s both affordable and offers better cooling performance.
The Cryorig H5 Ultimate features a Cryorig’s Hive Fin design with an extended fin base layout that creates a more surface area for maximum heat conduction, helping it achieve optimum cooling performance.
The bee hive design at the front helps minimize air turbulence while streamlining the air flow through the heatsink for maximum cooling. It also comes equipped with a premium XF140 PWM fan that’s fine-tuned to deliver speeds of up to 1300 revolutions per minute with minimal noise output.
With this cpu cooler, you can expect to achieve high overclocks while maintaining your i7 9700k within the ideal temperature levels. Though less costly than the NH-D15, this cpu cooler’s innovative design allows it to dissipate heat much faster and more efficiently.
3. be quiet! Dark Rock 4- Air Cooler
Another great cpu air cooler for your i7 9700K is the Dark Rock 4- Air Cooler from be quiet. This premium air cooler has a compact, solid design with a single radiator and a powerful PWM fan.
This cooler comes coated in complete black, which can easily complement most PC setups. The aluminum fins are designed slightly thicker than the ones you’ll find on most tower coolers out there. The rear part includes a unique fin design that helps promote improved airflow.
This powerful air cooler boasts 135mm PWM fan that can achieve a maximum speed of up to 1300 RPM and it also can support an extra 120mm fan. The fan’s QuietWing design helps the fan achieve top speeds while incredible reducing the amount of noise produced.
Along the sides of the fan there are rubber anti-vibration strips that help ensure a perfect fit between the fan and the cooler while helping minimize fan noise. You’ll also love the fact that this cooler comes fitted with an enhanced mounting system, which makes installing it a breeze for you.
This is a superb option if you’re looking for a compact air cooler with a quiet operation and great cooling performance for your i7 9700K processor.
4. Noctua NH-U12S
While it may not be the overall best cooling system on our list, the NH-U12S is designed to offer ample cooling for the i7 9700k.
This single tower air CPU cooler features a 120mm PWM fan that’s specially optimized to achieve high-static pressure for optimum cooling of the heatsink. The fan is designed with anti-vibration pads and clips that ensure amazing quietness of operation.
With fin depth of about 45mm as well as an overall slim design, this cpu cooler allows you to access all RAM slots and offers great compatibility with memory fans and heat spreaders. Measuring an estimated 158mm in height, the NH-U12S is compact enough to snuggly fit nearly all modern tower cases.
On top of the automatic fan speed control, using the included Low-Noise Adaptor, you can reduce the maximum speed of the fan from its default 1500 RPM to 1200 RPM for a much reduced fan noise operation.
The cooler’s SecuFirm2 mounting system makes it a lot easier to install the CPU cooler securely onto your system.
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Best Liquid Coolers for i7 9700K
1. CORSAIR HYDRO Series H115i- Liquid Cooler
Perhaps the best liquid cooler on our list for an i7 9700k, the Corsair Hydro Series H115i features monster dual fans for ample cooling performance along with a touch of RGB lighting.
Featuring a 280mm radiator and two powerful 140mm PWM fans, the HYDRO Series H115i PRO maintains your i7 9700k operating within the ideal temperatures even under high demanding games. The fans are specially designed to operate at remarkably low noise levels.
The most outstanding thing about this liquid cooler is its enhanced customizability as it comes compatible with the iCue software from Corsair. Using this software, you can easily customize the RGB lighting effects to match your build.
Additionally, you can easily monitor your i7 9700k’s temperature levels and adjust the fan speeds accordingly to achieve the best performance. Not to mention, the zero rpm feature that lets you stop the fans completely when at low temperature levels.
This liquid cooler has a USB port that allows you to connect to your USB adapter for easy customization. This quality liquid cooler also comes fitted with mounting brackets for a quick and easy installation.
2. EVGA CLC 240mm - Liquid Cooler
The second best liquid CPU cooler for an i7 9700k, is EVGA’s CLC 240mm that delivers incredible cooling capacity, low noise as well as robust software controls.
This CPU cooler features a 240mm radiator that provides a larger surface area for better heat conduction and overall enhanced cooling capacity. It also boasts two massive fans with a special blade design in curved casings, which help to significantly reduce the noise levels while providing maximum cooling performance.
Another great thing with this liquid cooler is that it effectively maintains the CPU temperatures low even under heavy load. So, you don’t have to worry while overclocking your CPU.
What’s more, this cooler boasts full RGB LED lighting, allowing you to customize the lighting effects to your liking or even synchronize it with other RGB-enabled components.
Designed compatible with EVGA’s software, this cpu cooler gives you total control over your pump control, fan speeds, and RGB lighting effects.
3. NZXT Kraken M22
If you are on a constrained budget and you want a reliable liquid cooler for your i7 9700k, the Nzxt Kraken M22 is the best choice for you due to its pocket-friendly price and great cooling performance.
With a 120mm radiator, this compact liquid cooler is specially designed to perfectly fit in smaller builds, maintaining cpu temperatures within the desired levels.
Uniquely designed for performance, this liquid cooler boasts a pump that’s incredibly quiet and capable of achieving enhanced cooling performance.
The rubber tubings are designed with nylon sleeves attachments that serve as additional protective coating against leakages.
What’s more, the cooler allows for independent control of the pump and fan performance. With the help of the CAM software, you can easily and precisely adjust the fan’s speed, effectively monitor the pump’s performance, and customize the RGB lighting effects.
There are four different RGB color modes that you can choose from and you can as set the lighting effects to depict your processor’s temperature.
4. Thermaltake Floe Triple Riing
The Thermaltake Floe Triple riing is a high-end liquid cooler that’s known for delivering exceptional cooling performance, low noise levels and amazing RGB customizability.
Probably, the main highlight feature of this liquid cooler, the RGB software lets you monitor and adjust the speed of the fan and customize the RGB lighting to your liking. It comes with twelve independently controlled RGB LEDs, allowing you to achieve the best lighting experience.
This premium liquid cooler comes fitted with a copper plate at the base that helps promote better heat conductivity. The pre-filled coolant is contained in a closed loop and passes through low-evaporation tubes, so you don’t have to worry about refilling it.
The tubing is attached with a sleeved cable that’s incredibly durable for added longevity while helping prevent it from damage.
The Thermaltake Floe Triple riing liquid cooler is not only a great option for those that love flashy RGB lighting on their builds but it’s also a great option for those that want better cpu cooling.
5. Corsair Hydro Series H150i
Another great liquid cooler from Corsair, the Hydro Series H150i Pro features a massive radiator and three powerful fans for enhanced cooling of your i7 9700k.
This amazing cooler has a simple yet aesthetically pleasing design and includes vibrant RGB lighting, which adds to its striking look. With a 360mm radiator, this liquid cooler is slightly bigger than the Corsair H115i so it will fit best in large cases.
The RGB LED lighting fitted on the pump head looks amazing and you can customize the lighting effects to match your build.
The triple PWM fans come equipped with magnetic levitation so you can rest assured to achieve maximum speeds of up to 1600rpm with low noise levels.
Another great feature that stands out with this liquid cooler is its compatibility with Corsair’s iCUE software. Through this software, you can seamlessly adjust the RGB LED lighting effects as you desire. You also can monitor and adjust the speeds of the fans independently as well as controlling the speed of the pump.
Just like with the Corsair H115i, the H150i features Zero RPM mode that allows you to stop the fans completely once the desired temperatures is achieved.
What’s more, this quiet liquid cooler comes equipped with a convenient mounting system that makes installing it on the motherboard pretty effortless for you.
All in all, this is a great liquid cooler for your i7 9700k as it strikes a great balance between performance and quiet operation.
As you’ve seen from our review, there are several great CPU coolers for your i7 9700k. However, when it comes to choosing the right one for you; make sure you select one that fits into your PC case; check that it can best meet your intended purpose and most importantly one that’s within your budget.
All the CPU coolers on our list are specially designed to efficiently cool the i7 9700k even under heavy load, allowing you to enjoy the best performance and overall improved experience while using your PC.
Though all the above mentioned CPU coolers are superb options, some come equipped with extra features that make them stand out from the rest, such as, the Hive Fin design on the Cryorig H5 Ultimate that improves its cooling performance.
Another unique feature is the QuietWing design on the Dark Rock 4’s fans that makes them incredibly quiet even at maximum speeds. Not forgetting, the Thermaltake Floe Triple riing’s RGB customizability.
FAQ CPU cooler for i7 9700k?
Best ways to cool i7 9700?
The best ways to cool your i7-9700K processor is by upgrading its cooling system with the best and more efficient air or liquid cooler. These cpu coolers help your i7-9700K operate within optimum temperatures for optimized performance.
Do I need CPU cooler for i7 9700k?
Yes. You should install a quality cpu cooler to keep your i7 9700K operating within the ideal temperatures as it usually generates a lot of heat while running heavy programs and games. This helps optimize your i7-9700K processor performance as well as prevent it from getting damaged.
What CPU cooler type should I get for i7 9700k?
CPU coolers vary greatly in terms of cooling performance, size, and features. As such, you should choose the right type based on how you intend to use your PC setup, for instance, will you be running cpu-intensive programs and games or are you planning on overclocking your cpu?
Also, the size of the system you’re looking to build can help you choose the right cooling system for your processor to ensure it perfectly fits your case. You may as well choose a particular type based on the additional features included such as liquid coolers with RGB displays.
What is the maximum safe temperature for i7-9700K?
The i7 9700K processor is designed to operate in maximum temperatures of up to 105°C but the highest safest temperature levels to run your i7 9700K is 80°C. Anything above 80°C can easily compromise your system’s stability and performance.