AIO coolers are the best way to cool a hot-running processor like the Ryzen 9 5900X, and they come in all shapes and sizes.
Liquid water coolers are a popular choice because they’re easy to install and don’t require any extra tubing or maintenance.
There are a lot of AIO coolers on the market, so it can be tough to choose the right one for your needs.
In this guide, we’ve rounded up the best AIO cooler for Ryzen 9 5900X, so you can pick the perfect one for your setup.
Things To Consider Before Buying
- One of the most important factors to consider is the compatibility of the AIO cooler with your motherboard and CPU.
- Some models are specifically designed for AMD CPUs, while others are compatible with both AMD and Intel processors.
- You also need to make sure that the size and thickness of the AIO cooler are compatible with your case.
- Performance is another important factor to consider when choosing an AIO cooler.
- Some models are more powerful than others and can handle overclocked CPUs better.
- If you plan on overclocking your Ryzen 9 5900x, you’ll need a CPU cooler that is up to the task.
|Cooler Master MasterLiquid ML240L RGB||Dual chamber pump
Industrial grade seal
Large surface area
|NZXT Kraken Z63||A bright 2.36” LCD screen
Fully programmable display
Fluid dynamic bearings
|Corsair iCUE H115i RGB Pro XT||Zero RPM cooling profiles
16 individually ARGB LEDs
|EVGA CLC 240mm||EVGA signature fan design
Sleeved tubing for better performance
Curved design to reduce noise
|NZXT Kraken X73||Fluid dynamic bearings
Full CAM control
|MSI MAG Series CORELIQUID 240R||Durable three-phase motor
Excellent cooling performance
Complete RGB fan control
|DEEPCOOL Castle 240EX||Anti-leak technology
5V 3-pin Addressable RGB
|ARCTIC Liquid Freezer II||Great aesthetic and illumination
Efficient cable management
Thick radiator with high fin density
|Corsair Hydro Series H150i PRO||Powered by Corsair iCUE software
RGB backlit pump head is customizable
Zero RPM mode
Top 9 Best AIO Cooler For Ryzen 9 5900x
1. Cooler Master MasterLiquid ML240L RGB – Editor’s Choice
The Cooler Master MasterLiquid ML240L RGB is an affordable AIO cooler and comes with a unique dual-chamber design that improves its overall cooling efficiency.
Its new exterior design provides great improvement in lighting, and the fan blades ensure that you experience a quiet airflow performance.
We loved how it performed during intense load, and recommend it for anyone looking to buy the best budget AIO cooler for Ryzen 9 5900X
The RGB lighting is fully customizable, and its industrial-grade seal ensures anti-leaking and improved longevity.
What makes Cooler Master MasterLiquid ML240L RGB stands out from others?
This 240mm AIO cooler has a dual-chamber design that helps it to be more efficient in cooling the CPU.
The fans are also larger than usual, which ensures great airflow and low noise levels at all times.
The pump has been redesigned for better heat dissipation and allows for full control over its color patterns via the motherboard’s built-in fan controller.
What is the best use case for Cooler Master MasterLiquid ML240L RGB?
The product offers good performance even when overclocked without being too noisy or your CPU reaches high-temperature levels.
It is suitable for advanced gamers who want to have full control over their setup with ease.
However, the lack of dedicated software by Cooler Master might be a thumbs down for a lot of people.
How did the Cooler Master MasterLiquid ML240L perform during our test?
Cooler Master MasterLiquid ML240L took only 16 minutes to heat up to bring down the temperature of our Ryzen 9 5900x to 45°C.
At the same time, we were surprised by the rather high noise level of the cooler at work. It has to be noted that the noise level of the ML240L is still very acceptable, but it cannot be called quiet.
We are happy with the result of the test, which shows that the Cooler Master MasterLiquid ML240L is able to provide good cooling performance with a maximum noise level under 15dB.
We also liked the extra-long cable and the possibility to mount the cooler on almost all available CPU sockets.
2. NZXT Kraken Z63 – Best Runner Up
NZXT Kraken Z63 is an all-in-one liquid cooling solution that has been built for extreme performance and is designed for Ryzen 9 5900x CPUs.
It comes with a 280 mm radiator and 2 premium Aer P 140mm fans.
This product is designed for extreme performance for the most demanding users who need the highest level of cooling.
The NZXT Kraken Z63 includes an adjustable display that can be configured through the software and allows users to change the LED color based on their needs.
Kraken Z63 comes with a high-quality mesh sleeve which gives the best protection against mishandling and provides additional safety during transport.
The NZXT Kraken Z63 uses PWM-controlled fans, which are specially designed for the liquid cooling market and ensures great stability, high reliability, and quiet operation.
What Makes NZXT Kraken Z63 different from others?
The NZXT Kraken Z63 has many features that make it stand out from other competitive products.
One of these is the adjustable display which allows users to change the LED color based on their needs.
It’s one of the most versatile coolers on the market right now, and it comes with a number of advanced features.
What is the best use case for NZXT Kraken Z63?
Kraken is perfect for gamers and anyone who wants to customize their system’s cooling performance.
It has a wide range of features that make it easy to find the best settings for your needs.
Plus, it’s simple to install and use. So if you’re looking for an AIO cooler for Ryzen 9 5900x that can handle any challenge, the Kraken Z63 is a perfect choice.
How did NZXT Kraken Z63 perform during our test?
We tested and analyzed the NZXT Kraken Z63 for its performance and it was more than we expected.
We found that it was able to keep our CPU at 55 Celcius even when it was under load.
Additionally, the fans were very quiet and didn’t produce a lot of noise. Overall, we were very pleased with the performance of this cooler.
3. Corsair iCUE H115i RGB Pro XT – Best 280mm AIO
The Corsair H115i RGB is the latest flagship model from Corsair, the company that is best known for its RGB-enabled water coolers.
It will definitely give you a better value for your money, especially if you want a cool, sleek design that comes with two PWM fans that are easily adjustable.
The fans have anti-vibration mounts and also have RGB lighting that can be controlled by a built-in controller or via the Corsair Link software.
What Makes Corsair H115i RGB different from others?
This water cooler definitely stands out from the competition because of its RGB lighting that can be customized using Corsair’s iCUE software.
You can change the colors and effects and even sync it with other Corsair devices.
The other thing that makes it stand out is its 280mm radiator which provides more surface area for cooling than most 240mm radiators.
This means that it can handle more heat and is better suited for overclocking.
What is the best use case for Corsair H115i RGB?
The Corsair H115i RGB is perfect for anyone who wants a high-end water cooler with great features and a sleek design.
If you’re looking for something that will cool your CPU efficiently and look great doing it, then this is the water cooler for you.
How did Corsair iCUE H115i RGB Pro XT perform during our test?
The Corsair iCUE H115i RGB Pro XT was able to keep our CPU at a cool 49 degrees Celsius during our stress testing.
The AIO was able to keep our Ryzen 9 5900x cool during gaming and other intensive tasks.
The fans were very quiet and we didn’t experience any overheating issues.
Overall, this is an excellent result and shows that this cooler is capable of handling even the most demanding tasks.
4. EVGA CLC – Best 240mm AIO Cooler
The EVGA CLC 240mm is another best AIO cooler for Ryzen 9 5900x. It has a built-in RGB LED, which gives you full control over the lighting, including color cycling.
The cooler can be monitored and controlled via the EVGA Flow Control Software, using which you can adjust the fan speed and select from the default RGB profile.
The cooler is compatible with most modern CPU sockets, and its closed-loop design helps to keep it clean and dust-free.
Overall, it is a great AIO cooler and comes with pre-installed thermal paste. We also didn’t have any trouble installing it.
What makes EVGA CLC 240mm different from others?
The cooler has been fitted with a brand-new pump offering improved heat transfer capabilities so that you get good performance levels at all times without compromising on noise levels.
The fully controllable RGB LEDs also provide great flexibility when it comes to customizing your setup’s appearance.
What is the best use case for EVGA CLC 240mm?
The cooler is the best fit for a workstation, especially if you are into video editing.
I wouldn’t recommend this to gamers since the material is made up of plastic which might cause issues in the long run due to wear and tear.
How did EVGA CLC 240mm perform during our test?
The EVGA CLC 240mm performed quite well during our cooling test and was able to maintain a lower temperature than the other AIOs we analyzed and tested on our Ryzen.
Initially, we assumed that the cooler would bring a high temperature and in turn poor performance.
In the end, the test proved that the cooler was efficient and did a great job in maintaining the temperature at a relatively low number.
5. NZXT Kraken X73 – Best 360 AIO Cooler
The NZXT Kraken X73 RGB 360mm is the best liquid cooler for Ryzen 9 5900x.
It offers outstanding performance and has a chamfered intake fan with a fluid dynamic bearing for silent and efficient operation.
The current model is superior to its predecessor in terms of design, comes with a redesigned cap and an expanded infinity mirror ring LED.
You also get the NZXT CAM software, which allows you to control the fan speed, RGB lighting, and pump performance.
The cooler is capable of handling overclocked CPUs and has a copper coldplate for good heat dissipation.
The AIO’s fans have a winglet-tip fan blade design that generates maximum airflow while keeping the fans as quiet as possible.
Whereas its fluid dynamic bearings in each fan ensure long-term, near-silent operation.
What makes NZXT Kraken X73 stand out from others?
The key features of this AIO cooler include its high-performance cooling, superior design, and RGB lighting.
The 360mm radiator ensures that your CPU stays cool even under heavy load, while the silent and efficient fans keep noise levels down.
You can customize the RGB lighting to match your build or use one of the many presets available in the CAM software.
What is the best use case for NZXT Kraken X73?
The cooler is best for every setup. If you want an AIO cooler that can handle overclocked CPUs and offers great performance, then the Kraken X73 is a good choice.
The RGB lighting also makes it a good choice for users who want to add some flair to their build.
How did NZXT Kraken X73 perform during our test?
NZXT Kraken X73 performs very well under stress testing. It is specially fitted with a pump that is capable of extremely low noise even under a high load.
We were able to achieve a stable overclock of 4.8GHz on our Ryzen 9 5900x CPU with the fan set to maximum speed.
Overall, we were very impressed with the performance and noise levels of the Kraken X73. However, the build quality is not that great.
6. MSI MAG Series CORELIQUID 240R – Best CPU Cooler for MSI Motherboard
The MSI MAG Series CORELIQUID 240R is an RGB AIO cooler that comes with a 240mm radiator and two 120mm fans.
It offers great cooling performance, and its silent operation makes it perfect for use in noise-sensitive environments.
The RGB lighting is fully customizable and allows you to match it with your build and other accessories.
You also get the MSI Mystic Light software, which allows you to control the fan speed and RGB lighting.
It is also easy to install and comes with a detailed and extensive guide to help you through the process.
What makes MSI MAG Series CORELIQUID 240R different from others?
The pump of the MSI MAG Series CORELIQUID 240R has been incorporated into the radiator so that it is no longer exposed to the heat source, resulting in reduced noise and increased life expectancy.
It also includes a rotatable cap which you can use to place the cold plate in any direction.
What is the best use case for MSI MAG Series CORELIQUID 240R?
The cooler’s high-performance design makes it suitable for all kinds of builds, especially those that require more cooling power or have multiple GPUs running under heavy loads.
It is also a good choice for those having an MSI motherboard and is an option if you are looking for the best budget AIO cooler for Ryzen 9 5900X.
How did MSI MAG Series CORELIQUID 240R perform during our test?
MSI MAG Series CORELIQUID 240R is a relatively simple liquid cooler, with a slim radiator and only two 120mm fans.
The fans of this CPU cooler are a little loud, sadly.
All in all, MSI MAG Series CORELIQUID 240R does a good job cooling your chip and CPU block.
Hopefully, MSI will also release a more silent version of the CORELIQUID series with less buzz and noise.
7. DEEPCOOL Castle 240EX – Best for Workstation
The DEEPCOOL Castle 240EX is the best AIO cooler for Ryzen 9 5900x designed with high compatibility in mind.
It comes with a 240mm radiator and can be used for both AMD and Intel CPUs.
It comes with DeepCool exclusive anti-leak technology, which helps the system achieve automated pressure balance and significantly improves the operation of AIO.
The cooler design has greatly been improved, and the double chamber is larger and more rounded, resulting in a better flow route and heat exchange efficiency.
This also helps to reduce operational noise and energy waste. DEEPCOOL Castle 240EX also comes with 5V ARGB, which you can adjust through the motherboard.
What makes DEEPCOOL Castle 240EX different from others?
The improved design and anti-leak technology help to increase the system’s stability and cooling capability.
You can also customize the logo on the AIO, and the ultra-large copper base ensures your system remains cool all the time.
What is the best use case for DEEPCOOL Castle 240EX?
The cooler is perfect for those who are looking for extremely low noise during operation.
It is also a great match for high-end builds and is a recommended option for people creating a work machine, as well as for gamers.
Thanks to its anti-leak technology, the cooler will ensure that your Ryzen 9 5900x remains at its optimum temperature during heavy loads.
How did DEEPCOOL Castle 240EX perform during our test?
The DEEPCOOL Castle 240EX performed very well in our tests.
We give it an 8/10 which is very high in our rankings. It is a very good design and looks outstanding.
The RGB pump is an excellent feature and really adds to the appeal. It’s a very high-quality and well-made product for cooling your Ryzen 9 5900x.
8. ARCTIC Liquid Freezer II – Best Low Noise Cooler
The ARCTIC Liquid Freezer II is a 240mm AIO cooler that supports both AMD and Intel CPUs.
It comes with an easy installation guide and all the required mounting hardware.
The radiator has been fitted with three 120mm fans for optimum heat dissipation.
The Arctic Liquid Freezer II delivers excellent thermal performance and low noise levels.
The cooler includes 36 digital RGB LEDs, as well as fan hubs, and a transparent rotor with its closed design, which gives a uniform and vivid illumination.
The device has a 38 mm thick radiator with a high fin density that results in better cooling.
What makes ARCTIC Liquid Freezer II different from others?
The ARCTIC Liquid Freezer II includes a 38 mm thick radiator for increased cooling efficiency.
Its style, coupled with RGB, provides you with a completely new look that is both silent and cool.
What is the best use case for ARCTIC Liquid Freezer II?
The ARCTIC Liquid Freezer II is perfect for gamers and people who want excellent thermal performance without making too much noise.
The cooler is also extremely easy to install and doesn’t take up too much space.
During our test, the AIO also performed very well and kept the temperature at 70°C when gaming and 32°C when idle.
How did ARCTIC Liquid Freezer II perform during our test?
After analyzing and testing ARCTIC Liquid Freezer II it shows that – as the name implies – it does a great job of keeping your CPU cool and making it last longer.
However, this liquid cooler is not designed for extreme overclocking and can’t compete against many high-end air coolers.
The Corsair Hydro Series H150i PRO is one of the best AIO coolers for Ryzen 9 5900x.
It features a 360mm radiator and three 120mm fans for excellent cooling performance.
The H150i PRO can handle overclocked CPUs up to 200W, making it the perfect choice for overclocking enthusiasts.
The cooler is also a lot improved than its previous version, and Corsair has also redesigned the RGB LED lighting and added their new “magnetic levitation” fans.
They have also upgraded the interface, so the cooler requires no special BIOS setup and is fully integrated into their new iCUE software.
Since the AIO is RGB LED compatible, you can customize the look of your cooler to match your build.
It’s also one of the quieter AIO coolers on the market, thanks to its noise dampening technology.
What makes Corsair Hydro Series H150i Pro stands out from others?
Corsair has improved the cooling performance of this model by adding a high-quality pump and a 360mm radiator.
The fans are larger than before and have a low noise output thanks to the upgraded magnetic levitation technology.
Thanks to its design, the product is less prone to wear and tear and can effectively handle overclocked CPUs, and provides the best cooling for 5900x.
What is the best use case for the Corsair Hydro Series H150i Pro?
For heavy users. Period! If you want to enjoy your Ryzen 9 5900x to the fullest, then this is the perfect choice for you.
The cooler is great for gamers and those running CPU-intensive tasks such as video rendering, etc, and is the best AIO cooler for Ryzen 9 5900X you can get in this budget.
How did Corsair Hydro Series H150i Pro perform during our test?
The performance of the Corsair H150i Pro is great and was able to reduce our Ryzen 9 5900x temperature from 65°C to 51°C.
However, we didn’t like its bulky design and the mounting was also a bit difficult.
The noise from the fans was also something that was not up to our expectations and they were a bit loud.
Cooling your AMD Ryzen 9 5900x is easy if you have an AIO cooler that goes well with your system.
With the right cooler, you can keep your system running smoothly and at its best performance levels all the time.
We’ve looked at some of the best AIO coolers that are perfect for the Ryzen 9 5900x, and each has its own unique benefits.
If you’re looking for a great cooler that will keep your system running quietly and efficiently, then any of the above should be a great choice.
Frequently Asked Questions
What cooler is best for Ryzen 9 5900X?
Corsair iCUE H115i RGB Pro or the NZXT Kraken Z63 are both the best AIO coolers for the Ryzen 9 5900X, but if you need to choose one, I will definitely recommend the NZXT Kraken Z63. It has more advanced cooling features and can keep your CPU running cooler even under heavy loads. The Corsair iCUE H115i RGB Pro is also a great choice, but it didn’t live up to our expectations when we used it during our test.
Can the Ryzen 9 5900X be air cooled?
Yes, the Ryzen 9 5900X can be air-cooled, but you will need a very high-end CPU cooler to get the best performance. However, at the price of an air cooler, you can get a decent 280 AIO cooler like the NZXT Kraken Z63, which will provide better performance than most air coolers.
Is a 240 AIO enough for 5900X?
A 240mm AIO cooler should be enough for the Ryzen 9 5900X, but it is always a good idea to get a bigger cooler if you can. The Corsair iCUE H115i RGB Pro is a great choice for a 280mm AIO, and it will provide better performance than most 240mm coolers.