The 10 Best CPU Coolers for i5 9600K in 2021

The i5 9600k is an advanced CPU that’s designed to provide a seamless gaming experience. This processor has six cores and clocks in at 3.7GHz, so your favourite games won’t lag or slow down for you!

Core i5 9600k processor can power your computer for hours on end without any problem, but you need to be mindful when it comes to cooling. If the temperature gets too high because you’re running an intense workload or overclocking, bad things can happen, like long-term damage and even fires inside your machine.

To avoid such a situation, it’s vital to have a good CPU cooler. A good fan will keep your processor running at its peak performance and prevent it from overheating so you can continue having a trouble-free experience by its side as well as increases computer life expectancy.

The best CPU coolers for i5 9600K are those that offer the most value for your money with adequate thermal performance. My goal is to give you a rundown on what I find the best value and performance CPU coolers for your precious computer.

How We Selected These Products?

We consider performance as well as cost – both factors which should be considered by anyone serious about finding quality CPU Coolers at affordable prices.

Our research found some coolers had incredible thermal performance and cooling capability while others were much quieter than average. So we went through dozens of different models to find the perfect fit for your next cooling solution.

When you’re faced with so many options, it can be challenging to know where to turn and what’s worth buying versus not wasting time on. Still, with the right effort, we managed to narrow down our recommendations from both Air Coolers and Liquid Coolers to assess finding the best CPU cooler for i5 9600K.


10 Best CPU Coolers For i5 9600K

  1. Noctua NH-D15 – Best Overall Cooler
  2. Arctic Liquid Freezer II 240 – Best AIO Cooler
  3. Scythe Mugen 5 Rev.B – Best Budget Cooler
  4. Be Quiet! Dark Rock Pro 4 – Best Low Noise Cooler
  5. Cooler Master Hyper 212 RGB – Best RGB Air Cooler
  6. CORSAIR HYDRO Series H115i – Best RGB Liquid Cooler
  7. Be Quiet! BK008 Pure Rock Slim – Best Slim Low Profile Cooler
  8. DeepCool Gammaxx GT – Best 120mm Air Cooler
  9. Cooler Master MasterLiquid ML120L – Best 120mm AIO Cooler
  10. NZXT Kraken M22 – Best Alternative 120mm AIO Cooler

1. Noctua NH-D15 – Best Overall

cpu coolers for i5 9600K

Noctua has been a premier air cooling company for years, and they have no intention of slowing down. So they released the Noctua NH-D15, a successor of one of the most renowned and highly acclaimed air coolers ever built: NH-D14.

NH-D15 is a powerful cooler that is huge in both departments: size and performance. It comes with six copper heat pipes per tower, two large aluminium towers, a brushed copper baseplate & 140mm fans to keep everything nice and cool.

This product offers superior cooling performance compared to the D14 and features dual NF-A 15 fans for quieter operation. Furthermore, it is equipped with PWM functionality so that you can control fan speed through your motherboard automatically.

The NH-D15 is an excellent choice for i5 9600K builds requiring a high-quality CPU cooler. It has one of the best cooling performances in its class and is very quiet compared to other fans.

In terms of mounting, NH-D15 comes with the SecuFirm2 multi-socket mounting system and NT-H1 thermal compound. This combination will allow you to install this cooling device without any hassle easily.

Noctua’s quality and performance are among the highest available, so it can’t just come naturally – the team indeed executed some hard work.

Pros
  • Top of its class performance
  • Silent operation
  • Satisfactory RAM clearance
  • Build quality is top notch
  • Dual 140mm fans out of the box
  • Many happy costumers
Cons
  • Eye sore colour – Brown and beige.

2. Arctic Liquid Freezer II– Best AIO Cooler 

cpu coolers for i5 9600K

The Liquid Freezer II 420 is one of its kind in terms of cooling with three 140mm fans. The liquid cooler holds a triple-fan AIO design and can be used for any CPU without issues, as long as there’s room to put it. A nice change from the traditional 120mm triple fan design.

Liquid Freezer II is a powerful cooler for i5 9600K, that features an AIO configuration for quick and efficient cooling. The typical setup includes one radiator, two hoses, and a block with both the CPU contact plate and a mini liquid pump built-in for efficient cooling.

In the Arctic Cooling Freezer II AIO coolers, the radiators consist of thin oblong tubes that have been soldered with very small fins. Unlike most traditional all-in-one cooling solutions, which usually use a single row of fins for their radiator, this design features a dual row of fins.

This CPU cooler’s square copper contact plate offers a very smooth and large surface for your processor. The finish is not as mirror-like, but it will be perfect for getting the job done.

The best part? The fan and radiator are already set up, with the entire assembly powered by just one 4-pin connector.

Pros
  • Comes in 120, 240 and 420 mm sizes
  • Top notch build quality
  • Designed for performance
  • Silent fans
  • Easy compatibility
Cons
  • None

3. Scythe Mugen 5 Rev.B – Best Budget Cooler

best cpu coolers for i5 9600K

The Scythe Mugen 5 Rev.B is a calm and powerful CPU cooler that can accommodate any motherboard standard from Intel or AMD, including the new AM4 socket! In addition, this is the first affordable CPU cooler that can handle heavy overclocking.

The Mugen 5 Rev.B performs on average for cooling but comes at a very affordable cost and is the best bet for users on tight budgets.

This Scythe Mugen 5 Rev.B CPU Cooler uses a unique single large heatsink and low-speed 120mm fan to improve cooling over the previous version while also lowering noise levels for those who don’t want an intrusive machine in their workspace.

The pipes are of the same silver colour as their surroundings which gives it a uniform finish. This matte black fan is the perfect touch for any colour-coordinated room. The dark hue goes with anything, and a powerful motor provides all of your cooling needs!

The CPU contact surface is a mirror-like structure that reflects the heat away from it. In addition, the heatsink has ample room for airflow in between its spaced out slabs which makes it an excellent option to cool down your processor.

Six heat pipes allow for maximum CPU cooling. With easy installation and sturdy construction, this cooler can be installed in minutes.

Pros
  • Value for money
  • Very silent fan operation
  • No clearance issue with most of the mobos
  • High-end performance
  • Can run for 24/7 without any trouble
Cons
  • Not from a well known brand
  • Less warranty time period

4. Be Quiet! Dark Rock Pro 4 – Best Low Noise Cooler

best cpu coolers for i5 9600K

The Be quiet Dark Rock Pro 4 CPU coolers have a sleek, deep-black aesthetic that will make any computer system stand out. Sporting 135mm and 120mm fans allow for more airflow between its twin pair of aluminium-fin towers to keep your system cool even after hours of use!

The Dark Rock Pro 4 is a massive improvement from the previous model. It has seven copper heat pipes and two cooling towers, where it offloads thermal energy from your CPU to keep that system running at maximum efficiency.

This cooler has an open design which allows for maximum airflow to enhance cooling efficiency. The dual fans work in tandem, pulling air from the front and pushing it out through the sides of the cooler. This means less heat is trapped inside your computer case – which can lead to overheating to your i5 9600k processor.

The sleek brushed aluminium finish on the top of this cooler is made to help dissipate heat. It also provides a sleek appearance that distinguishes it as one of Cooler Master’s high-end models in their product line.

The installation process of the Dark Rock Pro 4 is very similar to that which you may be familiar with on a heat pipe tower. You will use threaded standoffs, mounting bars and crossbars to complete this step-by-step procedure.

Pros
  • Mounting is pretty straightforward
  • Good build quality
  • Sleek black design
  • Silent fans
Cons
  • Bulky in size
  • Slightly on the expensive side

5. Cooler Master Hyper 212 RGB – Best RGB Air CooleR

best cpu coolers for i5 9600K

The Cooler Master Hyper 212 is known as the go-to cooler of choice for overclocking and system builders because it can be found at a relatively low cost while still performing relatively well.

Cooler Master has improved the cooling and aesthetics capabilities of its inexpensive, workhorse Hyper 212 with a new RGB version in this variant. The fan is also capable of producing better thermal results than the previous model.

Hyper 212 CPU cooler is perfect for the gamer on a budget. The Hyper 212 has an exceptionally low price for an RGB air cooler, but don’t let that fool you – it’s still one of the best performing coolers in its class.

The Hyper 212 cooler has a unique design that features four heat pipes and an aluminium top featuring the brand’s logo. The stainless steel tops help radiate the intense heat coming from your CPU, while the brushed silver finish of each tower can make any system look amazing with its sleek, modern style.

The dark chrome plating on the heatsink and heat pipes is a nice contrast to the silver metal. It offers less of a reflective gleam while still offering some shine for aesthetic purposes.

Cooler installation is relatively straightforward. The Hyper 212 fan can be snapped into place once the cooler has been secured and uses a standard 4-pin PWM header for power.

Pros
  • Aesthetics, RGB
  • Adequate cooling
  • Decent build quality
  • Easy pull and push installation
Cons
  • Compatibility problem with some mobos

6. CORSAIR HYDRO Series H115i –  Best RGB Liquid Cooler

best cpu coolers for i5 9600K

Corsair has done just about everything they can to make this cooler, beautiful and interactive. It’s easy to install and can make any computer look good without requiring much work for assembly or installation.

The Corsair H115i Platinum is one of the advanced RGB-lit liquid cooling solutions on the market. The magnetic levitation PWM fans provide ultimate cooling power with unprecedented silence and have a new Multi-zone backlight that can be controlled conveniently via iCUE software from any device.

The Corsair iCUE App is not just for monitoring variables or controlling fan speed; it also allows you to change the colour of your RGB LED. Besides, Its black design makes this kit look excellent no matter what colour scheme or style of PC setup you may have.

The H115i CPU cooler comes with 240mm and 280mm radiators with dual 120mm and 140mm fans, respectively, and these are RGB magnetic levitation PWM fans controlled by connecting them to the pump.

The H115i RGB Platinum Corsair cooler is an excellent product for anyone looking to buy a liquid cooling system that offers plenty of performance and ease of use with low noise levels.

Pros
  • iCUE supports
  • Aesthetics RGB
  • Sleek design
  • Satisfactory cooling
Cons
  • Can get a bit loud under extreme load
  • Expensive side

7. Be Quiet! BK008 Pure Rock Slim – Best Slim Low Profile Cooler 

best cpu coolers for i5 9600K

For those who want a cool and quiet PC in small spaces, the Be Quiet! Pure Rock Slim is an ideal choice. This double-tower CPU cooler has been designed specifically for narrow spaces. The best part? It comes at a very affordable price range.

The Dark Rock Slim is a high-performance CPU cooler that utilizes 3 x 6mm copper heat pipes for maximum cooling power. The air moves quickly and efficiently through the fin array to dissipate heat outside of your pc into the surrounding air.

It offers an optimal solution with minimal noise level while simultaneously providing excellent performance at a reasonable cost – making this one heck of a value!

The Dark Rock Slim features a 92mm PWM fan that is silent and comes with seven blades. In addition, the main tower has 33 aluminium constructed fins, which create an even smaller footprint to give you less of a chance at overheating your device.

The process of installing this cooler onto an Intel LGA socketed motherboard is simple and requires no tools. First, line up the plastic clips to their respective mounting holes, then push through until you hear the click sound – That’s pretty much it.

Pros
  • Slim low profile design
  • Low noise levels
  • Top notch build quality
  • Budget freindly
Cons
  • No RGB

8. Deepcool Gammaxx GT – Best 120MM Air Cool

best cpu cooler for i5 9600K

With a few decades of experience in cooling, Deepcool has made some major waves by releasing affordable and durable cases. They have also expanded to include coolers and fans, which is an excellent addition because no one wants computer parts overheating.

Here we have the Deepcool Gammaxx GT, a 120mm single tower that features direct contact technology. This design has the heat pipes contact the heatsink directly, which improves thermal efficiency and dissipates excess heat more efficiently than other types of designs on the market.

With a stunning and immersive RGB lighting effect, this CPU cooler is more than just your average cooling system. The top plate of the heatsink has an LED PCB underneath the diffuser that illuminates in various colours to create an immersive light show inside every computer case.

The height of this cooler is 156mm, which ensures it will fit most PC cases. However, if you’re not sure what your CPU clearance is on your case, all you need to is check online or measure.

It mounts quickly and securely, but it takes a few tries to get used to screwing in all of those screws because two inserts must be lined up to fix the corresponding holes on either side of the motherboard.

Pros
  • Powerful for 120mm cooler
  • Fit easily in most cases
  • RGB
Cons
  • Not greatest cooling
  • Less warranty period

9. CoolerMaster MasterLiquid ML 120L – Best 120mm AIO Cooler

best cpu cooler for i5 9600K

Cooler Master’s AIO and air coolers are among the best performers in our CPU cooling charts to date. In addition, the company is well-known for both its performance and reliability, which makes it an excellent choice for your i5 9600K processor.

Here we have the Lite version of Cooler Master’s flagship liquid CPU cooler, the MasterLiquid ML120L, which is just as aesthetically pleasing and powerful on a smaller scale. The ML120L comes with a similar pump block, a sleek matt black and a low profile design featured in the Masterliquid flagship series.

This CPU Cooler features a 120mm Air Balance fan that will show off your computer’s cool side with RGB lighting. The lights can be set to any colour, and it works seamlessly with all the major motherboard manufacturers’ software for seamless control.

The one thing every pc builder needs is some cool colours in their rig. Cooler Master has made sure that if your motherboard doesn’t have an RGB header, you can still enjoy the benefits of a fully customizable PC with Cooler Master accessories.

The product comes with all the tools you need to install it in your home quickly and easily, with an easy mounting kit in the box.

Pros
  • Ideal for AIO beginners
  • Compact design
  • RGB
  • Flagship design
Cons
  • Only suited for mild overclocking

10. NZXT Kraken M22 – Best ALternative 120mm AIO Cooler

best cpu cooler for i5 9600K

The ”Kraken” series is known for providing coolers that offer cracking performance. The M22 is a budget-friendly option from the company, with incredible aesthetics and cooling capabilities.

The NZXT Kraken M22 is the perfect CPU cooler for those looking to take their PC gaming experience up a notch. With CAM software compatibility and one 120mm PWM fan, this product will bring your system temperature down by keeping everything cool.

A cool and funky design, the NZXT Kraken M22 is equipped with an LED that changes colours when lit up. The motherboard fan header supplies power to the fan and pump, so it’s more like; plug and enjoy.

The all-black design is a decidedly tasteful choice for those who are looking to go subtle and sophisticated. I believe this is an attractive design that will always be aesthetic for the eyes.

The software suite CAM is easy-to-use with a range of features for PC enthusiasts such as CAM, allowing you to monitor variables like RPMs, temperatures, or control fan speeds. You could also configure RGB LED colouring; all kinds of animations are possible.

The downside, the M22 isn’t very overclockable, but it is great for anyone who doesn’t plan to overclock their system. Beside, It’s easy to install and offers pretty satisfactory performance while being quiet – the perfect option if you don’t want any noise while your computer works hard on processing power or graphics performance.

Pros
  • Cracking performance level
  • Too good for its size
  • CAM software
Cons
  • Slightly expensive

Frequently Asked Questions (FAQs):

Does I5 9600K need a CPU Cooler?

Intel’s Core i5 9600K processor is one of the best processors for overclocking and requires an adequate cooling solution to do so. It can boost up to 4.7 GHz, so it makes sense to invest in a CPU cooler that won’tt let the system heat up during overclocking.

Which factors to consider while purchasing the right CPU Cooler?

There are multiple things to consider, like Air vs. liquid cooling, type of socket your mobo supports, noise level, and the CPU cooler size. We have explained these factors in detail in our guide of the best CPU coolers for i9 9900K.

What is the best CPU cooler for overclocking i5 9600k?

In terms of performance for an i5 9600K, the Noctua NH-D15 is an incredible value for money and supports overclocking. Among the best AIO coolers on the market today is the Arctic Liquid Freezer II 240 if you’re willing to spend more.

Is 120mm AIO sufficient for Intel i5 9600k?

The 120mm AIO is the perfect cooling choice for new gamers and enthusiasts. With this powerful yet budget-friendly option, you’ll get enough cooling to keep your CPU from overheating without breaking the bank – plus, it’s an ideal fit for gaming PCs that are small in size.


Conclusion:

Proper cooling is essential to your CPU’s performance. Luckily, there are plenty of options for you depending on how much money you’re willing to spend and your requirements.

The best CPU cooler for i5 9600K will depend on several factors, including the fan’s size and power draw and motherboard compatibility with both air-cooling setups or liquid coolers like water or AIO (All In One).

We’ve listed some of our favorite choices above with a detailed description of each one. If you need more information before deciding, please contact us, and we would love to help out!

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