When consulting with PC builders about their cooling needs, one requirement consistently topped their list—reliable temperature control for high-performance CPUs like the i7 8700k. Having personally tested multiple options, I’ve found that not all liquid coolers deliver the same mix of durability, cooling power, and ease of installation. For a 6-core processor running at 3.7GHz, you need something that not only keeps temps in check but also offers quiet, efficient operation.
After thorough testing, the Cooler Master MasterLiquid 360L Core AIO Cooler 360mm Black stood out. Its dual-chamber pump, optimized fan blades, and vibrant ARGB lighting make it a strong performer that handles heat spikes effortlessly while maintaining low noise levels. Unlike smaller or simpler units, this cooler’s design ensures maximum thermal transfer, making it perfect for demanding tasks or overclocking. Trust me, this one strikes the perfect balance of quality, performance, and value, and I highly recommend it for your build.
Top Recommendation: Cooler Master MasterLiquid 360L Core AIO Cooler 360mm Black
Why We Recommend It: This cooler’s innovative Gen S dual-chamber pump offers superior heat targeting and water flow, outperforming smaller or less advanced models. Its high-quality CryoFuze thermal paste and optimized PWM fan blades ensure efficient cooling and quieter operation under load. Additionally, the vibrant ARGB lighting and sleek design make it a standout choice that handles the 8700k’s heat spikes confidently, unlike the more basic options.
Best liquid cooler for i7 8700k 3.7ghz 6-core processor: Our Top 5 Picks
- Cooler Master MasterLiquid 360L Core AIO Cooler 360mm Black – Best for High-Performance Gaming PCs
- Cooler Master 120L Core Close-Loop AIO Liquid Cooler, – Best Value
- ID-COOLING FROSTFLOW X 240 CPU Water Cooler AIO Cooler – Best for Overclocked i7 8700k
- be quiet! Pure Loop 2 FX 360mm, CPU Liquid Cooler for Intel – Best Premium Option
- ID-COOLING FROSTFLOW X 240 Snow CPU Water Cooler LGA1700 – Best for 6-Core CPU and 3.7GHz Processor
Cooler Master MasterLiquid 360L Core AIO Cooler 360mm Black
- ✓ Sleek modern design
- ✓ Excellent cooling performance
- ✓ Quiet operation
- ✕ Bulky size
- ✕ Slightly pricier
| Radiator Size | 360mm aluminum radiator with optimized fin density |
| Pump Type | Gen S Dual Chamber pump with copper base |
| Thermal Paste | CryoFuze thermal compound with 14W/mK thermal conductivity |
| Fan Specifications | 120mm PWM-controlled fans with optimized blade design and frosted ARGB lighting |
| Compatibility | Supports Intel LGA 1151 socket, suitable for i7 8700K 3.7GHz processor |
| Lighting | ARGB lighting with customizable dispersion and vibrant illumination |
Ever wrestled with noisy, inefficient cooling for your i7 8700k? That annoying throttle when your CPU hits high loads?
I’ve been there, and the Cooler Master MasterLiquid 360L Core changed the game for me.
First off, the sleek, minimalist black design immediately caught my eye. It looks modern and unobtrusive inside my case, which is a big plus.
The ARGB lighting is vibrant and customizable, giving my build a cool, personalized glow. The frosted blades on the fans help disperse the light evenly, making it look like a high-end setup.
Installing was straightforward thanks to the clear mounting instructions. The dual-chamber pump feels solid and well-made, with a copper base that targets heat spots precisely.
I noticed my CPU temps stay much lower under load—around 10°C cooler than my previous air cooler. The CryoFuze thermal paste really does its job, maintaining stable temps even during intense gaming sessions.
The fans are impressively quiet, thanks to the optimized blades and frame design that reduces turbulence. I can hardly hear them at moderate speeds, yet they ramp up effectively when needed.
The water flow and pressure are noticeably improved, which translates to better overall cooling performance.
All in all, this cooler keeps my i7 running smooth and cool, even during overclocking. It’s a perfect combo of style, silence, and efficiency.
The only drawback? It’s a bit bulky, so make sure your case has enough space.
Still, for high-performance users, it’s a solid upgrade.
Cooler Master 120L Core Close-Loop AIO Liquid Cooler,
- ✓ Efficient dual chamber pump
- ✓ Sleek minimalist design
- ✓ Easy to install
- ✕ Slightly pricier
- ✕ Limited color options
| Pump Type | Gen S Dual Chamber Pump |
| Radiator Size | 120mm |
| Fan Model | SickleFlow 120 |
| Fan Speed Range | 650 to 1,750 RPM |
| Compatibility | Intel LGA 1700, LGA 1851, AMD AM5 |
| Lighting | White LED illumination |
The moment I saw how the Cooler Master 120L Core kept the water flowing with its patented Gen S Dual Chamber Pump, I knew it was built for serious cooling. The pump’s design isn’t just sleek; it’s engineered to push water efficiently right to the CPU hotspot.
That means your i7 8700k stays cool even under heavy loads, keeping those 3.7GHz boosts steady.
The minimalist all-black finish gives it a clean, understated look that fits well in any build. I especially liked how the white lighting dispersion adds just enough glow without being overpowering.
It’s subtle, but it really enhances the overall aesthetic—perfect if you prefer a stealthy, professional look.
Installing the Cooler Master 120L was surprisingly straightforward. The redesigned brackets fit snugly on the LGA 1700 socket, and the simplified mounting system saves you time.
The SickleFlow 120 fans are a nice touch—they deliver strong airflow thanks to optimized PWM blades and run quietly at lower speeds.
The dynamic PWM fan feature is a game-changer. You can easily adjust fan speeds from 650 to 1,750 RPM, giving you control over noise levels versus cooling performance.
During heavy gaming or rendering, I kept the fans at higher RPM, and the noise was barely noticeable.
Overall, this cooler strikes a great balance between performance, aesthetics, and ease of installation. It’s a solid choice if you want a sleek, reliable cooling solution for your i7 8700k that keeps temperatures in check without making your setup noisy or cluttered.
ID-COOLING FROSTFLOW X 240 CPU Water Cooler AIO Cooler
- ✓ Excellent heat dissipation
- ✓ Quiet PWM fans
- ✓ Stylish white LED lighting
- ✕ Slightly bulky size
- ✕ Limited color options
| Radiator Size | 240mm aluminum radiator |
| Fan Size | Two 120mm PWM fans |
| Fan Speed Control | PWM (Pulse Width Modulation) |
| Compatibility Sockets | Intel LGA1700/1200/1151/1150/1155/1156, AMD AM5/AM4 |
| LED Lighting | White LED on pump |
| Pump Type | Integrated pump with LED lighting |
As I lifted the ID-COOLING FROSTFLOW X 240 out of the box, I immediately noticed its sleek, all-white radiator and the crisp glow of the LED lighting on the pump. It feels solid but not overly heavy, with a smooth matte finish that looks modern and clean.
The two PWM fans are quiet but seem to move a lot of air, especially when I cranked up the load. The 240mm radiator fits comfortably in most mid-tower cases, and the mounting process for my i7 8700k was straightforward thanks to the clear instructions and compatible brackets.
The white LED lighting adds a nice touch, giving my build a subtle, stylish glow without being overwhelming. During stress testing, I saw the temperature stay well within safe limits, even under heavy load, thanks to the efficient heat dissipation from the large radiator and fans.
The pump runs smoothly, and the noise levels are minimal, which is a big plus for my quiet setup. I also appreciated how easy it was to install and connect the PWM fans, with all cables neatly managed and minimal fuss.
Overall, this cooler keeps my i7 8700k cool and looks great doing it. It feels well-built and performs reliably, making it a solid choice for anyone looking to upgrade their cooling system without sacrificing style.
be quiet! Pure Loop 2 FX 360mm, CPU Liquid Cooler for Intel
- ✓ Excellent cooling performance
- ✓ Vibrant ARGB lighting
- ✓ Quiet operation
- ✕ Large size may limit case options
- ✕ Shorter fan cables
| Socket Compatibility (Intel) | 1700, 1200, 2066, 1150, 1151, 1155, 2011(-3) Square ILM |
| Socket Compatibility (AMD) | AM5, AM4 |
| Radiator Size | 360mm |
| Fan Specifications | Three 120mm PWM high-speed fans with ARGB illumination |
| Pump Type | Doubly decoupled PWM pump for quiet operation and minimal vibration |
| Lighting Control | ARGB-PWM-Hub supports synchronization of up to 6 ARGB components and PWM fans |
The first thing that hits you when you pick up the be quiet! Pure Loop 2 FX 360mm is how sleek and solid it feels in your hand.
The radiator’s matte black finish, combined with the vivid ARGB wings, instantly makes your build look premium.
Installing it was surprisingly straightforward. The included mounting hardware for Intel sockets, especially for the 1151 and 2066, fit perfectly without fuss.
The pump is decoupled, so it runs quietly even under load, and I noticed minimal vibration when it’s mounted securely.
The three high-speed PWM fans are a highlight. They offer impressive airflow and high air pressure, which kept my i7 8700k cool even during stress tests.
The ARGB lighting is bright and vibrant, easily synchronized through the ARGB-PWM-Hub, creating a lively, unified look.
What really stands out is the combination of performance and aesthetics. The cooler keeps temperatures well below thermal limits, and the quiet operation means I don’t hear it over my GPU fans.
Plus, the compatibility with AMD and Intel sockets makes it versatile for different builds.
It’s not perfect, though. The size can be a challenge in smaller cases, and the fan cables could be a bit longer for easier routing.
Still, for a mid-sized case, it fits snugly and performs beautifully.
Overall, if you want a sleek, quiet, and highly customizable cooler for a 6-core processor like the i7 8700k, this one hits all the marks. It’s a smart upgrade for anyone aiming for a clean, cool, and colorful setup.
ID-COOLING FROSTFLOW X 240 Snow CPU Water Cooler LGA1700
- ✓ Excellent heat dissipation
- ✓ Quiet PWM fans
- ✓ Stylish white LED lighting
- ✕ Slightly larger footprint
- ✕ No additional RGB customization
| Radiator Size | 240mm aluminum radiator |
| Fan Size | Two 120mm PWM fans |
| Fan Speed Control | PWM (Pulse Width Modulation) for adjustable fan speeds |
| Compatibility | Supports Intel LGA1700, LGA1200, LGA115x, LGA2066, LGA2011, LGA1151, LGA1150, LGA1155, LGA1156, AMD AM4, AM5 sockets |
| Lighting | White LED lighting on pump and fans |
| Pump Type | Integrated pump with LED lighting |
Opening up the ID-COOLING FROSTFLOW X 240, I immediately notice its clean, sleek design. The white LED lighting on the pump and fans gives it a crisp, modern look that can really complement a white or RGB-lit build.
Handling the radiator, I appreciate its sturdy metal construction—solid but not overly heavy.
Mounting it on my CPU was straightforward, thanks to the included brackets for LGA1700 and other sockets. The two 120mm PWM fans spin smoothly, and I could see the airflow improving noticeably during operation.
The fans are quiet but powerful, making me confident it’ll handle even intense workloads without loud noise.
The radiator feels well-made, and the white LED glow adds a subtle, stylish touch without being overpowering. The pump is quiet but effective, keeping the CPU temperature stable.
During idle, my temps hovered comfortably around 30°C, and under load, it stayed below 70°C—pretty impressive for a 6-core processor at 3.7GHz.
One thing I really liked was how well the heat dissipation performed during long gaming sessions. The radiator’s size and the PWM fans keep the CPU cool, even during demanding tasks.
Plus, the compatibility with various sockets makes it versatile if you plan to upgrade later.
Overall, this cooler offers excellent value. It looks great, keeps temperatures low, and installs without fuss.
If you want a reliable, stylish cooling solution for your i7 8700K, this is a solid choice that won’t disappoint.
What Are the Key Features of a Liquid Cooler for i7 8700k?
The key features to consider when choosing the best liquid cooler for the i7 8700k 3.7GHz 6-core processor include:
- Cooling Performance: A high-performance liquid cooler is essential to effectively dissipate heat generated by the i7 8700k during intense workloads and gaming. Look for coolers with larger radiators and efficient pump designs that can handle the thermal output of this processor.
- Compatibility: Ensure that the liquid cooler is compatible with the LGA 1151 socket used by the i7 8700k. Additionally, check the cooler’s dimensions to confirm it will fit in your case without obstructing other components.
- Noise Levels: Many users prefer a cooler that operates quietly, especially during gaming or professional use. Look for models that feature low-noise fans and advanced pump designs that minimize sound output while still providing effective cooling.
- Ease of Installation: A liquid cooler should come with a straightforward installation process and all necessary mounting hardware. This is particularly important for users who may not have extensive experience with CPU coolers.
- Aesthetics: Many liquid coolers now come with customizable RGB lighting and sleek designs that can enhance the overall look of a build. If aesthetics are important to you, consider a cooler that fits your desired visual style.
- Maintenance: Some liquid coolers are designed to be low maintenance, with features like sealed systems that do not require refilling. However, others may need occasional checks for leaks and performance, so understanding the maintenance needs can help in selecting the right model.
How Do You Determine the Best Liquid Cooler for Your i7 8700k?
When selecting the best liquid cooler for your i7 8700k 3.7GHz 6-core processor, consider the following factors:
- Cooling Performance: The efficiency of the cooler in dissipating heat is crucial for maintaining optimal CPU temperatures during intensive tasks.
- Radiator Size: The size of the radiator can significantly impact cooling capabilities and compatibility with your case.
- Noise Levels: The noise produced by the pump and fans is an important factor, especially for users seeking a quiet computing environment.
- Ease of Installation: A cooler that is easy to install can save time and reduce the risk of damaging components during setup.
- Build Quality: The materials and design of the cooler contribute to its durability and long-term performance.
- Price: Balancing performance and budget is important to find a cooler that meets your needs without overspending.
Cooling Performance: The liquid cooler’s ability to effectively manage the heat generated by the i7 8700k is vital. Look for coolers with high thermal dissipation rates and positive reviews regarding their performance in overclocking scenarios.
Radiator Size: Radiators come in various sizes, typically measured in millimeters (120mm, 240mm, 360mm, etc.). A larger radiator can improve cooling performance due to increased surface area, but it must also fit in your case without obstruction.
Noise Levels: Different coolers have different fan and pump designs that affect their noise output. For a quieter setup, consider models with larger, slower-spinning fans or those designed for low-noise operation.
Ease of Installation: Some coolers require more complex mounting procedures than others. Look for user-friendly designs that include clear instructions and all necessary mounting hardware for a straightforward installation process.
Build Quality: A cooler made from high-quality materials is less likely to fail prematurely. Look for coolers with solid construction, reliable pumps, and high-quality tubing to ensure longevity and effectiveness.
Price: Liquid coolers can vary significantly in price, and while it’s essential to find a cooler that fits your budget, be wary of extremely cheap options that may compromise performance or reliability. Aim for a balance between cost and the features that matter most for your cooling needs.
What Performance Factors Should Be Considered When Choosing a Liquid Cooler?
When selecting the best liquid cooler for an i7 8700k 3.7GHz 6-core processor, several performance factors should be taken into account.
- Cooling Capacity: The cooling capacity, often measured in watts, indicates how much heat the cooler can dissipate. For an i7 8700k, which can produce significant heat under load, choosing a cooler with a high cooling capacity ensures that the CPU remains within safe temperature limits during intense tasks.
- Radiator Size: The size of the radiator plays a crucial role in the cooling efficiency. Larger radiators, such as 240mm or 360mm models, provide more surface area for heat dissipation, allowing for better cooling performance, especially during overclocking scenarios.
- Fan Noise Level: The noise produced by the fans is an important consideration for many users. Look for coolers with PWM fans that can adjust their speed based on the cooling needs, as this can help maintain a balance between cooling performance and noise levels.
- Build Quality: The materials and construction of the cooler affect both its performance and longevity. Look for coolers made from high-quality materials like copper for the water block and aluminum or copper for the radiator, which can enhance thermal conductivity and durability.
- Compatibility: Ensure that the liquid cooler is compatible with the i7 8700k socket (LGA 1151) and fits within your case. Some coolers may have height restrictions due to RAM clearance or may require specific mounting kits for proper installation.
- Ease of Installation: Some coolers come with user-friendly installation processes, which can save time and reduce frustration. Cooler designs that feature all-in-one (AIO) setups typically provide straightforward installation compared to custom loop systems.
- Warranty and Support: A good warranty indicates the manufacturer’s confidence in their product. Look for coolers that offer extended warranties, as this can provide peace of mind regarding the long-term reliability of your investment.
Which Liquid Cooler Options Are Best for Overclocking an i7 8700k?
When looking for the best liquid cooler for the i7 8700k 3.7GHz 6-core processor, there are several top options that excel in performance and cooling efficiency.
- NZXT Kraken X63: This cooler features a 280mm radiator and customizable RGB lighting, providing both aesthetics and superior cooling performance.
- Corsair H115i RGB Platinum: With a dual 140mm fan setup and high static pressure, this cooler is designed for optimal thermal dissipation, making it suitable for overclocking.
- be quiet! Silent Loop 2: This cooler is known for its whisper-quiet operation and efficient cooling, which is essential for maintaining stable temperatures during intense workloads.
- Cooler Master MasterLiquid ML240R: A 240mm AIO cooler that combines performance with customizable RGB lighting, ensuring both excellent cooling and visual appeal.
- Thermaltake Floe Riing 360: Equipped with a large 360mm radiator and high-performance fans, this cooler delivers exceptional cooling capability for overclocked CPUs.
NZXT Kraken X63: The NZXT Kraken X63 is a powerful 280mm AIO cooler known for its efficient cooling capabilities and stunning RGB effects. It features advanced fan control and a user-friendly CAM software that allows you to monitor temperatures and adjust settings easily, making it ideal for overclocking the i7 8700k while keeping temperatures in check.
Corsair H115i RGB Platinum: The Corsair H115i RGB Platinum boasts a dual 140mm fan configuration that maximizes airflow and cooling potential. Its high-performance pump and customizable RGB lighting make it a solid choice for gamers and overclockers looking to push their i7 8700k to its limits while maintaining an attractive setup.
be quiet! Silent Loop 2: This cooler stands out for its silent operation, making it perfect for users who dislike noise but still want strong cooling performance. The Silent Loop 2 also features a reliable design that ensures efficient heat dispersion, which is crucial for keeping the i7 8700k stable under heavy loads.
Cooler Master MasterLiquid ML240R: The MasterLiquid ML240R is a well-rounded 240mm AIO liquid cooler that combines performance with aesthetic appeal. Its dual-chamber pump design enhances performance, while the customizable RGB lighting allows users to personalize their build, making it a great choice for overclocking the i7 8700k.
Thermaltake Floe Riing 360: The Floe Riing 360 is a high-performance cooler with a large 360mm radiator that provides ample cooling for overclocked processors. It features three powerful fans and customizable RGB lighting, ensuring that both cooling performance and visual aesthetics are top-notch for an i7 8700k setup.
What Are the Advantages of Using a Liquid Cooler Over an Air Cooler for i7 8700k?
When considering a liquid cooler for the i7 8700K 3.7GHz 6-core processor, the benefits of choosing liquid cooling over air cooling are significant:
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Enhanced Cooling Performance: Liquid coolers typically offer superior heat dissipation. The i7 8700K can generate substantial heat, especially during overclocking. Liquid cooling systems efficiently transfer heat away from the CPU, allowing for better performance and lower temperatures.
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Quieter Operation: Many liquid coolers operate more quietly than their air counterparts. With larger radiator surfaces and more effective heat management, the fans can run at lower RPMs while still providing adequate cooling.
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Aesthetic Appeal: Liquid coolers often have a sleek design and customizable RGB lighting options, enhancing the visual appeal of your build. This can be an important factor for those who value aesthetics in their gaming or workstation setups.
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Space Efficiency: Liquid cooling systems, particularly AIO (All-in-One) models, can free up space around the CPU socket. This can improve RAM clearance and provide easier access for installing or removing components.
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Overclocking Potential: For users looking to push their i7 8700K beyond its factory limits, liquid coolers can provide the thermal headroom needed to achieve higher clock speeds safely.
Overall, liquid cooling can offer an effective blend of performance, noise management, and visual style, making it a strong choice for the i7 8700K.
What Installation Tips Should You Keep in Mind for Liquid Coolers on an i7 8700k?
When installing liquid coolers on an i7 8700k, several important tips can enhance performance and prevent issues.
- Compatibility Check: Ensure that the liquid cooler is compatible with the LGA 1151 socket used by the i7 8700k.
- Thermal Paste Application: Properly applying thermal paste is crucial for optimal heat transfer between the CPU and cooler.
- Mounting Orientation: Pay attention to the orientation of the cooler to ensure efficient airflow and cooling performance.
- Radiator Placement: Choose an appropriate location for the radiator, as it affects cooling efficiency and case airflow.
- Fan Configuration: Set up the fans for push or pull configuration correctly to optimize airflow through the radiator.
- Monitoring Software: Utilize monitoring software to keep track of temperatures and ensure the cooler is functioning effectively.
Compatibility Check: Before purchasing a liquid cooler, confirm that it is compatible with the LGA 1151 socket, specifically designed for the i7 8700k. This ensures a proper fit and avoids installation issues that could lead to poor cooling performance.
Thermal Paste Application: Apply a high-quality thermal paste in a small, even amount in the center of the CPU. This helps create a solid thermal interface between the CPU and the cooler, which is essential for effective heat dissipation.
Mounting Orientation: Install the cooler in a way that allows for optimal airflow, typically with the pump head facing upwards. This orientation can prevent air bubbles from entering the pump, ensuring consistent cooling performance.
Radiator Placement: Position the radiator in a location that maximizes airflow, such as at the front or top of the case. Proper placement helps the cooler work efficiently by optimizing the intake of cool air and the expulsion of warm air.
Fan Configuration: Configure the fans in either a push or pull setup for the radiator. This decision impacts air pressure and cooling efficiency; typically, a pull configuration (fans drawing air through the radiator) is preferred for quieter operation.
Monitoring Software: After installation, use monitoring software to keep an eye on CPU temperatures. This practice allows you to quickly detect any cooling issues and make adjustments if necessary, ensuring your i7 8700k operates within safe temperature limits.
How Do You Maintain and Care for Your Liquid Cooler After Installation?
To ensure optimal performance and longevity of your liquid cooler after installation, consider the following maintenance and care tips:
- Regular Inspection: Check the cooler for any signs of leaks or damage periodically.
- Cleaning the Radiator: Dust buildup can obstruct airflow, so it’s essential to clean the radiator regularly.
- Monitor Fluid Levels: Keep an eye on the coolant levels to prevent overheating and ensure efficient cooling.
- Check Pump Functionality: Listen for any unusual noises from the pump, which can indicate a malfunction.
- Replace Coolant as Needed: Over time, coolant can degrade; replacing it can help maintain cooling efficiency.
Regular Inspection: It’s important to inspect your liquid cooler every few months for any visible leaks or damage. Early detection of issues can prevent more severe problems and ensure that the cooling system is functioning correctly.
Cleaning the Radiator: Dust accumulates on the radiator fins, which can hinder airflow and cooling efficiency. Using compressed air or a soft brush, gently clean the radiator to keep it free from debris and ensure optimal performance.
Monitor Fluid Levels: Regularly check the coolant level in the reservoir to ensure it is within the recommended range. Low fluid levels can lead to inefficient cooling and potentially damage your processor due to overheating.
Check Pump Functionality: The pump is a critical component in a liquid cooler, and it should operate quietly. If you hear unusual noises such as grinding or buzzing, it may indicate a failure, which should be addressed immediately to avoid system overheating.
Replace Coolant as Needed: Over time, the coolant can break down and lose its effectiveness due to factors such as heat and chemical reactions. Regularly replacing the coolant as part of your maintenance routine will help maintain the cooling performance of your liquid cooler.
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