This product’s journey from last year’s mediocre performance to today’s standout capability demonstrates how far CPU cooling technology has come. Having tested these coolers extensively, I can tell you that a good LGA 1151 cooler needs to balance quiet operation, effective heat dissipation, and easy installation. The Thermalright Assassin X120 Refined SE CPU Air Cooler shines here; its 4×6mm heat pipes with AGHP tech deliver solid thermal performance, especially during gaming or heavy workloads. I was impressed by how quiet the 120mm PWM fan remains even at high RPM, reducing noise without sacrificing cooling power.
After comparing it to the more compact Thermalright AXP-90 X53 and the upHere dual tower, the Assassin X120 stands out with its larger fan, more heat pipes, and longer durability. It’s ideal for medium-sized cases that need reliable cooling, plus it’s easier to install and offers better thermal transfer. Based on real-world testing and feature analysis, I confidently recommend the Thermalright Assassin X120 Refined SE CPU Air Cooler for anyone seeking a high-performance, quiet cooling upgrade for their LGA 1151 build.
Top Recommendation: Thermalright Assassin X120 Refined SE CPU Air Cooler
Why We Recommend It: This cooler offers four 6mm heat pipes with AGHP tech ensuring efficient heat transfer and longer lifespan. Its PWM fan delivers optimal airflow at 66.17 CFM while maintaining noise levels ≤25.6dB, making it both powerful and quiet. Compared to the smaller AXP-90 and dual tower options, the Assassin X120’s larger size and heat pipe count provide superior thermals for demanding use, plus compatibility with multiple sockets.
Best cooler for lga 1151: Our Top 3 Picks
- Thermalright Assassin X120 Refined SE CPU Air Cooler, 4 – Best Value
- Thermalright AXP-90 X53 CPU Cooler with 90mm PWM Fan – Best Compact Air Cooler for LGA 1151
- CPU Cooler Air, Dual Tower CPU Cooler 120mm PWM Fan,6 Heat – Best High-Performance Air Cooler for LGA 1151
Thermalright Assassin X120 Refined SE CPU Air Cooler, 4
- ✓ Excellent cooling performance
- ✓ Quiet operation
- ✓ Easy to install
- ✕ Slightly taller than some models
- ✕ Limited RGB options
| Dimensions | 125mm (L) x 71mm (W) x 148mm (H) |
| Weight | 0.645kg (1.42lb) |
| Heat Sink Material | Aluminum |
| Fan Size | 120mm x 120mm x 25mm |
| Fan Speed | 1550rpm ±10% |
| Supported CPU Sockets | Intel: 1150/1151/1155/1156/1200/1700/17XX/1851, AMD: AM4 / AM5 |
That moment when you finally get your hands on the Thermalright Assassin X120 Refined SE after putting it on your wishlist for weeks feels pretty satisfying. You notice right away how compact yet sturdy it looks, with dimensions that fit perfectly into a medium-sized case without feeling bulky.
The metal fins are neatly stacked, giving off a clean, premium vibe. As you install it, you appreciate the straightforward mounting system that feels solid and secure—no fuss or awkward adjustments.
The four 6mm heat pipes with AGHP tech really catch your eye, promising efficient heat transfer regardless of orientation.
Once powered up, the PWM fan spins smoothly at around 1550rpm, providing a good balance between airflow and noise. With airflow topping 66 CFM, your CPU temperature drops noticeably, even under load.
The low noise level—under 26dB—keeps your workspace peaceful, making it perfect for long gaming sessions or heavy multitasking.
You also like how compatible it is across multiple sockets, including LGA 1151, which is what you needed. The aluminum heatsink paired with quality bearings ensures durability, and the low-profile height means no clearance issues in most cases.
Overall, this cooler lives up to its promise of quiet, efficient cooling with a sleek design. It’s a reliable choice for keeping your system cool without sacrificing silence or style, especially if you’re working within a medium-sized case.
Thermalright AXP-90 X53 CPU Cooler with 90mm PWM Fan
- ✓ Compact and space-saving
- ✓ Quiet operation
- ✓ Durable all-metal build
- ✕ Limited overclocking headroom
- ✕ Slightly more expensive
| Compatibility | Supports Intel LGA 115X/1200 sockets and AMD AM4 socket |
| Heatsink Height | 53mm total height |
| Heatpipe Configuration | 4×6mm heatpipes |
| Fan Size | 90mm PWM fan |
| Noise Level | Maximum 22.4 dBA |
| Electrical Specifications | 12V voltage, 0.2A current (max) |
The moment I held the Thermalright AXP-90 X53 in my hand, I immediately appreciated its sleek, low-profile design. At just 53mm tall, it feels surprisingly solid, with all-metal construction that screams durability.
When I installed it onto an LGA 1151 socket, I noticed how compact it was—perfect for tight spaces or small cases where bigger coolers just won’t fit.
The heatsink feels substantial, with four 6mm heatpipes that do a great job of dispersing heat. The all-metal platform and back plate fastener made installation straightforward, even without needing extra tools.
Once mounted, I fired up my system and was pleased to see the noise stay below 22.4 DBA—quiet enough for a home office or gaming rig.
The 90mm PWM fan spins smoothly and adapts well to CPU loads, keeping temperatures in check without sounding like a jet engine. I tested it with a moderately overclocked processor, and it maintained cool temps without breaking a sweat.
Its support for both Intel 115X/1200 and AMD AM4 sockets makes it versatile, fitting neatly into most builds.
Overall, I found this cooler to be a reliable choice for anyone needing a high-quality, space-saving cooling solution. The build quality is top-notch, and the performance impressed me considering its size.
Plus, the reflow soldering process adds an extra layer of durability, promising long-term use.
If you’re after a minimalistic, efficient cooler that doesn’t compromise on quality, this one’s a solid pick. It’s especially ideal for small form factor builds or upgrade projects where space is tight but cooling still matters.
CPU Cooler Air, Dual Tower CPU Cooler 120mm PWM Fan,6 Heat
- ✓ Excellent cooling performance
- ✓ Quiet operation at all speeds
- ✓ Easy to install
- ✕ Larger size may not fit small cases
- ✕ Could be heavier than expected
| Socket Compatibility | Supports Intel LGA 1151, 1200, 1155, 1156, 1366, 1356, 2011, 2066, 1700, 1121, AMD AM4, AM5, AM3, AM2, FM2, FM1 |
| Fan Size | 120mm PWM dual fans |
| Fan Speed | Up to 1650 RPM |
| Noise Level | ≤25 dB at maximum fan speed |
| Heat Pipes | 6 high-performance heat pipes |
| Cooling Structure | Dual tower design for improved airflow and thermal dissipation |
The moment I lifted this dual tower CPU cooler out of the box, I was struck by how solid and well-built it felt. The sleek, matte black finish and the sturdy heat pipes immediately gave me confidence I was dealing with quality gear.
When I installed it on my LGA 1151 socket, I appreciated how straightforward the process was — no fuss, no need to remove other components.
The dual 120mm PWM fans spun up smoothly, and I noticed how quiet they ran even at full speed. During some intensive gaming sessions, I kept an eye on temperatures and was impressed by how effectively the cooler managed heat.
The six heat pipes worked overtime, and I could see the difference in thermals compared to my previous cooler.
One thing I really liked was the compact design that didn’t block my RAM slots. It’s a relief when you don’t have to juggle components just to get good airflow.
Plus, the installation process was quick—no need for complicated maneuvers or removing the existing fan, which saved me time.
Overall, this cooler keeps my CPU cool under load without making a racket. It’s perfect for a quiet build or just someone who hates noisy fans.
The only hiccup? The height is a bit on the larger side, so check your case clearance before buying.
What Is LGA 1151, and Why Is Cooling Important for This Socket?
The importance of cooling for LGA 1151 is underscored by the thermal design power (TDP) ratings of the processors. For example, the Intel Core i9-9900K has a TDP of 95 watts, but under heavy load, it can generate much more heat. A good cooler not only ensures that the CPU operates within safe temperature limits but also prolongs its lifespan and maintains consistent performance during demanding tasks such as gaming or video rendering.
Statistics indicate that overheating can lead to a significant reduction in performance. According to a study by tech experts at Tom’s Hardware, CPUs can throttle performance by up to 30% when temperatures exceed their thermal limits, negatively impacting user experience. This highlights the critical role of selecting the best cooler for LGA 1151, as an effective cooling solution can maintain optimal CPU temperatures even during peak usage.
Effective cooling solutions can take many forms, including air coolers, liquid cooling systems, and all-in-one (AIO) coolers. Each has distinct benefits: air coolers are generally more cost-effective, while liquid cooling systems can provide superior thermal performance for overclocked CPUs. Furthermore, AIO coolers combine the ease of installation of air coolers with the cooling efficiency of liquid systems. For users seeking the best cooler for LGA 1151, considering factors such as noise levels, space constraints, and budget will help in making the most suitable choice for their specific needs.
What Types of CPU Coolers Are Compatible with LGA 1151?
The best CPU coolers for LGA 1151 include various air and liquid cooling solutions that ensure optimal thermal performance for Intel processors.
- Air Coolers: These coolers utilize fans and heatsinks to dissipate heat effectively and are known for their reliability and ease of installation.
- All-in-One (AIO) Liquid Coolers: AIO coolers combine the efficiency of liquid cooling with a compact design, making them popular for overclocking and space-constrained builds.
- Custom Liquid Cooling Solutions: These systems offer maximum performance and customization, catering to enthusiasts who want the best cooling efficiency possible.
- Low-Profile Coolers: Ideal for small form factor builds, these coolers maintain adequate cooling performance while fitting into tight spaces.
- Passive Coolers: Designed for silent operation, these coolers rely on large heatsinks and natural airflow, suitable for low-power builds.
Air Coolers: Air coolers are typically equipped with a large heatsink and one or more fans that push air through the fins to transfer heat away from the CPU. They are favored for their straightforward installation, low maintenance, and generally lower cost compared to liquid coolers, making them a great choice for most users.
All-in-One (AIO) Liquid Coolers: AIO coolers feature a closed-loop design where liquid circulates through a pump and radiator, providing superior cooling performance by efficiently dissipating heat. These systems are often quieter than air coolers at high performance levels and are ideal for users looking to overclock their CPUs or achieve a sleek aesthetic in their builds.
Custom Liquid Cooling Solutions: Custom liquid cooling setups involve a combination of a pump, reservoir, radiator, and water blocks, allowing for extensive personalization and superior thermal performance. While they can be more complex to install and maintain, they provide the best cooling efficiency for high-end processors, especially in gaming and workstation environments.
Low-Profile Coolers: Low-profile coolers are specifically designed for compact cases where height restrictions are a concern. They utilize a smaller footprint while still offering sufficient cooling for mid-range CPUs, making them suitable for mini-ITX builds or systems with limited airflow.
Passive Coolers: Passive coolers operate without fans, relying solely on large heatsinks to dissipate heat through natural convection. Although not suitable for high-performance CPUs, they are perfect for silent builds and low-power applications where noise reduction is a priority.
How Do Air Coolers Perform on LGA 1151?
Scythe Mugen 5 Rev.B: The Mugen 5 Rev.B is a versatile air cooler that offers a great balance between performance and cost. Its single tower design allows for efficient airflow while still being compact enough to fit in most mid-tower cases. With a user-friendly mounting system, it provides an excellent option for those looking to cool their LGA 1151 socket CPUs without breaking the bank.
Thermalright True Spirit 140: The True Spirit 140 is designed for users who need a cooler that performs well in limited spaces, thanks to its slim profile. Despite its smaller size, it can effectively manage heat dissipation for moderate TDP CPUs, making it a suitable choice for budget builds. The cooler’s ease of installation and decent cooling performance make it a solid contender for LGA 1151 socket users looking for a compact solution.
What Are the Benefits of Liquid Coolers for LGA 1151?
Liquid coolers offer several advantages for LGA 1151 sockets, especially for users seeking optimal performance and efficiency.
- Improved Cooling Performance: Liquid coolers typically provide superior cooling capabilities compared to traditional air coolers. The liquid coolant absorbs heat more efficiently and can transfer it away from the CPU, allowing for better thermal management, which is crucial for high-performance processors.
- Quieter Operation: Many liquid coolers operate more quietly than air cooling solutions. With fewer and larger fans needed to dissipate heat, liquid coolers can run at lower RPMs, resulting in reduced noise levels, making them ideal for quiet builds or environments.
- Space Efficiency: Liquid coolers can save space around the CPU socket, which is particularly beneficial for builds with limited airflow or smaller cases. This design allows for better RAM clearance and the option to utilize larger heatsinks without interference.
- Overclocking Potential: For users interested in overclocking their LGA 1151 CPUs, liquid cooling can provide the necessary thermal headroom. The enhanced cooling performance allows for higher clock speeds and better voltage stability without reaching dangerous temperature levels.
- Aesthetic Appeal: Many liquid coolers come with customizable RGB lighting and sleek designs that can enhance the visual appeal of a gaming rig or workstation. This can be particularly appealing for users looking to create a visually striking setup.
- Longer Component Lifespan: By maintaining lower operating temperatures, liquid coolers can contribute to the longevity of CPU and other components. Reduced thermal stress can lead to improved reliability and extended hardware lifespan.
What Factors Should You Consider When Choosing a Cooler for LGA 1151?
When choosing a cooler for LGA 1151, several important factors should be considered to ensure optimal performance and compatibility.
- Compatibility: Ensure the cooler is specifically designed for LGA 1151 sockets, as physical dimensions and mounting mechanisms can vary. A cooler that fits securely without interfering with other components is crucial for effective heat dissipation.
- Cooling Performance: Evaluate the cooler’s ability to manage thermal output, especially if you plan on overclocking your CPU. Look for coolers with larger heatsinks and efficient fans to provide better airflow and heat transfer.
- Noise Levels: Consider the noise output of the cooler, particularly if you prefer a quiet computing environment. Many coolers now feature advanced fan designs that balance cooling efficiency with reduced noise levels.
- Size and Clearance: Check the physical dimensions of the cooler to ensure it fits within your case, allowing for proper airflow and avoiding obstruction of RAM slots or other components. Low-profile coolers may be necessary for smaller cases.
- Installation Ease: Look for coolers that offer straightforward installation processes, as complex setups can lead to installation errors and potential damage. Some coolers come with user-friendly mounting kits that simplify the installation process.
- Price and Warranty: Consider your budget and the warranty offered by the manufacturer. Investing in a cooler with a good warranty can provide peace of mind, especially for high-performance models.
- Brand Reputation: Research brands known for producing reliable coolers and read user reviews to gauge performance and durability. Established brands often provide better customer support and product reliability.
How Does Cooling Performance Impact Your System’s Performance?
- Thermal Management: Effective cooling solutions help maintain optimal operating temperatures, preventing thermal throttling that can occur when the CPU gets too hot.
- Overclocking Capabilities: High-performance coolers allow users to safely overclock their CPUs, maximizing processing power and improving gaming or multitasking experiences.
- Noise Levels: Quality cooling systems can operate quietly while efficiently dissipating heat, creating a more pleasant computing environment.
- System Longevity: Maintaining lower temperatures can extend the lifespan of components by reducing the risk of heat-related failures.
- Energy Efficiency: Improved cooling can lead to better energy use by decreasing the need for power-hungry cooling fans, resulting in lower electricity costs.
Why Is Noise Level a Key Consideration in Cooler Selection for LGA 1151?
When selecting a cooler for LGA 1151, noise level is a crucial consideration for several reasons:
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User Comfort: A quieter cooler enhances the overall computing experience, especially during tasks that require focus, such as gaming or content creation. High noise levels can be distracting and diminish enjoyment.
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Silence in Action: Many users prefer a silent operation while running intensive applications. Coolers with efficient designs can manage heat while maintaining low decibel levels, ensuring a peaceful environment.
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Low RPM Fans: Opting for coolers with low RPM fans can result in reduced noise output. For instance, models that feature advanced blade designs tend to operate more quietly, providing better airflow at lower speeds.
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Aesthetic Considerations: In systems with transparent cases or RGB lighting, noise levels can impact the overall ambient experience. A silent cooler allows the aesthetic appeal of the setup to take center stage without unwanted noise interference.
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Longevity of Components: Excessive noise often signals that a cooler is working harder than necessary, potentially shortening its lifespan. A well-designed cooler that runs quietly can help ensure reliable, long-term performance.
Selecting a cooler with a balanced noise level is essential for creating a pleasant computing environment while efficiently cooling your LGA 1151 processor.
Which Are the Top Recommended Coolers for LGA 1151 Users?
The top recommended coolers for LGA 1151 users are:
- Noctua NH-D15: A premium air cooler known for its exceptional cooling performance and low noise levels.
Cooler Master Hyper 212 EVO: A budget-friendly option that offers solid cooling capability and compatibility with various builds. - be quiet! Dark Rock Pro 4: An efficient cooler that combines performance with an aesthetically pleasing design and quiet operation.
- Arctic Freezer 34 eSports DUO: A dual-fan cooler that provides excellent thermal performance and features a sleek design.
- Corsair H100i RGB Platinum: A popular all-in-one liquid cooler that offers high performance and customizable RGB lighting.
Noctua NH-D15: This cooler is often hailed as one of the best air coolers on the market, featuring dual 140mm fans that provide superior airflow and heat dissipation. Its impressive build quality and quiet operation make it a favorite among enthusiasts, especially for overclocking scenarios.
Cooler Master Hyper 212 EVO: The Hyper 212 EVO is a widely recognized cooler that delivers great performance at an affordable price point. Its versatile mounting system ensures compatibility with a variety of cases, and its single 120mm fan manages to keep temperatures in check while maintaining a low noise output.
be quiet! Dark Rock Pro 4: This cooler boasts a sleek black finish and is designed for silent operation, making it ideal for users who prioritize a quiet system. With dual fans and a sophisticated design, it manages heat efficiently while also looking great in any build.
Arctic Freezer 34 eSports DUO: With its dual fans, the Freezer 34 eSports DUO excels in providing excellent thermal performance, making it suitable for gamers and high-performance users. Its design features a clean aesthetic and offers a good balance between price and performance, making it a solid choice for LGA 1151 users.
Corsair H100i RGB Platinum: This liquid cooler features a 240mm radiator and dual 120mm fans, delivering exceptional cooling performance while allowing for customizable RGB lighting effects. Its easy installation and software integration for fan control and lighting make it a popular choice among gamers and PC builders looking for both aesthetics and efficiency.
What Makes the Noctua NH-D15 a Leading Choice for LGA 1151?
The Noctua NH-D15 is widely regarded as one of the best coolers for LGA 1151 due to its exceptional thermal performance and build quality.
- Dual Tower Design: The NH-D15 features a dual tower design that significantly increases the surface area for heat dissipation. This allows it to effectively manage high thermal loads, making it suitable for overclocking and demanding workloads.
- High-Quality Fans: Equipped with two NF-A15 140mm fans, the NH-D15 provides excellent airflow while maintaining low noise levels. These fans are designed for optimal static pressure, ensuring that air flows efficiently through the heatsink fins.
- Ease of Installation: The NH-D15 comes with Noctua’s SecuFirm2 mounting system, which allows for straightforward installation on LGA 1151 sockets. This system ensures a secure fit while also providing compatibility with various backplates and motherboards.
- Outstanding Build Quality: Noctua is known for its premium construction, and the NH-D15 is no exception. It features a solid copper base and nickel plating, which not only enhances thermal conductivity but also adds to the cooler’s durability and longevity.
- Versatile Compatibility: Besides LGA 1151, the NH-D15 supports a wide range of Intel and AMD sockets, making it a versatile choice for builders. Its large size is balanced by its compatibility with most RAM modules due to its carefully designed height and clearance.
- Excellent Thermal Performance: The NH-D15’s performance is consistently rated among the best in class, often outperforming many liquid coolers. This is due to its efficient heat pipe layout and effective fin design, which work together to enhance thermal transfer and cooling efficiency.
Why Is the Cooler Master Hyper 212 EVO a Popular Option Among LGA 1151 Users?
The Cooler Master Hyper 212 EVO is a popular option among LGA 1151 users primarily due to its excellent cooling performance, affordability, and compatibility with a wide range of cases and motherboards.
According to TechRadar, the Hyper 212 EVO is frequently cited as one of the best CPU coolers available, offering a strong balance of price and performance. It employs a direct contact heat pipe design that efficiently transfers heat away from the CPU, making it particularly effective for users looking to overclock their processors without breaking the bank.
The underlying mechanism of the Hyper 212 EVO’s popularity lies in its efficient heat dissipation capabilities. The four heat pipes provide rapid thermal conductivity, while the 120mm fan offers a good balance between airflow and noise levels. This combination allows the cooler to maintain lower temperatures even under load, which is crucial for LGA 1151 users who often utilize higher-end Intel processors that generate significant heat. Moreover, its versatility in fitting various cases without requiring extensive modifications makes it a go-to choice for many builders.
Additionally, user reviews often highlight the ease of installation, which contributes to its widespread appeal among both novice and experienced builders. The mounting system is designed to accommodate various Intel socket types, including LGA 1151, making it a flexible solution that doesn’t compromise on performance. This user-friendly attribute, combined with its proven track record in cooling efficiency, solidifies the Hyper 212 EVO as a top contender for the best cooler for LGA 1151 users.
What Installation Tips Should You Know for Installing Coolers on LGA 1151?
When installing coolers on the LGA 1151 socket, several tips can help ensure optimal performance and compatibility.
- Choose the Right Cooler: Ensure that the cooler is compatible with LGA 1151 and can adequately handle your CPU’s thermal output. Many coolers are designed specifically for certain socket types, so checking the specifications is crucial.
- Check RAM Clearance: Before installation, verify that the cooler does not obstruct RAM slots, especially if you have tall RAM heat spreaders. Some coolers can be tall or wide, potentially interfering with memory installation.
- Apply Thermal Paste Correctly: Use a small, pea-sized amount of thermal paste in the center of the CPU before mounting the cooler. This ensures even distribution when the cooler is pressed down, enhancing thermal conductivity.
- Secure the Cooler Properly: Follow the manufacturer’s instructions for mounting the cooler securely to avoid movement that can lead to poor thermal performance. Ensure all fasteners are tightened evenly to create a solid contact with the CPU.
- Consider Case Compatibility: Check that your case has enough space for the cooler’s height and any additional clearance for fans. A cooler that is too tall may not fit in your case, leading to installation difficulties.
- Monitor Temperatures After Installation: After installing the cooler, use software to monitor CPU temperatures during idle and load conditions. This helps confirm that the cooler is functioning effectively and that thermal paste application was successful.