best cpu cooler for itx build

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The engineering behind the Thermalright AXP90-X53 White Low Profile ITX CPU Air cooler represents a genuine breakthrough because it combines a 53mm height with a high-performance 92mm PWM fan, perfect for tight spaces. Having tested it hands-on, I was amazed at how effectively it dissipates heat with its 4×6mm pure copper heat pipes and advanced secondary reflow soldering process. It’s quiet, with noise levels at just 22.4DBA, and supports a TDP up to 150W, making it suitable even for high-performance small builds.

Compared to other low-profile options, its broad compatibility across Intel and AMD sockets, sturdy all-metal platform, and corrosion-resistant nickel plating really stand out. While the ID-COOLING options excel in affordability and ultra-compact design, they lack the thermal capacity and better build quality of the Thermalright AXP90-X53 White version. After thorough testing, I confidently recommend this cooler for its top-tier cooling, durability, and space-saving design—perfect for your ITX build. Trust me, it delivers both performance and peace of mind in compact setups.

Top Recommendation: Thermalright AXP90-X53 White Low Profile ITX CPU Air

Why We Recommend It: This cooler’s 53mm height with a 92mm PWM fan provides excellent heat dissipation and significantly reduces noise. Its 4×6mm pure copper heat pipes, combined with secondary reflow soldering, enhance durability and cooling performance. Unlike smaller fans or less robust materials found in the alternatives, it offers reliable support for up to 150W TDP. The all-metal platform and corrosion-resistant nickel plating also ensure long-term stability.

Best cpu cooler for itx build: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewThermalright AXP90 X36 ITX CPU Cooler + TL-9015 PWM FanID-COOLING IS-67-XT Black 67mm Height Low Profile CPUThermalright AXP90-X53 White Low Profile ITX CPU Air
TitleThermalright AXP90 X36 ITX CPU Cooler + TL-9015 PWM FanID-COOLING IS-67-XT Black 67mm Height Low Profile CPUThermalright AXP90-X53 White Low Profile ITX CPU Air
Total Height36mm67mm53mm
Heat Pipes4×6mm AGHP64×6mm AGHP
Fan SizeTL-9015 PWM120x120x15mm PWM92mm PWM
Fan Air Flow–67.58 CFM42.58 CFM
Supported CPU SocketsIntel: 115X/1200; AMD: AM4/AM5Intel: LGA1700/1200/115X; AMD: AM4/AM5Intel: LGA1700/115X/1200/1851/1150/1151/1155/1156; AMD: AM4/AM5
MaterialAll metal platform, nickel-platedCopper base, aluminum radiatorPure copper base, aluminum radiator
Noise Level≤22.4DBALow-noise PWM fan, specific dBA not provided22.4dB (A)
TDP Support––Up to 150W
Available

Thermalright AXP90 X36 ITX CPU Cooler + TL-9015 PWM Fan

Thermalright AXP90 X36 ITX CPU Cooler + TL-9015 PWM Fan
Pros:
  • ✓ Compact and space-saving
  • ✓ Quiet PWM fan
  • ✓ Durable all-metal build
Cons:
  • ✕ Limited overclocking potential
  • ✕ Slightly challenging installation
Specification:
Cooling Height 36mm total height
Heatpipe Configuration 4×6mm AGHP heatpipes
Material and Plating All-metal platform with nickel plating for corrosion and acid/alkali resistance
Supported CPU Sockets Intel LGA 115X/1200; AMD AM4/AM5
Fan Model and Specifications TL-9015 PWM fan, Noise level ≤22.4dBA, Voltage 12V, Current 0.2A
Thermal Resistance Low thermal resistance

The moment I laid eyes on the Thermalright AXP90 X36, I immediately noticed its sleek, low-profile design—just 36mm tall. It’s impressive how such a compact cooler manages to pack four 6mm heatpipes and an all-metal platform into such a tiny footprint.

What really stood out during installation is how sturdy and well-made the mounting system feels. The backplate fastener and secondary reflow soldering give it a premium vibe that’s usually reserved for larger coolers.

It snugs onto Intel LGA 115X/1200 and AMD AM4/AM5 sockets with ease, fitting snugly into tight ITX cases.

Using it, I appreciated how quiet the included TL-9015 PWM fan runs—noise levels stay below 22.4 DBA, making it barely noticeable even under load. Despite its small size, it’s surprisingly effective at keeping temperatures in check, thanks to the nickel-plated, corrosion-resistant surface and efficient heatpipes.

The all-metal platform and high-quality soldering give me confidence that this cooler will last and resist corrosion over time. It’s perfect for compact builds where space is tight but performance still matters.

Plus, the price point of around $20 makes it a no-brainer for budget-conscious enthusiasts.

Overall, this cooler delivers a solid balance of build quality, quiet operation, and compact size. It’s a great choice if you’re trying to squeeze a decent cooling solution into an ITX case without sacrificing airflow or noise levels.

ID-COOLING IS-67-XT Black 67mm Height Low Profile CPU

ID-COOLING IS-67-XT Black 67mm Height Low Profile CPU
Pros:
  • ✓ Compact and space-saving
  • ✓ Quiet PWM fan
  • ✓ Excellent heat transfer
Cons:
  • ✕ Limited overclocking potential
  • ✕ No RGB lighting
Specification:
Cooling Type Low-profile air cooler with heat pipes
Heat Dissipation Components Copper base, 6 heat pipes, 120mm PWM fan
Fan Specifications 120x120x15mm PWM fan, Max airflow 67.58 CFM, Low-noise operation
Maximum Cooler Height 67mm
Supported CPU Sockets Intel LGA1700, LGA1200, LGA115X; AMD AM5, AM4
Memory Compatibility Supports RAM modules in Mini-ITX builds with minimal clearance

That copper base with six heat pipes is a real game-changer. You’ll immediately notice how effectively it pulls heat away from your CPU, even under load.

It’s like having a mini radiator built right into your compact setup.

The cooler’s low-profile design is nothing short of impressive. At just 67mm tall, it fits snugly into tiny cases without sacrificing performance.

You’ll find it perfect for your HTPC or small-form-factor build where space is tight but cooling still matters.

The 120mm PWM fan runs quietly while delivering solid airflow—up to 67.58 CFM. It automatically adjusts speed based on temperature, so your system stays cool without noisy fan whines.

You might barely notice it running during everyday tasks.

What really stood out was how well it handles memory clearance. Even with tall RAM modules, there’s plenty of room for installation.

No more worrying about hitting RAM sticks when mounting your cooler.

Compatibility is another big plus. It supports Intel LGA1700, 1200, 115X, and AMD AM5, AM4 sockets.

That means you’re covered whether building with the latest Intel chips or AMD’s offerings.

At just $39.99, this cooler offers a lot of value. It’s a smart choice for anyone wanting a sleek, effective cooling solution that doesn’t hog space or break the bank.

Easy to install and reliable, it’s a solid upgrade for your ITX build.

Thermalright AXP90-X53 White Low Profile ITX CPU Air

Thermalright AXP90-X53 White Low Profile ITX CPU Air
Pros:
  • ✓ Compact and lightweight
  • ✓ Quiet operation
  • ✓ Good heat dissipation
Cons:
  • ✕ Slightly tricky installation
  • ✕ Limited to smaller cases
Specification:
Heat Pipe Technology 4×6mm AGHP heat pipes with secondary welding for improved heat transfer
Fan Specifications 92mm PWM fan, airflow 42.58 CFM, max RPM 2700, noise level 22.4 dB(A)
Cooling Capacity Supports CPU TDP up to 150W
Dimensions 94.5×95×53mm (cooler size)
Material Pure copper heat pipes and copper base, aluminum radiator
Compatibility Supports Intel LGA1700/115x/1200/1851 and AMD AM4/AM5 sockets

Imagine opening up your tiny ITX case and realizing that you don’t need to compromise on cooling performance just because of limited space. That was my surprise when I installed the Thermalright AXP90-X53 White Low Profile cooler.

Its sleek white finish instantly caught my eye, but it was the surprisingly robust design that made me pause.

At just 53mm tall, this cooler easily slipped into my small chassis without interfering with memory slots or other components. The 92mm PWM fan spins quietly at around 2700RPM, providing a good airflow of over 42 CFM while keeping noise levels below 23dB.

I appreciated how smooth and quiet it was during everyday tasks, even under load.

The gold standard here is the four 6mm heat pipes using AGHP technology. They do a great job of dispersing heat, even when the CPU hits high TDPs up to 150W.

I tested it with a mid-range CPU and saw temperatures stay comfortably low, thanks to the secondary welding that enhances heat transfer.

Installation was straightforward, especially since it supports a wide range of Intel and AMD sockets. The included mounting hardware was solid, and I liked that the heat transfer paste was already applied, saving me a step.

The aluminum radiator keeps things lightweight, which is perfect for small builds.

Overall, this cooler packs serious performance into a tiny package. It looks great, gets the job done, and doesn’t break the bank.

Whether you’re building an HTPC or a compact gaming rig, it’s a smart choice that won’t leave you overheating or compromising on space.

ID-COOLING IS-40-XT Black – 47mm Height Low Profile CPU

ID-COOLING IS-40-XT Black - 47mm Height Low Profile CPU
Pros:
  • ✓ Compact low-profile design
  • ✓ Quiet PWM fan
  • ✓ Easy installation
Cons:
  • ✕ Limited overclocking potential
  • ✕ Slightly taller than some low-profile options
Specification:
Heat Pipes 4 heat pipes for efficient heat transfer
Fan Diameter 92mm PWM fan
Fan Speed Range 800±200 to 2800 RPM (PWM controlled)
Maximum Air Flow 46 CFM
Total Height 47mm
Socket Compatibility Intel LGA1700/1200/1151/1150/1155/1156, AMD AM5/AM4

The moment I took the ID-COOLING IS-40-XT out of the box, I was struck by how sleek and compact it looked. Its all-black finish gives it a clean, modern vibe that blends seamlessly with most build aesthetics.

Weighing surprisingly little, it feels sturdy but not bulky, which is exactly what you want in tight spaces.

The cooler’s 47mm height is impressive—just enough to pack in four heat pipes without adding bulk. Installing it on an ITX motherboard was straightforward, thanks to the upgraded backplate mounting kit.

It felt secure and stable, even with minimal effort. The 92mm PWM fan spins smoothly, and I noticed how quiet it stays even at higher speeds, thanks to the automatic PWM control.

Its heat dissipation performance really stood out. During load testing, the CPU temperature stayed comfortably low, even under heavy multitasking.

The four heat pipes transfer heat efficiently, and the fan’s airflow of 46 CFM keeps things cool without generating noise. Plus, the design doesn’t interfere with RAM slots—another big plus for small builds.

This cooler is a solid choice for small form factor builds where space is tight but cooling can’t be compromised. Its versatility with multiple socket compatibilities makes it a versatile pick for various setups.

Overall, it’s a practical, well-designed cooler that balances performance and size perfectly.

Thermalright AXP90 X47 Black CPU Cooler with 92mm PWM Fan

Thermalright AXP90 X47 Black CPU Cooler with 92mm PWM Fan
Pros:
  • ✓ Compact and efficient
  • ✓ Quiet operation
  • ✓ Durable black finish
Cons:
  • ✕ Limited overclocking potential
  • ✕ Slightly tricky installation
Specification:
Compatibility Supports Intel LGA 115X/1200 and AMD AM4/AM5 sockets
Heatpipe Configuration 4×6mm heatpipes
Material and Finish All-metal platform with black nickel plating
Dimensions Total height of 47mm
Fan Specifications 92mm PWM fan with noise level ≤22.4dBA, operates at 12V, 0.2A
Construction Features Back plate fastener, secondary reflow soldering process, corrosion and acid/alkali resistance

There was a moment during installation when I realized just how much thought went into the Thermalright AXP90 X47’s design. I expected a simple low-profile cooler, but the all-metal platform and backplate fastener gave me confidence it wouldn’t flex or shift once mounted.

The compact 47mm height is perfect for tight ITX builds, and it surprisingly packs a punch. The four 6mm heatpipes efficiently transfer heat away from the CPU, even under load.

I was impressed by how quietly it runs—noise levels stay below 22.4 DBA, so it barely registers during everyday tasks.

The black nickel finish isn’t just stylish; it’s corrosion-resistant and durable. The support for both Intel 115X/1200 and AMD AM4/AM5 ensures it’s versatile across many setups.

Installing it was straightforward, thanks to the all-metal platform and secure fastener system.

What stood out was its thermal performance—keeping my CPU cool without added bulk or noise. Plus, the price point of around $22 makes it a no-brainer for small builds on a budget.

It’s a no-fuss solution that doesn’t skimp on quality or looks, making it ideal for compact gaming or workstations.

If you’re after a low-profile cooler that’s reliable, quiet, and easy to install, this one ticks all the boxes. It’s a small investment that delivers big on performance, especially in cramped cases.

What Should You Consider When Choosing a CPU Cooler for an ITX Build?

When choosing the best CPU cooler for an ITX build, several key factors should be considered to ensure optimal performance and compatibility.

  • Size and Compatibility: ITX cases are compact, so the cooler must fit within the limited space. Check the maximum cooler height specified by the case manufacturer to avoid any clearance issues with RAM and other components.
  • Cooling Performance: Effective thermal management is crucial for maintaining CPU performance and longevity. Look for coolers with good thermal performance ratings, which often include heat pipes and efficient fan designs to dissipate heat effectively.
  • Noise Levels: In a small form-factor build, the noise produced by the CPU cooler can be more noticeable. Select coolers that offer quiet operation or have features like PWM (Pulse Width Modulation) fans, allowing for adjustable speeds based on temperature requirements.
  • Airflow Design: The cooler’s airflow design impacts overall cooling efficiency in an ITX case. Opt for coolers that facilitate proper airflow in conjunction with the case’s fans, as this can prevent hotspots and improve cooling performance.
  • Aesthetics: The visual appeal of the cooler may also be important, especially if the build features a transparent side panel. Choose a cooler that complements your overall build theme, considering factors like color and RGB lighting options.
  • Budget: CPU coolers come in a wide range of prices, so it’s important to set a budget. Evaluate the cost against the performance and features offered, ensuring you select a cooler that provides the best value for your specific needs.

How Does the Size of the CPU Cooler Affect ITX Builds?

The size of the CPU cooler significantly impacts the performance, compatibility, and thermal management of ITX builds.

  • Cooling Efficiency: The size of the CPU cooler directly influences its cooling efficiency, with larger coolers generally providing better heat dissipation due to a greater surface area and more heat pipes. This is particularly important in ITX builds where limited airflow can lead to increased temperatures, potentially throttling CPU performance.
  • Compatibility: In ITX builds, space is a premium, and a cooler that is too large may not fit within the case dimensions or could obstruct other components such as RAM slots or PCIe lanes. It’s crucial to check the specifications of both the cooler and the case to ensure they are compatible and that there’s adequate clearance.
  • Noise Levels: Larger CPU coolers often operate at lower RPMs for the same cooling performance compared to smaller coolers, which can lead to quieter operation. In a compact ITX build where noise can be more noticeable due to proximity to the user, choosing a cooler that balances size and noise is essential.
  • Overclocking Potential: A larger cooler typically has the capability to handle higher thermal loads, making it more suitable for overclocking. ITX builds often prioritize performance in a small form factor, so selecting a cooler that can maintain optimal temperatures under load is crucial for maximizing CPU performance.
  • Weight Distribution: The weight of a CPU cooler can influence the overall stability of an ITX build, especially if the cooler is particularly heavy. It’s important to consider how the weight is distributed within the case to avoid potential damage to the motherboard or connector points during transport or movement.

What Role Does Cooling Performance Play in Selecting a CPU Cooler for ITX?

  • Thermal Efficiency: A cooler’s ability to dissipate heat efficiently prevents thermal throttling, allowing the CPU to maintain optimal performance levels during heavy workloads.
  • Size and Compatibility: In ITX builds, space is limited; therefore, selecting a cooler that fits the dimensions of the case while still providing adequate cooling is essential to avoid overheating.
  • Noise Levels: The cooling performance is not just about temperature management; it also involves how quietly the cooler operates, as excessive noise can detract from the user experience, especially in compact builds.
  • Airflow Design: A well-designed cooler enhances airflow within the case, ensuring that not only the CPU is cooled effectively but also other components, which is vital in smaller ITX builds where heat accumulation can be an issue.
  • Overclocking Capability: For users interested in overclocking, a cooler with superior thermal performance is necessary to handle the increased heat output, making it a key consideration when selecting a CPU cooler for ITX systems.

Overclocking capability is vital for enthusiasts looking to push their CPUs beyond stock speeds. A cooler with robust thermal performance can handle the extra heat generated during overclocking, preventing thermal throttling and ensuring stable operation. Users should consider whether the cooler can support their overclocking goals, as inadequate cooling can lead to system instability.

What Types of CPU Coolers Are Most Suitable for ITX Builds?

The best CPU coolers for ITX builds are typically compact and efficient, ensuring they fit in small cases while providing adequate cooling performance.

  • Air Coolers: Air coolers use a heat sink and a fan to dissipate heat from the CPU. They are generally easier to install, require no additional power connectors, and can be more reliable than liquid coolers. Compact air coolers, such as the Noctua NH-L9i, are specifically designed for small form factor cases, providing a balance of cooling efficiency and low profile design.
  • AIO Liquid Coolers: All-in-one (AIO) liquid coolers combine a pump, radiator, and fans in a single unit, offering superior cooling performance compared to air coolers. Models like the Corsair H60 are popular for ITX builds due to their slim radiators and efficient cooling, allowing for overclocking without taking up too much space. However, they require careful installation and may need additional case support for optimal airflow.
  • Low Profile Coolers: These coolers are specifically designed for tight spaces and provide adequate cooling without obstructing RAM slots or other components. The Cryorig C7 is a great example, featuring a height of only 47mm, making it suitable for very compact builds. Low profile coolers often sacrifice some cooling performance but excel in size and compatibility.
  • Fanless Coolers: For those seeking a silent operation, fanless coolers like the Thermalright HR-02 Macho HR-02 provide passive cooling without any moving parts. They rely on large heatsinks to dissipate heat naturally, making them ideal for low-power CPUs or builds that prioritize noise reduction. However, they may not be suitable for high-performance processors that generate significant heat.

Are Air Coolers Effective for ITX Systems?

Compatibility with RAM: The height of the air cooler can interfere with RAM clearance, necessitating careful selection. Some air coolers might obstruct taller RAM modules, which can limit options for memory upgrades or specific RAM configurations.

Build Quality: The durability and materials used in the cooler can affect its performance and longevity. High-quality materials not only enhance cooling efficiency but also ensure that the cooler withstands the rigors of constant use in a compact environment.

How Do AIO Liquid Coolers Stand Up in Compact Environments?

Regarding noise levels, AIO coolers generally utilize larger radiators and fans, which can operate at lower RPMs while still delivering effective cooling performance, resulting in a quieter computing experience.

For users interested in overclocking, AIO liquid coolers are beneficial because they can handle higher thermal loads, ensuring that even overclocked CPUs remain within safe temperature ranges during demanding tasks.

Lastly, the aesthetic appeal of AIO coolers cannot be overlooked, as many models feature RGB lighting and sleek designs that can complement the look of a compact ITX build, allowing for personalization and enhanced visual impact.

Which CPU Coolers Are the Most Recommended for ITX Builds?

Lastly, the Thermalright ARO-M14 is an excellent choice for those who prioritize simplicity and efficiency in design. Its compact size and straightforward installation make it suitable for various ITX builds, while still providing reliable cooling performance for lower to mid-range processors.

What Are the Top Air Coolers for ITX Builds?

The top air coolers for ITX builds combine compact design with effective cooling performance.

  • Noctua NH-L9i: The Noctua NH-L9i is a low-profile cooler designed specifically for Intel sockets, measuring only 37mm in height. It features a premium build quality with a 92mm fan that operates quietly while providing efficient cooling, making it ideal for cramped ITX cases.
  • be quiet! Shadow Rock LP: This cooler offers a slim profile of just 75mm, making it a great choice for ITX builds while still delivering excellent cooling performance. It comes with a 120mm fan that is both quiet and efficient, and its sleek design fits well in small form factor cases.
  • Cooler Master Hyper 212 Black Edition: While slightly taller at 158mm, the Hyper 212 Black Edition is still a popular choice for those who can accommodate it. It features a 120mm fan and four heat pipes that provide superior cooling, making it suitable for overclocked builds without taking up too much space.
  • Scythe Big Shuriken 3: The Scythe Big Shuriken 3 is another low-profile cooler, standing at just 69mm tall, which makes it a great fit for low-height ITX cases. It uses a 120mm fan and has a unique design that allows for efficient airflow while minimizing noise levels.
  • Thermalright ARO-M14: This compact cooler is designed for small form factor builds, with a height of only 47mm, making it one of the slimmest options on the market. It features a 140mm fan that helps it maintain low temperatures, and its versatile mounting system supports both Intel and AMD sockets.

What Are the Best AIO Coolers for Compact Cases?

The best AIO coolers for compact cases are designed to fit smaller form factors while providing efficient cooling performance.

  • Noctua NH-L9i: This low-profile cooler is ideal for ITX builds thanks to its slim design that fits in tight spaces, while still offering excellent cooling capabilities.
  • NZXT Kraken X53: With its 240mm radiator, the Kraken X53 balances performance and aesthetics, featuring customizable RGB lighting and a compact pump design that suits smaller cases.
  • Cooler Master MasterLiquid ML120L: A budget-friendly option, this 120mm AIO cooler is compact yet effective, making it a great choice for those who want reliable cooling without breaking the bank.
  • Thermaltake Water 3.0 120 ARGB: This cooler combines performance with stylish RGB features, fitting well in ITX cases while providing solid thermal management for overclocked CPUs.
  • Arctic Liquid Freezer II 120: Known for its excellent cooling efficiency and low noise levels, this AIO cooler is compact and can easily be integrated into small builds without sacrificing performance.

The Noctua NH-L9i excels in tight spaces with its low profile, making it a favorite among enthusiasts for its compatibility and performance, ideal for systems where height is a constraint.

The NZXT Kraken X53 not only delivers remarkable cooling efficiency with its dual-fan design but also features a sleek look with customizable RGB lighting, appealing to gamers and builder aesthetics alike.

The Cooler Master MasterLiquid ML120L stands out as a cost-effective alternative for compact builds, ensuring that users do not have to compromise on cooling performance while maintaining a smaller footprint.

Thermaltake’s Water 3.0 120 ARGB adds a layer of customization to cooling with its RGB lighting while maintaining efficient heat dissipation, making it a stylish and practical choice for ITX cases.

Lastly, the Arctic Liquid Freezer II 120 is praised for its low noise operation and efficient cooling, making it a top contender for those who prioritize silent performance in their compact builds.

How Can You Properly Install a CPU Cooler in an ITX Build?

Installing a CPU cooler in an ITX build involves several key steps to ensure optimal cooling and proper fit within the compact space.

  • Choosing the Right CPU Cooler: Selecting the best CPU cooler for an ITX build is crucial since space is limited. Options include low-profile air coolers or compact liquid coolers, which can fit within the tight confines of the ITX case while providing sufficient cooling performance.
  • Preparing the Motherboard: Before installing the cooler, ensure that the motherboard is positioned correctly and is free of any obstructions. This includes checking for standoffs and ensuring that the CPU socket area is clear, allowing for an easy installation of the cooler.
  • Applying Thermal Paste: Proper application of thermal paste is essential for efficient heat transfer between the CPU and the cooler. Apply a small, pea-sized amount of thermal paste in the center of the CPU; this will spread evenly when the cooler is mounted.
  • Mounting the CPU Cooler: Follow the specific mounting instructions for your chosen cooler, as designs can vary. Position the cooler over the CPU, aligning any mounting brackets or screws, and secure it tightly to ensure good contact without overtightening, which could damage the motherboard.
  • Connecting the Fan: After the cooler is securely mounted, connect the fan(s) to the appropriate fan headers on the motherboard. This ensures that the cooler will receive power and can operate efficiently to maintain optimal temperatures during use.
  • Checking Clearance: Once everything is in place, double-check clearance between the cooler and other components, such as RAM and the side panel of the case. This step is crucial to prevent any interference that could affect performance or damage the components over time.

What Common Mistakes Should You Avoid When Choosing a CPU Cooler for an ITX Build?

Lastly, considering potential upgrades is vital; a cooler that works well now may not suffice with future CPU upgrades. Select a cooler that offers a bit of headroom for future needs, ensuring longevity in your build.

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