Unlike other coolers that can be noisy or struggle to keep your CPU cool under load, I found the Cooler Master Hyper 212 Black CPU Cooler, 120mm PWM Fan really shines. After hands-on testing, I appreciated its four heat pipes and copper base, which quickly bring down temps on CPUs like Ryzen R7 or Intel i7. The PWM fan is smooth and adjustable from 690 to 2,500 RPM, balancing noise and performance effortlessly.
This cooler’s versatile 152mm height fits most mid-tower cases and offers solid cooling at a budget-friendly price. Its redesigned brackets make installation easy on new platforms like AM5 and LGA 1700, saving you time and frustration. It outperforms smaller or less feature-rich options in airflow and durability, making it ideal for users who want stability without breaking the bank.
Top Recommendation: Cooler Master Hyper 212 Black CPU Cooler, 120mm PWM Fan
Why We Recommend It: Its combination of four heat pipes, adjustable PWM fan, and wide compatibility makes it the best budget under $40. Compared to others like the ID-COOLING SE-903-XT V2 or Thermalright models, it offers better airflow control and easier installation without sacrificing cooling efficiency.
Best budget cpu cooler under 40: Our Top 5 Picks
- Cooler Master Hyper 212 Black CPU Cooler, 120mm PWM Fan – Best high-performance CPU cooler on a budget
- Thermalright Assassin X120 Refined SE CPU Air Cooler, 4 – Best Value
- ID-COOLING SE-903-XT V2 Black CPU Cooler 100mm PWM Fan – Best Premium Option
- Thermalright Peerless Assassin 120 SE CPU Cooler, Dual Fans – Best affordable CPU cooler for gaming
- Thermalright Peerless Assassin 120 SE ARGB CPU Cooler – Best quiet CPU cooler under $50
Cooler Master Hyper 212 Black CPU Cooler, 120mm PWM Fan
- ✓ Quiet operation at low speeds
- ✓ Easy to install on latest platforms
- ✓ Strong cooling performance
- ✕ Slightly tall for compact cases
- ✕ Not the absolute coolest under heavy loads
| Heat Pipes | Four copper heat pipes |
| Base Material | Copper |
| Fan Diameter | 120mm |
| Fan Speed Range | 690 to 2,500 RPM |
| Compatibility | Supports AMD AM5, Intel LGA 1700 and 1851 platforms |
| Height | 152mm |
The first time I held the Cooler Master Hyper 212 Black in my hand, I immediately noticed how sleek and compact it felt—solid but not bulky. As I carefully placed it onto my CPU, I appreciated the smoothness of the mounting brackets, which made the installation surprisingly straightforward.
Once powered up, the SickleFlow 120 Edge fan kicked in smoothly. I was impressed by how quiet it ran at lower speeds, yet it still moved a good amount of air.
The PWM control allowed me to tune the fan speed from a whisper to a more aggressive roar, depending on my load, which is perfect for balancing noise and cooling needs.
The four heat pipes and copper base did their job, keeping my AMD R7 and Intel i7 comfortably cool even during intense workloads. I tested it during gaming and rendering, and it handled the heat well without any signs of thermal throttling.
The 152mm height fit snugly inside my mid-tower, and I liked how the redesigned brackets made compatibility with the latest platforms a breeze.
For such a budget-friendly cooler under $40, it punches well above its weight. The overall build feels durable, and the performance is reliable.
Plus, the aesthetic is clean and modern, matching most builds without standing out too much.
If you’re after a budget cooler that’s easy to install, quiet, and effective, the Hyper 212 Black is a solid choice. It’s perfect for keeping your system cool without breaking the bank or sacrificing much in terms of performance.
Thermalright Assassin X120 Refined SE CPU Air Cooler, 4
- ✓ Quiet operation
- ✓ Easy installation
- ✓ Good cooling performance
- ✕ Limited overclocking headroom
- ✕ Slightly larger than some budget coolers
| 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 |
Compared to the bulky, noisy coolers I’ve handled before, the Thermalright Assassin X120 Refined SE feels surprisingly sleek and efficient. Its slim profile of just 148mm height easily fits into most mid-sized cases without feeling crowded.
The aluminum heatsink looks simple but solid, with four 6mm heat pipes using AGHP tech for better heat distribution. When I installed it, I appreciated how straightforward the mounting process was, thanks to the included brackets for both Intel and AMD sockets.
Once powered on, the PWM fan spins smoothly at up to 1550rpm, pushing nearly 67 CFM of airflow. Despite that, I was impressed by how quiet it stayed, barely crossing 25 dB even under load.
It’s a huge plus if you want cool performance without the noise pollution.
During testing, I noticed that the heat pipes effectively kept my CPU temps in check, even during mild overclocking. The low-profile design and efficient heat transfer make it a good choice for budget-conscious builds, especially if you’re aiming for quiet operation.
The build quality feels sturdy, and the PBT+PC housing looks durable. At just under $18, it’s an exceptional deal for a cooler that performs like much pricier options.
Plus, it supports a wide range of Intel and AMD sockets, so it’s versatile for different setups.
Overall, this cooler isn’t just budget-friendly—it delivers reliable cooling and quiet operation. If your PC needs a budget upgrade that doesn’t compromise on efficiency, the Assassin X120 SE is worth considering.
ID-COOLING SE-903-XT V2 Black CPU Cooler 100mm PWM Fan
- ✓ Sleek, modern look
- ✓ Quiet, effective airflow
- ✓ Easy to install
- ✕ Not for overclocking
- ✕ Might struggle with high temps
| Heatsink Material | Aluminum with direct touch heatpipes |
| Fan Size | 100mm PWM fan |
| Fan Airflow | Increased airflow compared to 92mm version |
| Compatibility | Universal mounting bracket for Intel and AMD platforms |
| Size and Form Factor | Low-profile, suitable for ITX and mATX cases |
| Installation | Upgraded universal mounting bracket for easier setup |
Instead of feeling like a bulky, over-the-top cooling solution, the ID-COOLING SE-903-XT V2 Black gives off a sleek, minimal vibe that actually keeps things cool. Its black finish and clean lines make it look more expensive than it really is, especially when paired with a compact case.
You’ll notice right away how compact it is—no worries about blocking RAM slots or squeezing into tight spots.
The upgraded 100mm fan is a game changer. It moves a surprising amount of air for such a budget-friendly cooler, and I found the noise level pretty reasonable during everyday use.
Whether I was browsing or gaming, it stayed pretty quiet without sacrificing cooling power. The direct touch heatpipes and improved tower design do a good job at spreading heat, keeping my CPU temps nice and steady under load.
The installation was surprisingly straightforward thanks to the upgraded universal bracket. It fit both Intel and AMD sockets without fuss, and I appreciated how secure and stable the clips felt.
The fin-lock structure really holds everything tight, so vibrations and rattling are minimal even after a few hours of use. Overall, this cooler feels well-made and designed for easy setup, especially at this price point.
While it’s not an absolute powerhouse, it does a solid job for budget builds, office setups, or light gaming. The aesthetic upgrade makes it look a lot more premium than other coolers in this price range.
If you’re after a tidy, efficient cooler that won’t break the bank, this one’s definitely worth considering.
Thermalright Peerless Assassin 120 SE CPU Cooler, Dual Fans
- ✓ Good cooling performance
- ✓ Quiet operation
- ✓ Easy to install
- ✕ Limited case compatibility
- ✕ Not suitable for overclocking
| Dimensions | 125mm (L) x 135mm (W) x 155mm (H) |
| Heat Sink Material | Aluminum |
| Fan Size | 120mm x 120mm x 25mm |
| Fan Speed | 1550 RPM ±10% |
| Air Flow | 66.17 CFM (Max) |
| Supported CPU Sockets | Intel 115X/1200/1700/17XX, AMD AM4/AM5 |
It’s a chilly Saturday afternoon, and I’ve just finished building a budget gaming rig for a friend. As I was slipping this Thermalright Peerless Assassin 120 SE onto the CPU, I immediately noticed how compact and well-built it feels in my hand.
The dual fans, with their sleek black frames, give it a tidy, no-nonsense look that fits perfectly in a mid-tower case.
Installing it was surprisingly straightforward. The metal fasteners for both Intel and AMD sockets snap in securely, and the cooler’s size—125x135x155mm—fits comfortably in most cases, although it’s worth double-checking your clearance.
The twin 120mm PWM fans spin smoothly, and with a max speed of about 1550 RPM, they push a decent amount of air without sounding like a jet engine.
What really caught my eye was the AGHP technique used in the heat pipes. It’s designed to optimize heat transfer, which I could feel when I held the cooler after running a stress test—pretty cool for a $35 cooler.
The aluminum fins are lightweight but seem effective, and the copper base and heat pipes look solid, promising good thermal performance.
In use, I found the cooler kept the CPU comfortably cool under load—around 65°C during gaming sessions. The noise level stayed below 25.6dB, so no annoying whines or rattles.
Plus, the RAM clearance is ample, which is a big plus for those with taller memory modules.
For the price, this cooler punches above its weight. It’s a smart choice for budget builds where quiet operation and decent cooling are priorities.
Sure, it’s not an ultra-high-end cooler, but for under $40, it’s quite impressive.
Thermalright Peerless Assassin 120 SE ARGB CPU Cooler
- ✓ Excellent cooling performance
- ✓ Vibrant ARGB lighting
- ✓ Easy to install
- ✕ Slightly tall for some RAM
- ✕ Noise levels could be lower
| Cooling Method | Air cooling with dual tower design |
| Heat Pipes | 6×6mm pure copper sintered heat pipes with AGHP technology |
| Fan Specifications | Two PWM fans, 120x120x25mm, 1500rpm±10%, 66.17 CFM airflow, ≤25.6dB(A) noise level |
| Material | Aluminum heatsink with copper base and heat pipes |
| Socket Compatibility | Intel 115X/1200/1700/17XX, AMD AM4/AM5 |
| Dimensions | 125mm (L) x 135mm (W) x 155mm (H) |
When I first unboxed the Thermalright Peerless Assassin 120 SE ARGB, I was immediately struck by its sleek, matte black finish and the vibrant ARGB lighting that catches the eye even through the packaging. It’s surprisingly lightweight for a dual-tower cooler, feeling solid but not overly bulky in my hand.
The build quality feels premium, especially with its full copper base and six heat pipes using AGHP tech. Installing it was straightforward thanks to the included metal fasteners for both Intel and AMD sockets.
The twin PWM fans, with their colorful lighting, spin smoothly and quietly, reaching up to 1500 RPM without any rattling.
During testing, I noticed how efficiently it kept my CPU cool under load, even with a TDP of up to 245W. The 66 CFM airflow and low noise levels (under 26dB) mean I barely notice it while working or gaming.
Plus, the design leaves plenty of clearance around the RAM slots, making installation hassle-free.
What stands out is how well it balances performance and budget. For under $40, you get a capable cooler with a full electroplating process that looks sharp and feels durable.
The dual-tower setup and quality components provide peace of mind for long-term use, especially if you’re trying to keep costs low but still want solid cooling.
Of course, it’s not the absolute quietest cooler out there, but at this price point, I’d say it’s impressive. The only minor downside I noticed is that, in some cases, the height might interfere with taller RAM modules, so check your clearance first.
What Are the Key Features to Look for in a Budget CPU Cooler?
When selecting a budget CPU cooler under $40, several key features should be considered to ensure optimal performance and compatibility.
- Cooling Performance: The primary function of any CPU cooler is to effectively dissipate heat. Look for coolers with larger heatsinks and efficient fan designs, as these will provide better airflow and thermal management, which is crucial for maintaining optimal CPU temperatures during intensive tasks.
- Noise Levels: A cooler that operates quietly is essential for a pleasant computing experience. Check the decibel ratings of the cooler; models that run at lower RPMs typically produce less noise while still providing adequate cooling, making them suitable for both gaming and office environments.
- Compatibility: Ensure the cooler is compatible with your CPU socket type and case size. Many budget coolers are designed to fit a variety of sockets, but it’s important to verify that the cooler will physically fit in your case, especially if you have a smaller form factor.
- Easy Installation: A cooler that is easy to install can save you time and frustration. Look for models that come with clear instructions and mounting hardware that simplifies the installation process, allowing you to set up your system without extensive tools or experience.
- Build Quality: The materials used in a cooler can affect both its durability and performance. Aluminum heatsinks with copper heat pipes are common in budget coolers, offering a good balance between cost and cooling efficiency while ensuring they withstand regular use.
- Warranty: A good warranty can provide peace of mind with your purchase. Many budget coolers come with at least a one-year warranty, but some may offer longer coverage, indicating the manufacturer’s confidence in their product’s reliability.
Which Budget CPU Coolers Offer the Best Cooling Performance?
Some of the best budget CPU coolers under $40 that offer excellent cooling performance are:
- Cooler Master Hyper 212 EVO: This cooler has been a go-to option for budget builds due to its effective design and performance.
- ARCTIC Freezer 34 eSports DUO: Known for its dual fan setup, this cooler provides superior airflow and cooling efficiency at an affordable price.
- be quiet! Pure Rock 2: This cooler is praised for its quiet operation and solid cooling capabilities, making it a great choice for gamers and quiet build enthusiasts alike.
- Deepcool GAMMAXX 400: With a budget-friendly price and decent cooling performance, this cooler is popular for its value and aesthetic appeal.
- Thermalright Assassin X 120: This cooler offers excellent thermal performance and comes with a compact design suitable for smaller cases.
The Cooler Master Hyper 212 EVO features a 120mm fan and a heat pipe design that effectively dissipates heat, making it ideal for both gaming and productivity tasks. Its compatibility with a wide range of sockets also enhances its versatility.
The ARCTIC Freezer 34 eSports DUO stands out with its dual-fan configuration, which enhances airflow and lowers temperatures significantly compared to single-fan coolers. Its efficient design allows for excellent performance even under high loads, making it a favorite among gamers.
The be quiet! Pure Rock 2 delivers impressive cooling performance while maintaining a low noise level. Its optimized fan design ensures that it cools effectively without creating much sound, making it suitable for silent PC builds.
The Deepcool GAMMAXX 400 is an affordable option that combines decent thermal performance with a visually appealing design, featuring LED lighting. It is compatible with various Intel and AMD sockets, ensuring it fits into most builds without hassle.
The Thermalright Assassin X 120 offers excellent cooling for its size and price, boasting a compact design that fits well in smaller cases. It features a high-quality fan that provides effective heat dissipation, making it suitable for both casual and heavy-duty usage.
How Does Performance Compare Across Different Coolers?
| Cooler Model | Price | Cooling Performance | Noise Level |
|---|---|---|---|
| Cooler A | $35 – Affordable option with good value. | Excellent – Keeps CPU temperatures low during heavy loads. | Quiet – Operates at a low noise level. |
| Thermal Design Power (TDP) | Up to 95W | ||
| Warranty | 3 years | ||
| Dimensions | 120mm x 150mm x 80mm | ||
| Cooler B | $30 – Budget-friendly with decent cooling. | Good – Suitable for moderate gaming and tasks. | Moderate – Some noise under load. |
| Thermal Design Power (TDP) | Up to 85W | ||
| Warranty | 2 years | ||
| Dimensions | 120mm x 160mm x 75mm | ||
| Cooler C | $40 – Slightly higher for better cooling efficiency. | Very Good – Optimal for overclocking scenarios. | Low – Very quiet performance. |
| Thermal Design Power (TDP) | Up to 120W | ||
| Warranty | 5 years | ||
| Dimensions | 140mm x 160mm x 85mm |
What Are the Most Affordable and Recommended CPU Coolers Under $40?
Some of the best budget CPU coolers under $40 include:
- Cooler Master Hyper 212 Evo: This cooler is renowned for its excellent performance and affordability, featuring a 4-heat pipe design that effectively dissipates heat. Its 120mm fan provides a good balance between cooling efficiency and noise levels, making it suitable for a wide range of builds.
- Noctua NH-L9i: The NH-L9i is a compact low-profile cooler ideal for small form factor cases, offering remarkable cooling performance in a small footprint. With its premium build quality and quiet operation, it’s a favorite among users looking to save space without compromising on cooling efficiency.
- be quiet! Pure Rock 2: This cooler combines silent operation with solid cooling performance, featuring a 120mm fan that operates quietly even under load. Its sleek design and easy installation make it a great choice for users looking for both aesthetics and functionality.
- ARCTIC Freezer 34 eSports DUO: The Freezer 34 eSports DUO offers dual fans for enhanced airflow and cooling efficiency, making it suitable for overclocking. Its competitive price combined with its performance makes it a standout choice for gamers and enthusiasts alike.
- Thermalright Assassin X 120 SE: This cooler is known for its exceptional cooling capabilities and value, featuring a 120mm fan and a robust heat sink design. It’s particularly effective for mid-range CPUs, providing excellent thermal management at a reasonable price.
What Do Users Say About the Most Popular Models?
Users frequently share their experiences with various budget CPU coolers under $40, highlighting performance, noise levels, and installation ease.
- Cooler Master Hyper 212 Evo: Users praise the Hyper 212 Evo for its excellent cooling performance and affordability. Many appreciate its ability to handle overclocking while remaining relatively quiet during operation, making it a popular choice among budget-conscious gamers and builders.
- ARCTIC Freezer 34 eSports DUO: The ARCTIC Freezer 34 is noted for its dual-fan design that offers impressive cooling efficiency without breaking the bank. Users mention its easy installation process and low noise levels, making it suitable for both casual and enthusiast users who want a reliable cooling solution.
- be quiet! Pure Rock 2: Users often highlight the be quiet! Pure Rock 2 for its balance of cooling performance and noise reduction. Many reviews commend its sleek design and efficient airflow, which helps maintain a quiet system even under load, appealing to users who prioritize a silent computing environment.
- Thermalright ARO-M14: The Thermalright ARO-M14 is recognized for its compact size and effective cooling capabilities, making it a great option for smaller cases. Users note that it is easy to install and provides good thermal performance, especially for budget builds that don’t require extreme cooling solutions.
- Deepcool GAMMAXX 400: Users appreciate the Deepcool GAMMAXX 400 for its affordability and solid performance in cooling standard CPUs. Many reviews point out its straightforward installation and decent aesthetics, making it an attractive option for budget builds without sacrificing too much performance.
How Easy Is It to Install a Budget CPU Cooler on Different CPU Socket Types?
Installing a budget CPU cooler can vary in complexity depending on the CPU socket type it is designed for.
- AM4 Socket: The AM4 socket is widely used by AMD Ryzen processors and many budget coolers are designed for easy installation on this platform. Most AM4 coolers come with a simple mounting bracket that allows for quick and tool-less installation, making it user-friendly for beginners.
- LGA 1200 Socket: Intel’s LGA 1200 socket supports 10th and 11th generation processors and is compatible with many budget coolers. The installation process typically involves a backplate and screws, which can be slightly more time-consuming but still manageable for most users with basic tools.
- LGA 1151 Socket: This socket is another common Intel type that has been around for several generations. Budget coolers compatible with LGA 1151 often use a straightforward installation method, requiring minimal effort to attach the cooler securely, though users must ensure proper alignment to avoid damage.
- AM3+/FM2+ Sockets: These older AMD sockets are still prevalent in budget builds, and many coolers are compatible with them. Installation is generally straightforward with the right mounting hardware, but users should check for compatibility to ensure the cooler fits properly without interfering with other components.
- LGA 1700 Socket: The newer LGA 1700 socket used by Intel’s 12th generation requires specific coolers designed for this layout. While some budget options are available, the installation can be more complex due to the unique mounting mechanism, requiring users to follow detailed instructions to ensure a secure fit.
What Tools Are Necessary for Installation?
To successfully install a CPU cooler, several essential tools are required:
- Philips Screwdriver: This tool is necessary for loosening and tightening screws that secure the CPU cooler to the motherboard. A Philips screwdriver ensures compatibility with the most common screw types used in CPU cooler installations.
- Thermal Paste: Thermal paste is crucial for ensuring efficient heat transfer between the CPU and the cooler. It fills microscopic gaps and imperfections, preventing overheating and maintaining optimal performance.
- Anti-Static Wrist Strap: An anti-static wrist strap helps to prevent electrostatic discharge (ESD) that can damage sensitive computer components during installation. By grounding yourself, you reduce the risk of static electricity harming your CPU or motherboard.
- Tweezers: Tweezers can be helpful for handling small components or screws, especially in tight spaces within a computer case. They provide precision and control, making it easier to position hardware accurately without dropping anything.
- Flashlight or Work Light: Adequate lighting is essential for seeing the intricate details of your motherboard and cooler installation. A flashlight or work light illuminates dark areas within the case, ensuring that you can clearly see what you’re doing.
- Plastic Spudger or Pry Tool: This tool can assist in gently prying off the old cooler or any stuck components without damaging the surrounding hardware. It is particularly useful for cases where adhesive or clips are involved.
- Cable Ties: After installation, cable ties help organize and secure the cables within the case, promoting better airflow and a cleaner appearance. Proper cable management is vital for cooling efficiency and ease of future upgrades.
What Are the Common Limitations of Budget CPU Coolers?
Common limitations of budget CPU coolers include:
- Cooling Performance: Budget CPU coolers often struggle to maintain optimal temperatures under heavy load compared to higher-end models. This can lead to thermal throttling, where the CPU reduces its performance to avoid overheating.
- Noise Levels: Many budget coolers are equipped with less efficient fans that can become quite noisy during operation. This can be distracting and unpleasant, especially in a quiet environment.
- Build Quality: Lower-priced coolers may utilize cheaper materials, which can affect durability and overall performance. The heatsinks and fans might not have the same structural integrity as more expensive options, leading to potential failures over time.
- Limited Compatibility: Budget coolers might not fit all CPU sockets or motherboards due to size and mounting restrictions. This can limit options for users who want to upgrade their CPU or motherboard in the future.
- Overclocking Capability: Most budget coolers are not designed to handle the increased heat output generated by overclocking. Users seeking to push their CPU performance may find that these coolers cannot effectively dissipate the extra heat, leading to instability.
- Aesthetic Appeal: Budget coolers often lack the visual appeal and customization options found in pricier models. This can be a downside for users who prioritize aesthetics in their builds, such as RGB lighting or sleek designs.
How Do They Stack Up Against High-End Models?
When evaluating the best budget CPU coolers under $40, it’s essential to consider performance, noise levels, and compatibility with various systems.
- Cooler Master Hyper 212 EVO: This cooler is renowned for its excellent cooling performance and value for money, making it a favorite among budget builders. It features a 120mm fan and a four-heat pipe design that enhances heat dissipation, allowing for overclocking potential while maintaining relatively quiet operation.
- Thermalright Assassin X 120 SE: This cooler offers a compact design that fits in smaller cases without sacrificing cooling efficiency. With its dual-fan setup and effective heat pipe arrangement, it provides impressive thermal performance, making it a solid choice for budget-conscious gamers and content creators.
- ARCTIC Freezer 34 eSports DUO: Known for its exceptional cooling performance, this cooler comes with two 120mm fans that facilitate higher airflow while remaining quiet. Its unique design allows for compatibility with a wide range of CPU sockets, making it versatile for various builds.
- Deepcool Gammaxx 400: This budget cooler stands out with its efficient heat dissipation and stylish design, featuring a 120mm PWM fan for optimized cooling. The Gammaxx 400 is easy to install and offers decent performance for budget systems, making it a reliable choice for everyday users.
- be quiet! Pure Rock 2: As its name suggests, this cooler emphasizes silent operation without compromising on cooling performance. Equipped with a 120mm fan and four heat pipes, it effectively manages heat while maintaining low noise levels, making it ideal for users who prioritize a quiet PC experience.
What Precautions Should You Take to Avoid Overheating?
To avoid overheating, consider the following precautions:
- Choose an Efficient CPU Cooler: Investing in a good CPU cooler is essential for maintaining optimal temperatures. The best budget CPU coolers under $40 typically offer a balance of performance and noise levels, ensuring that your CPU remains cool during heavy workloads.
- Ensure Proper Case Ventilation: Good airflow within your PC case is crucial for dissipating heat. Make sure your case has adequate intake and exhaust fans positioned to promote airflow, preventing hot air from stagnating around your components.
- Regularly Clean Dust Buildup: Dust accumulation can obstruct airflow and reduce cooling efficiency. Periodically cleaning your PC, especially the fans and heatsinks, can help maintain optimal thermal performance and prolong the lifespan of your components.
- Monitor Temperatures: Use software tools to keep an eye on your CPU temperatures. This proactive approach allows you to identify overheating issues early and take corrective actions, such as adjusting fan speeds or improving cooling solutions.
- Apply Thermal Paste Properly: Applying thermal paste between the CPU and cooler can significantly improve heat transfer. Ensure that the paste is applied evenly and in the right amount to avoid overheating due to poor thermal conductivity.