4 Must Have GPU CPU Thermal Pastes To Keep Your Computer Running Smoothly
When you want your computer to run efficiently and stay cool, choosing the right CPU thermal paste is essential. It acts as the bridge between your processor and cooler, ensuring optimal heat transfer. Using a premium performance thermal paste not only improves the lifespan of your hardware but also prevents overheating, throttling, and potential damage. By selecting the right thermal paste, you can enhance your system’s stability and enjoy smoother performance whether you’re gaming, working, or creating content.
Top Picks
Category |
Product |
Score |
|---|---|---|
🏆 Best Overall |
95/100 |
|
⚡ Best Performance |
93/100 |
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🎯 Best for Beginners |
90/100 |
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💡 Best Innovation |
89/100 |
How We Selected These Thermal Pastes
We focused on thermal conductivity, ease of application, durability, safety, and user feedback to ensure you get the best CPU thermal paste experience. High thermal conductivity means better heat transfer, keeping your CPU and GPU cooler under load.
Durability ensures the paste remains effective over time without frequent reapplication. We also prioritized non-conductive formulas to protect your components against accidental electrical damage. Finally, we considered reviews and expert opinions to verify real-world performance for both beginners and advanced users.
ARCTIC MX-4
If you’re looking to keep your computer running cool without any fuss, the ARCTIC MX-4 is a solid choice. It’s designed to handle heat like a pro, helping your CPU and GPU stay chill even when you’re pushing your system hard. Applying it is pretty straightforward — the consistency spreads easily without being too messy or too thick, which is perfect whether this is your first time or you’re doing routine maintenance.
It’s also metal-free and non-conductive, so you don’t have to stress about short circuits if a little paste goes astray. Plus, it lasts a long time, meaning less frequent reapplications and a setup that stays efficient for years. Whether you’re gaming, streaming, or just getting everyday tasks done, this computer thermal paste helps you keep things running smoothly without the noise or thermal throttling slowing you down.
What People Say
Users consistently mention noticeable drops in temperature after switching to this thermal paste, along with easy application and the safety of a non-conductive formula. Many appreciate the long durability and how it helps keep gaming rigs and laptops running quieter and cooler.
Overall Sentiment: Positive
🗣️ ⭐️⭐️⭐️⭐️⭐️
I used the ARCTIC MX-4 for a CPU upgrade and noticed a solid 6–8°C drop under load. It’s easy to apply thanks to the well-sealed syringe and smooth consistency, great if you’re new to thermal paste. Plus, being non-conductive gives peace of mind to avoid shorting out components.
🗣️ AUSTIN SWIGART
After applying this paste, my gaming rig dropped temps by 10-15°C under load. The smooth application made the job quick and painless, and it doesn’t dry out over time. Definitely reliable thermal paste you can count on for long-lasting performance.
How It Helps When...
Situation |
How It Helps |
|---|---|
You’re upgrading your CPU or GPU |
It quickly improves heat transfer, leading to cooler component temps and better performance. |
Your laptop or PC runs hot after hours of use |
Applying MX-4 reduces heat buildup so your system stays comfortable and avoids throttling. |
You’re worried about damaging components |
Being non-conductive and metal-free, it’s safer to apply around sensitive parts without risking short circuits. |
You want a reliable thermal paste that doesn’t dry out |
The long-lasting formula keeps your system cool over time, meaning fewer reapplications. |
Built for Many Uses
Whether you’re working on a gaming PC, a workstation, a laptop, or even consoles like the Nintendo Switch, the ARCTIC MX-4 has you covered. Its safe formula and effective cooling make it a versatile pick for a variety of devices and setups.
Solves These Common Issues
Overheating? Thermal throttling?
Noisy fans? The MX-4’s excellent heat transfer helps drop temps, reducing fan noise and protecting your hardware from thermal damage so you can enjoy smoother, cooler operation.
Why You'll Like It
- High thermal conductivity means your CPU and GPU stay cooler under load.
- Long-lasting formula reduces how often you need to reapply.
- Non-conductive and metal-free for safer application, even around sensitive parts.
- Ideal consistency makes spreading paste mess-free and beginner-friendly.
- Enough paste in a 4g tube for multiple builds or maintenance.
Rating: 4.8 (total: 96212+)
Shop NowThermal Grizzly Kryonaut
If you want your CPU thermal paste to really deliver, Thermal Grizzly Kryonaut is a top player you should consider. It’s made to handle intense heat situations, whether you’re overclocking your PC or just want your system running cool during those long gaming sessions. The paste spreads nicely—not too thick or runny—making application straightforward even if you’re not a pro.
It sticks around for a while without drying out, so you’re not constantly reapplying. Just a heads up, though, it’s fantastic for CPUs thanks to its structure, but might not be the best fit for GPUs or devices without an integrated heat spreader.
Overall, it’s a great pick if you’re serious about keeping your CPU temperatures down and stable.
What People Say
Most users notice a clear drop in CPU temps after switching to Kryonaut, praising its ease of application and long-lasting performance. It’s regarded as a go-to for serious enthusiasts who want dependable heat management during intense tasks.
Overall Sentiment: Positive
🗣️ Kenny Campbell
Kryonaut gave me a solid 5-degree temp drop on my CPU. It spreads easily, and I loved how smoothly I could apply it with the syringe and spatula. It’s perfect for demanding setups like gaming rigs and overclocked PCs.
🗣️ Leo
I used it on my laptop CPU and saw temps go from crazy highs down to a more manageable 80°C max. The consistency was just right, and thanks to the included applicator tips, it was straightforward to get a nice thin layer. Lasted well over a year before needing a reapplication.
How It Helps When...
Situation |
How It Helps |
|---|---|
You’re overclocking your CPU |
It efficiently transfers heat, helping your system stay stable and cooler under the extra load. |
Your computer overheats during gaming sessions |
Applying Kryonaut reduces heat buildup so you can game longer without performance drops. |
You want a thermal paste that lasts |
Its unique structure keeps it fresh and effective over time, so you’re not constantly needing to reapply. |
You’re applying paste for the first time |
Comes with a handy syringe and spatula, making it easy to get just the right amount spread evenly. |
Versatile Cooling Solution
Though Kryonaut shines brightest on CPUs and overclocked setups, it’s also a solid choice for experienced users working on gaming consoles or industrial cooling systems. Just keep in mind it’s less suited for GPUs without an integrated heat spreader due to potential pump-out issues.
What It Fixes
If you’re tired of high temps causing throttling or noisy fans, Kryonaut’s excellent heat transfer helps keep your CPU cooler and quieter. It addresses common overheating problems and supports stable performance during heavy use.
Why You’ll Like It
- Exceptional thermal conductivity to keep your CPU cooler under stress.
- Easy to apply with a specially designed syringe and spatula for smooth spreading.
- Long-lasting formula that doesn’t dry out even at high temps.
- Ideal for overclockers and heavy users who need reliable cooling.
- Works well on CPUs and similar hardware with integrated heat spreaders.
Rating: 4.7 (total: 55139+)
Shop NowNoctua NT-H2
Noctua’s NT-H2 is one of those thermal pastes that just works without much fuss. It’s a step up from its predecessor, offering even better heat transfer to keep your CPU or GPU cooler.
Whether you're air or water cooling, this paste handles things smoothly and stays reliable for years. The included cleaning wipes make it super easy to swap out old paste without worrying about leftover residue.
It’s a solid choice if you want a dependable computer thermal paste that performs consistently in your daily build or even when you’re tweaking those temps during gaming or streaming.
What People Say
People rave about the noticeable temperature drops and easy cleanup. It's especially popular with users who want a balance of strong cooling power and simplicity when maintaining their rigs.
Overall Sentiment: Positive
🗣️ AlexBurns92
I noticed a significant drop in my CPU temps after switching to NT-H2. It applied cleanly with no mess, and cleanup was quick thanks to the wipes. Overclocked my Ryzen without any heat spikes.
🗣️ SamTechGuy
Used this paste on both my GPU and CPU. It really helped reduce fan noise by keeping things cooler. The packaging is thoughtful, especially with the included cleaning wipes—makes reapplying a breeze.
How It Helps When...
Situation |
How It Helps |
|---|---|
You’re upgrading your old thermal paste |
The included cleaning wipes make removing the old paste straightforward and mess-free. |
Your rig runs hot during gaming or heavy workloads |
NT-H2 improves heat transfer to help keep both your CPU and GPU cooler under load. |
You prefer a low-maintenance cooling solution |
The paste holds up well long-term, so you won’t need to reapply often. |
You have both air and liquid cooling setups |
It works reliably across different cooling types, offering consistent performance. |
Fits Many Cooling Needs
Whether you're building a gaming PC, a workstation, or a compact HTPC, Noctua NT-H2 adapts well. It cools CPUs and GPUs effectively, so if you’re upgrading various components, this paste can handle the job without a blink.
What It Fixes
If your old thermal paste isn’t cutting it and your system overheats or fans noise spikes, NT-H2 tackles those issues by enhancing heat flow to your cooler. It keeps temps steady and helps avoid throttling during intensive use.
Why You’ll Like It
- Excellent heat transfer for both CPU and GPU cooling setups.
- Easy application with no need to spread before installation.
- Includes cleaning wipes to make paste swapping hassle-free.
- Long-lasting performance that stays stable up to 5 years on your CPU.
- Works great with air and liquid coolers, fitting most computer builds.
Rating: 4.8 (total: 11101+)
Shop NowCorsair TM30
If you want a thermal paste that just gets the job done without fuss, Corsair TM30 is a solid pick. It’s designed with a low-viscosity zinc oxide formula that’s easy to spread, letting you fill those tiny gaps between your CPU or GPU and cooler efficiently.
This paste keeps your hardware cool whether you’re running air or liquid cooling, and it sticks around without drying out or cracking, so you don’t need to think about reapplying often. It’s reliable for everyday builds or when you’re pushing your PC hard during gaming or work.
What People Say
Users appreciate how it noticeably lowers temperatures and keeps coolers running quieter. The ease of application and lasting durability come up often as big pluses when handling heat management in PCs.
Overall Sentiment: Positive
🗣️ TechSavvyMike
The TM30 really lowered my CPU temps compared to the paste I was using before. The application was simple and clean, with no mess. Even after months, it hasn’t dried out or lost effectiveness.
🗣️ GamingGuru88
Applied this to both my CPU and GPU and noticed a nice drop in temps and quieter fans. The included applicator helped get it on perfectly. It’s a thermal paste you can trust for long-term use.
Why It Works Well When...
Situation |
How It Helps |
|---|---|
You want to upgrade an aging thermal paste |
Its smooth consistency makes replacing old dried paste straightforward without a mess. |
Your system tends to run hot under heavy gaming or editing workloads |
Its premium performance thermal paste formula lowers temps, keeping hardware stable and fans quieter. |
You’re using both air and liquid cooling |
TM30 adapts well to different cooling methods, offering consistent heat transfer. |
You want a low-maintenance solution |
It maintains its effectiveness over time so you won’t need to waste time reapplying frequently. |
Fits Your Cooling Setup
Whether you’re running a gaming machine, a workstation, or a casual build, Corsair TM30 fits just right. It’s reliable for both CPU and GPU cooling, air or liquid, so you can count on it no matter your setup.
Helps Fix These Issues
If your PC feels hotter than it should or your fans sound like jets, this paste helps by improving heat flow from your processor to the cooler, keeping performance smooth and stable during intense use.
What Makes It Good
- Ultra-low thermal impedance for effective heat transfer.
- Easy to apply with an included applicator for a clean spread.
- Long-lasting performance that resists drying or cracking.
- Works great on both CPUs and GPUs, supporting premium performance thermal paste needs.
- Compatible with air and liquid cooling setups.
Rating: 4.7 (total: 19562+)
Shop NowFAQ
What Should You Look For When Choosing a Computer Thermal Paste for Your CPU or GPU?
When selecting a thermal paste for your CPU or GPU, you want to focus on thermal conductivity, ease of application, and long-lasting durability. Premium Performance Thermal Paste like ARCTIC MX-4 offers very high thermal conductivity and is non-conductive, which means you can apply it safely without worrying about electrical shorts. Consider whether you need a paste suited for overclocking or demanding workloads—for example, Thermal Grizzly Kryonaut is tailored for extreme performance but may not be ideal for all GPU applications due to pump-out issues.
Also, think about the texture and viscosity; a paste that spreads smoothly without being too runny or thick, such as Corsair TM30, will make the application easier and more effective. Overall, you want a product that reliably lowers your component temperatures and maintains those benefits over time without drying or cracking.
How Do You Properly Apply Thermal Paste on CPU and GPU to Ensure Optimal Cooling?
Applying thermal paste correctly is crucial to achieving effective heat transfer between your processor and the cooler. First, always clean off any old paste thoroughly using isopropyl alcohol and a lint-free cloth before starting. For CPUs, a small pea-sized drop in the center of the heat spreader is usually enough, and pressing the cooler on top will help spread the paste evenly.
For GPUs, especially those without integrated heat spreaders, spreading a thin, uniform layer with a spatula or your applicator ensures full coverage without air gaps. Avoid over-applying as too much paste can actually insulate heat or spill onto unintended areas.
Using a non-conductive thermal paste like Noctua NT-H2 or ARCTIC MX-4 reduces the risk of shorts if accidental spills happen. Patience and precision during application will help keep your system running cool and stable.
Can Using the Right Thermal Paste Improve Your Computer's Performance and Longevity?
Absolutely. Using high-quality CPU Thermal Paste like ARCTIC MX-4 or Corsair TM30 can significantly reduce your processor and GPU temperatures by improving heat transfer to their respective coolers. This prevents thermal throttling, where your hardware slows down to avoid overheating, thus maintaining smooth and consistent performance during gaming, content creation, or heavy workloads.
Additionally, keeping your components cooler helps extend their lifespan by minimizing heat-related wear and tear. Long-lasting pastes with strong durability mean you won’t have to reapply frequently, saving you time and effort. Remember, thermal paste is a relatively simple yet impactful upgrade to keep your computer running smoothly and efficiently.
Customer Preferences Overview
When choosing between ARCTIC MX-4, Thermal Grizzly Kryonaut, and Noctua NT-H2, you typically prioritize thermal conductivity, ease of application, and long-term durability. Customers prefer Thermal Grizzly Kryonaut for its superior heat transfer capabilities, while ARCTIC MX-4 is favored for its balance of performance and affordability. Noctua NT-H2 appeals to you if you want a paste that combines excellent thermal performance with effortless application and reliability over time.
Wrapping Up
To keep your computer running smoothly and efficiently, selecting the right thermal paste is a key step. Using a premium performance thermal paste such as the ARCTIC MX-4 or Thermal Grizzly Kryonaut can significantly reduce your CPU and GPU temperatures, extending the life of your hardware and boosting reliability.
You will benefit from cooler operating temperatures, quieter fans, and more consistent performance under heavy workloads. Whether you're upgrading an existing PC, building a gaming rig, or maintaining your system, applying quality thermal paste correctly is a small investment that yields big returns for your computing experience.
| Product | Image | Rating | Thermal Conductivity | Application Type | Unique Highlights |
|---|---|---|---|---|---|
| ARCTIC MX-4 (4 g) - Premium Performance Thermal Paste |  |
4.8/5 (96,212 reviews) | Excellent heat transfer with carbon microparticles. Reduces CPU temperatures by 6–10°C under load. | Syringe application for easy, precise spreading. |
|
| Thermal Grizzly Kryonaut - 1 Gram |  |
4.7/5 (19,500 reviews) | Extremely high thermal conductivity, ideal for OC. Promotes cooling efficiency in high-performance setups. | Designed for direct applications with CPU and GPU. |
|
| Noctua NT-H2 3.5g Thermal Paste |  |
4.8/5 (11,101 reviews) | High efficiency with substantial drop in operational temperatures. | Easy-to-apply with cleaning wipes included. |
|
| Corsair TM30 Performance Thermal Paste |  |
4.7/5 (19,562 reviews) | Ultra-low thermal impedance for quick heat transfer. | Syringe with applicator for efficient application. |
|
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