Best Thermal Paste For CPU And GPU [Perfect Cooling]

OVERVIEW

To keep the temperatures of components down, aftermarket coolers are used for significant improvements in thermal performance.This is exactly where the thermal paste come into action.

All the gaming and PC enthusiasts have experienced heated processors and systems after using for long periods. This heating of processors and other components is unwanted and hampers the performance of your systems as well as longevity.Thus, it is utterly important to keep the temperature of your processors low, to exploit the maximum potential of your systems.

So you need to use thermal paste to avoid the problem. These pastes are thermally conductive compounds, which are applied between the CPU and the cooler’s heat sink, to prevent air gaps, and fasten up the heat transfer between the CPU and the cooler.

There are various thermal pastes available in the market depending upon the volume, performance, thermal conductivity, specific gravity, and of course price.

I have done this treacherous job of finding out the best thermal paste that are available in the market, for you. Let us now have a look at the thermal paste list along with their features, advantages, and disadvantages, available in the market at your disposal.

REVIEW OF BEST THERMAL PASTE

1. THERMAL GRIZZLY KRYONAUT THERMAL PASTE

BEST THERMAL PASTE

The first place in this list of the thermal paste is taken up by the Thermal Grizzly Kryonaut thermal paste. This paste is meant for hard-core gamers, who get their systems heated up for long hours. It is expensive and only should be used when your PC is heated for long periods.

It is a high-quality and reliable ceramic thermal grease. It is best for the overclocking of the systems. The Thermal Grizzly paste has no conductive power, which is very ideal for all thermal pastes.

It is easy to apply and takes no time to settle down. The paste effectively lowers the temperature by up to 3 to 4 degrees Celsius, in minimal time.

The paste has a thermal conductivity of 12.5 W/mK, a thermal resistance of 0.0032 K/W, a viscosity of 120-170 Poise, a specific gravity of 3.7 g/cm³, and electrical conductivity of *0 pS/m. The Thermal Grizzle paste has a recommended operation temperature from -250 to 300° Celsius. 

The Kryonaut thermal paste is specially created for extremely high-demanding applications and the highest demands of the overlocking community. It is recommended as a top product for critical cooling systems in the industrial sector as well.

This paste is a bit expensive, but does its cooling job efficiently, and is recommended for all hard-core gamers.

PRODUCT DETAILS:

  • Dimensions of 9.84 x 7.87 x 5.91 inches.
  • Content of 1 gram.
  • Thermal conductivity of 12.5 W/mK.
  • The thermal resistance of 0.0032 K/W.

Pros

  • Blend of nano-aluminum and zinc oxide.
  • The Kryonaut is perhaps the thermal paste for overclocking.
  • Excellent thermal conductivity for powerful performance across a spectrum of applications.

Cons

  • High price & low volume.

2. ARCTIC MX-4 THERMAL COMPOUND

BEST THERMAL PASTE

The second place in this list of the best thermal paste is taken up by the Arctic MX-4 thermal compound paste for coolers. The Arctic cooling brand needs no introduction in the coolant industry, and it has always produced high-quality products, and continues to live up to its reputation with the Arctic MX-4 as well.

This paste is effective and boasts the durability of up to 8 years. The MX-4 has a unique composition, as it is a carbon-based thermal paste. This paste doesn’t contain any metal components, thus it is non-conductive and has a high thermal conductivity.

The Arctic MX-4 comes in a tube that holds 4 grams of the paste. The syringe-type construction of the tube makes it easy for you to apply the paste.

It takes no time to set and dries quickly. It can be used for multiple applications and lasts for a long time overdue. The MX-4 guarantees great heat dissipation from the components and enhances the stability of your system.

It has a thermal conductivity of 8.5 W/mK, a viscosity of 870 Poise, a density of 2.50 g/cm³, and a specific gravity of 2.5 g /cm³. The Arctic MX-4 gives good performances in the idle tests as well as under the load tests.

This paste is safe to use, and as it does not contain any metallic particles electrical conductivity would not be an issue.

There’s no doubt about what the Arctic MX-4 thermal compound can achieve, but it comes with a hefty price tag that might put you off. Also, if you’re looking to overclock your PC, you should probably look at other options. 

PRODUCT DETAILS:

  • Dimensions of 1.2 x 2.8 x 5.9 inches.
  • Content of 4 grams.
  • Thermal conductivity of 8.5 W/mK.
  • Composed of carbon micro-particles.

Pros

  • Composed of high-quality micro-particles made from carbon.
  • Metal-free material means that there’s no danger of short-circuiting or electrical damage.
  • Incredible performance and ease of application make the MX-4 one of the best non-conductive thermal pastes.

Cons

  • High price.            

3. COOLER MASTER HIGH PERFORMANCE THERMAL PASTE

BEST THERMAL PASTE

Are you looking for a best thermal paste at affordable range in this list? Then check out the Cooler Master High-Performance thermal paste. This versatile paste comes at a affordable price.It is a great option for people who are just getting into building gaming computers. Not just for gaming computers, the paste is suitable for chipsets on mainboards and also VGA cards.

The Cooler Master High-Performance is a silicone-based material, which will take your cooling system to a whole new level. The ZIF socket templates enable you to apply the paste correctly in various systems.

This paste has a durability of only a couple of years, and the container only consists of 2 grams of the paste. The Cooler Master High-Performance paste is made up of thermally conductive grease-like silicone materials, and is heavily filled with heat conductive metal oxides.

This combination promotes high thermal conductivity, low bleed, and high-temperature stability. The thermal paste produces an even layer when you use the applicator. It has a specific gravity of 2.37 g/cm3, a thermal conductivity of 0.8 W/mC, a dielectric constant of 4.4 at 100kHz, and a dissipation factor of 0.02 at 100kHz.

Overall, the Cooler Master High-Performance thermal paste is an excellent option from a brand known for its high-quality products. The paste is reliable, effective, and comes with an extremely low price tag. It is a great thermal paste for PS4, because of its density and chemical makeup.

PRODUCT DETAILS:

  • Dimensions of 3 x 0.5 x 5 inches.
  • Content of 2.5 grams.
  • Suitable for CPU, chipsets on Mainboard, VGA card.
  • ZIF Socket Templates.

Pros

  • The versatile compound is suitable for various uses.
  • The unique blend works great under a wide spectrum of temperatures.
  • Excellent applicator spreads evenly and provides a great foundation.

Cons

  • Shelf life of only 2 years.

4. CORSAIR XTM50 HIGH PERFORMANCE THERMAL PASTE

BEST THERMAL PASTE

The fourth spot in this list of the best thermal paste is taken up by the Corsair XTM50 High-Performance thermal paste. This is one of the most complete, effective, and versatile solutions to help lower the temperatures of your PC components.

The paste is made up of premium zinc oxide-based compound that efficiently transfers heat from components like the CPU and GPU, to lower the temperatures. It has components that are non-conductive in nature, which makes the paste safe to use. The application of the paste is pretty simple.

The XTM50 easily fills in the microscopic abrasions and channels for peak thermal transfer due to its low viscosity. This paste has a high-stability liquid compound that makes it lasts for years without drying, cracking, or changing consistency.

A packet of XTM50 contains 5 grams of thermal paste. The paste has a thermal conductivity of 5.0 W/mK, thermal impedance of 0.009°C –in2/W, a viscosity of 2300K cPs, and a specific gravity of 2.7g/cm3.

Corsair has a huge brand-name in the computer accessories industry, it manufactures high-quality keyboards, mice, cases, custom cooling solutions, mouse-pads, power supply units are lots more.

This paste is no different in terms of quality that is accessible to you, but with an expensive price tag. This non-conductive and non-toxic thermal paste is safe to use and is effective and ensures your PC is cool under pressure.

PRODUCT DETAILS:

  • Dimensions of 5.19 x 4.33 x 5.19 inches.
  • Contents of 5 grams.
  • ultra-low thermal impedance lowers CPU temperatures.
  • Cools your CPU and GPU.

Pros

  • High-performance.
  • Cools down components quickly.
  • Long shelf life.

Cons

  • Expensive.

5. MONEYQUI HY883 THERMAL PASTEj

BEST THERMAL PASTE

Next up in this list of the best thermal paste is taken up by the MoneyQui HY883 thermal paste. This thermal is specially designed for overclocking and meeting the demand of the overclockers. It has a nano-particulate structure of micronized aluminum and zinc oxide.

The paste interpolates slight unevenness of the heat medium such as CPU and the heatsink. It provides great heat-transfer and thus you can exploit the capabilities of your high-performance system. This paste also works for VGA, LED, chipset, and other PC components.

This paste increases the stability and reliability of your systems. The HY883 package consists of 4 grams of thermal paste. It has a thermal conductivity of greater than 6.5 W/mK.

This thermal paste is odorless and has a low oil content. It is non-volatile, non-corrosive, non-toxic, and flame retardant. It is non-conductive and thus it is safe to use the HY883 thermal paste.

It is easy to use and it doesn’t dry even at temperatures of 80° Celsius, which maintains stable properties without curing for a long time. It is recommended for the community of overclockers who are looking for a budget-friendly thermal paste.

PRODUCT DETAILS:

  • Dimensions of 9.21 x 2.52 x 0.24 inches.
  • Content of 4 grams.
  • Specially designed for overclocking.
  • Low oil content.

Pros

  • Specially designed for overclocking.
  • Low oil content.

Cons

  • Not recommended for custom build.

6. ARCTIC SILVER 5 THERMAL PASTE

BEST THERMAL PASTE

Arctic silver 5 thermal paste is recommended for all computer enthusiasts to enhance their PC performances. When the Arctic Silver 5 was first manufactured, it was considered as the best thermal paste.

The Arctic Silver 5 was formulated to get the best out of your components. It consists of 99.9% pure micronized silver and the rest of it is made up of aluminum oxide, zinc oxide, and boron nitride. Arctic Silver 5 is made for high-performance projects and acts as an optimal conduit for all your important projects. 

It comes with 3.5 grams of thermal paste. It is dense and creates and seals between the cooling technology and your CPU. The paste slowly thickens over time and ensures your cooling systems to work efficiently and effectively.

While the manufacturers say that the paste is not conductive, but it is recommended to take extra care not to spill it on your computer’s internal components.

The aluminum oxide, boron nitride, zinc oxide solution provides lower load temperatures than you’ll get from standard compounds. The Arctic Silver 5 has a thermal conductivity that is rated at 8.7 W/mK, a specific gravity of 3.5 g/cm3, and the paste is recommended to use between temperature ranges between –50° to 130° Celsius.

This paste comes with an inexpensive price tag. The 3.5-gram syringe of the thermal paste contains enough to cover at least 15 to 25 small CPU cores, or 6 to 10 large CPU cores, or 2 to 5 heat plates. The 3.5-gram syringe will cover approximately 16 square inches. The syringe makes it easy to apply the high-density thermal paste.

PRODUCT DETAILS:

  • Dimensions of 3.9 x 2.32 x 0.35 inches.
  • Content of 3.5 grams.
  • Thermal conductivity of 8.7 W/mK.
  • Over 88% thermally conductive filler by weight.

Pros

  • Cover up to 16 square inches of heatsink surface.
  • Contains a variety of materials, including silver, zinc oxide, and boron nitride.

Cons

  • Subpar external packaging.

7. IC DIAMOND 24 CARAT THERMAL COMPOUND

BEST THERMAL PASTE

The seventh spot in this list of the best thermal paste is taken up by the IC Diamond 24 carat thermal compound. This paste maximizes the thermal heat transfer between the CPU core and heatsink.

The 24-carat thermal compound is made by the 3M corporation, to meet OEM specifications to give you the best combination of maximum performance along with great durability.

This thermal paste is made up of micronized diamond and diamond particle loadings at 92% by weight. The thermal compound can be applied to CPU, GPU game stations, LED lighting, and IC packaging. 

Diamond has better thermal conductivity than silver, so this thermal paste makes superior heat transfer, for cooling high-performance CPUs, and is electrically non-conductive and non-capacitive. The 24-carat thermal compound has a thermal conductance of 4.5 W/mK, and thermal resistance of 0.25oC-cm2/[email protected] 100 µ BLT.

This paste is easy to apply on the CPU and a pack of the IC Diamond 24 carat thermal compound consists of 4.8 grams of thermal paste. It is recommended that you should apply the thermal paste in the center of the CPU, where the heat is the most, about the size of a pea.

The IC Diamond 24 carat thermal compound is specially made for system integrators, overclockers, systems, and white box builders. It is designed to give systems stability, as the thermal paste requires minimal time to attain peak performance.

Due to its superior reliability this thermal compound is used in mission-critical applications for the military defense sector in Aviation and Naval electronics. 

PRODUCT DETAILS:

  • Dimensions of 7 x 4 x 0.01 inches.
  • Content of 4.8 grams.
  • Supreme reliability.
  • Superior thermal performance.

Pros

  • Ultra-reliable.
  • Micronized diamond.

Cons

  • Sometimes leaves scratches when applied.

8. NOCTUA NT-H2 THERMAL PASTE

BEST THERMAL PASTE

If you are looking for a professional solution for overclockers at an affordable range, then check out the Noctua NT-H2 thermal compound paste in my list of the best thermal paste. Its predecessor, the Noctua NT-H1 thermal paste was one of the finest thermal pastes to ever be produced, the Noctua NT-H2 is no different and is a good thermal compound paste.

It is a premium-grade thermal compound that ensures optimal heat-transfer from the CPU or GPU to the heat sink, to bring out optimal performance form the systems. This paste constitutes of metal oxide micro-particles for lower thermal resistance and reduced bond-line thickness.

The NT-H2 thermal paste is non-conductive and non-corroding in nature, which makes it safe for use. The package consists of 3.5 grams of thermal compound paste, and it can be applied easily with the help of the syringe. You can also easily clean the paste with the help of the supplied NA-CW1 cleaning wipes.

This thermal paste has a shelf life of up to 3 years, and once applied it will work for 5 years. The recommended operating temperature is -50 to 200° Celsius.

The NT-H2 lives up to the hype set by its predecessor. It excels in almost every test by providing exquisite performances, and in most cases, better than its predecessor. You can use the 3.5-gram package for about 3 to 20 applications. Overall, the NT-H2 is an affordable yet professional solution for overclockers.

PRODUCT DETAILS:

  • Dimensions of 6.3 x 2.8 x 1.3 inches.
  • Content of 4.5 grams.
  • Optimal heat transfer from the CPU or GPU to the heatsink.
  • Easy to apply.

Pros

  • Cleaning wipes.
  • Easier to spread.

Cons

  • Difficult to measure a small amount from the tube.

9. ICE MOUNTAIN NO.1 THERMAL COMPOUND PASTE

BEST THERMAL PASTE

Taking up the ninth place in this list of the best thermal paste is the Wigbow Ice Mountain No.1 thermal compound paste.

This thermal compound paste is one of the best budget-friendly thermal pastes. It is a high-performance compound, which is perfect for use on your CPU, GPU, and other heat-sensitive components in your system, that requires a heatsink. 

It should be used in the rear side of the heatsink that doesn’t have a thermal pad. This thermal compound paste will improve the heat dispatch of your processor.

The Ice Mountain No.1 is a popular thermal paste, because it is high stability and a reliable polysynthetic thermal compound. The base of this thermal compound paste is a polysynthetic carbon, which is highly effective for heatsinking and transference.

It is easy to apply the paste using the syringe. It is non-volatile, non-corrosive, non-toxic, and flame retardant. A pack of the Ice Mountain No.1 thermal compound paste contains 4 grams of thermal paste.

The Wigbow Ice Mountain No.1 thermal compound paste 4-gram thermal grease paste compound silicone is used for computer CPU heat sinks and chipsets. The thermal paste is high-temperature resistant and fire resistant. 

PRODUCT DETAILS:

  • Dimensions of 5.51 x 2.52 x 0.51 inches.
  • Contents of 4 grams.
  • High temperature resistant.
  • High stability and reliability.

Pros

  • Noncorrosive, nontoxic, nonvolatile, and fire-resistant.
  • Easy to use and effective.

Cons

  • Can be difficult to remove.

10. SILVER KING LIQUID METAL COMPOUND

BEST THERMAL PASTE

Rounding off this list of the best thermal paste is the Silver King liquid metal compound paste. The Silver King is the first thermal compound that consists of 100% liquid metal alloy. Using the liquid metal compound pastes means you need to have clean heatsinks and spread surfaces.

To clean the heatsinks, you can simply use isopropyl alcohol. If the surface is too smooth, the liquid metal might run off the surface of the heatsink. The Silver King is liquid at room temperature, like mercury, but is non-toxic and has a high moistening ability for several materials, other than from aluminum. 

The Silver King liquid metal compound paste is recommended for you if you are looking for a top performance product with the best heat dissipation. The liquid metal paste is electrically conductive and thus you must be very careful while using the paste.

The Silver King contains no non-metallic additives, like silicone, oxides. It also does not contain any solid particles. The liquid compound paste has a thermal conductivity of 79 W/mK and specific gravity (25° Celsius ) of 6.77. The usable temperature range of this compound paste is from -3° Celsius to 140° Celsius. 

This thermal paste surpasses the best high-performance heat conducting pastes easily. The electrically conductive liquid metal is for experienced users, beginners can learn to use it on youtube, or use non-electrical conductive thermal paste instead. This compound shouldn’t be used with aluminum heatsinks. This product is for overclockers and gaming players. 

PRODUCT DETAILS:

  • Dimensions of 7.2 x 4.2 x 0.4 inches.
  • Content of 1 gram.
  • Liquid metal compound.
  • High thermal conductivity.

Pros

  • First thermal compound consists of 100% liquid metal alloy.
  • Great performance.

Cons

  • Slow to spread.                      

CONCLUSION

This was my list of the best thermal pastes. I hope this list will help you choose amongst the best thermal paste in the market at your disposal. 

Also, share your views about this article in the comment section 🙂

Peter
 

Hey friends I am Peter, greeting my post. My goal is to provide the most up-to-date and complete info on tech products and other accessories. So, those who are spending more time in researching the best product can reduce their searching time and can start to enjoy using the latest trending tools and accessories. Just give a read to my blog and save your time.

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