Best selling Thermal grease

Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.

1. Thermal Grizzly Kryonaut

The Kryonaut thermal paste is ideally suited for low-temperature cooling applications such as nitrogen or compressor cooling. However, it also works excellently between a CPU and an air or water cooler. Embedded in a carrier structure are aluminum and tin oxide components that optimally compensate for unevenness on the surfaces of the heat source and the heat sink while providing outstanding thermal conductivity. Unlike many competing products, Kryonaut does not begin to dry out even at 80 °C. 

Thermal Grizzly Kryonaut (12.50 W/m K, 1 g)
Thermal grease
EUR11,04 EUR11 040,–/1kg

Thermal Grizzly Kryonaut

12.50 W/m K, 1 g

2. Arctic MX-6 with cleaner

High-performance thermal paste for professionals. The 4-gram syringe allows for easy dispensing and can be stored for up to 8 years. Includes 6 MX Cleaners for cleaning the CPU core when reinstalling. 

3. Arctic Mx-4

The Arctic MX-4 is a thermal paste that offers exceptional heat transfer from components to coolers. Like its well-known predecessors in the Arctic MX series, the Arctic MX-4 is specifically designed for overclockers. The MX-4 is very easy to apply. Its new consistency makes it a breeze to apply cleanly on the chip, even with a finger. The electrically non-conductive paste is placed between the CPU/GPU and the corresponding coolers to optimize heat transfer from the chip to the cooler. Since the Arctic MX-4 is metal-free, it eliminates the risk of short circuits, thereby providing increased safety for the computer. 

4. Arctic Thermal compound MX-4 4 gr.with spatula

The surfaces of processor chips and cooler bases are characterized by microscopic irregularities. The Arctic MX-4 thermal paste is made from carbon microparticles that fill these gaps, resulting in extremely high thermal conductivity. This ensures that heat is dissipated quickly and efficiently from the CPU or GPU. With its outstanding performance, the MX-4 is an excellent choice for overclockers and enthusiasts, as well as for other applications where thermal transfer is required. 

Arctic Thermal compound MX-4 4 gr.with spatula (8.50 W/m K, 4 g)
Thermal grease
EUR7,42 EUR1855,–/1kg

Arctic Thermal compound MX-4 4 gr.with spatula

8.50 W/m K, 4 g

5. Arctic MX-6

The Arctic MX-6 thermal paste ensures efficient heat transfer for your hardware. With excellent thermal conductivity, low temperatures for your components are guaranteed. This thermal paste can be easily applied due to its high viscosity.

Technical details:
- Quantity: 4 grams
- Material: Silicone, carbon, metal oxides
- Application range: -50 °C to 150 °C
- Delivery includes: 1x thermal paste.
 

6. Noctua NT-H2

It combines the excellent application comfort and proven long-term stability of the popular NT-H1 with a novel, further optimized microparticle formulation for even better thermal performance. Whether for air or water cooling, CPU or GPU applications, overclocking or silent systems: NT-H2 consistently delivers top results, and thanks to the included cleaning wipes, the paste can be removed just as easily as it is applied – an enthusiast solution for the highest demands. 

7. Thermal Grizzly Cryonaut

The Kryonaut thermal paste is ideally suited for low-temperature cooling applications such as nitrogen or compressor cooling. However, it also works just as well between a CPU and an air or water cooler. Embedded in a carrier structure are aluminum and tin oxide components that optimally compensate for unevenness on the surfaces of the heat source and the heat sink while providing outstanding thermal conductivity. Unlike many competing products, the Kryonaut does not begin to dry out even at 80 °C. 

Thermal Grizzly Cryonaut (12.50 W/m K, 5.50 g)
Thermal grease
EUR24,73 EUR4496,36/1kg

Thermal Grizzly Cryonaut

12.50 W/m K, 5.50 g

8. Thermal Grizzly TG-AS-3

Thermal Grizzly from Hamburg is a new German brand dedicated to the fight against high temperatures and poor heat transfer. The goal is to supply the overclocking community with high-performance thermal interface products, which have long been a weak point. However, the product portfolio can also be used for better and quieter cooling of gaming PCs, workstations, mini-PCs, and many other applications. In addition to higher clock speeds, better thermal interface products enable quieter cooling and a longer lifespan for the components being cooled.

To achieve these goals, Thermal Grizzly has closely collaborated with renowned extreme overclocker Roman "der8auer" Hartung during product development and testing, developing chemical compositions and analyzing competitors. The first product lines are now complete, meeting the highest standards of both the manufacturer and the overclocking community.

For optimal thermal conductivity of thermal pastes, proper application is just as important as a high-performance paste. In most cases, the thermal paste is delivered in small syringes, allowing only a drop of paste to be applied at a time. With the practical spatula from Thermal Grizzly, this drop can be spread particularly easily and thoroughly over the entire CPU head or other heatsinks, achieving optimal conductivity and ensuring your hardware is well-cooled.

Technical details:
- Color: Black
- Material: Plastic
- Quantity: 3.
 

9. Thermal Grizzly Aeronaut

The Aeronaut thermal paste is an ideal entry-level product with very good effectiveness. The high surface protection and good thermal conductivity of Aeronaut are perfect for all users who want to effectively optimize their cooling system or replace the thermal paste that came with their hardware. Although the proportion of metallic elements is somewhat lower compared to other products in the Thermal Grizzly range, Aeronaut still offers reliable and high-performance thermal conductivity. In laboratory tests, Aeronaut demonstrates very long durability at high temperatures and is gentle on surfaces. When removing the thermal paste, it leaves hardly any micro-scratches on the cooling surfaces. 

Thermal Grizzly Aeronaut (8.50 W/m K, 1 g)
Thermal grease
−24%
EUR6,03 was EUR7,91 EUR6030,–/1kg

Thermal Grizzly Aeronaut

8.50 W/m K, 1 g

10. Thermal Grizzly Conductonaut liquid metal

Overclockers, watch out. With the paste, the temperature of the processor can be lowered again by a few degrees without having to buy a new cooler. The application of the liquid metal is also surprisingly simple, especially as the manufacturer already includes the necessary accessories in the scope of delivery. If the use is still new at the first time, it goes at the latest from the second application quickly by the hand. Very good.

In addition, the Thermal Grizzly Conductonaut is extremely productive. The filling quantity of one gram of liquid metal is sufficient for far more than 10 applications. And if there is too much liquid metal on the processor, it can simply be sucked back into the syringe. The correct dosage is therefore very easy to handle. On average, half a grain of rice is sufficient for one processor.

Important: The Conductonaut must not be used with contact surfaces made of aluminium. Recommended materials are copper, nickel, silver and other metals. In addition, the Thermal Grizzly Conductonaut Heat Conducting Paste should be stored in its original packaging in dry rooms at room temperature.
 

Thermal Grizzly Conductonaut liquid metal (73 W/m K, 1 g)
Thermal grease
EUR13,19 EUR13 190,–/1kg

Thermal Grizzly Conductonaut liquid metal

73 W/m K, 1 g

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