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5 Best Thermal Pastes of 2025

Last Updated - 2025/09/17

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

ARCTIC

ARCTIC MX-4 (20 g) - Premium Performance Thermal Paste for All Processors (CPU, GPU - PC, PS4, Xbox), Very high Thermal Conductivity, Long Durability, Safe Application, Non-Conductive, Non-capacitive

ARCTIC

CA$19.99

More Details
Main highlights
- WELL PROVEN QUALITY: The design of our thermal paste packagings has changed several times, the formula of the composition has remained unchanged, so our MX pastes have stood for high quality
- SAFE APPLICATION: The MX-4 is metal-free and non-electrical conductive which eliminates any risks of causing short circuit, adding more protection to the CPU and VGA cards
- EXCELLENT PERFORMANCE: ARCTIC MX-4 thermal paste is made of carbon microparticles, guaranteeing extremely high thermal conductivity. This ensures that heat from the CPU/GPU is dissipated quickly & efficiently
- EASY TO APPLY: With an ideal consistency, the MX-4 is very easy to use, even for beginners
- 100 % ORIGINAL THROUGH AUTHENTICITY CHECK: Through our Authenticity Check, it is possible to verify the authenticity of every single product
CA$19.99
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Noctua

Noctua NT-H1 3.5g, Pro-Grade Thermal Compound Paste (3.5g)

Noctua

CA$18.60

More Details
Main highlights
- Trusted Noctua quality with excellent long-term stability: recommended storage time up to 3 years, recommended usage time on the CPU up to 5 years
- Renowned premium-grade thermal compound for optimal heat-transfer from the CPU or GPU to the heatsink; more than 150 awards and recommendations
- Not electrically conductive and non-corroding thermal grease: no risk of short-circuits and safe to use with all types of heatsinks
- Easy to apply (no need to spread before heatsink installation) and easy to clean with dry paper towel or tissue (no cleaning alcohol required)
- 3.5g pack for around 3-20 applications (depending on CPU size, e.g. ~3 applications for TR4, ~15 for AM4 or LGA1700, ~20 for LGA1200)
CA$18.60
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

ARCTIC

ARCTIC MX-4 (incl. Spatula, 4 g) - Premium Performance Thermal Paste for All Processors (CPU, GPU - PC, PS4, Xbox), Very high Thermal Conductivity, Long Durability, Safe Application, Non-Conductive

ARCTIC

CA$12.29

More Details
Main highlights
- WELL PROVEN QUALITY: The design of our thermal paste packagings has changed several times, the formula of the composition has remained unchanged, so our MX pastes have stood for high quality
- SAFE APPLICATION: The MX-4 is metal-free and non-electrical conductive which eliminates any risks of causing short circuit, adding more protection to the CPU and VGA cards
- EXCELLENT PERFORMANCE: ARCTIC MX-4 thermal paste is made of carbon microparticles, guaranteeing extremely high thermal conductivity. This ensures that heat from the CPU/GPU is dissipated quickly & efficiently
- EASY TO APPLY: With an ideal consistency, the MX-4 is very easy to use, even for beginners, Spatula incl.
- 100 % ORIGINAL THROUGH AUTHENTICITY CHECK: Through our Authenticity Check, it is possible to verify the authenticity of every single product
CA$12.29
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

ARCTIC

ARCTIC MX-6 (4 g) - Ultimate Performance Thermal Paste for CPU, Consoles, Graphics Cards, laptops, Very high Thermal Conductivity, Long Durability, Non-Conductive, Non-capacitive

ARCTIC

CA$11.45

More Details
Main highlights
- VERSATILE APPLICATION: With its new composition, the MX-6 is suitable for many application scenarios. Thanks to its viscosity, it is also suitable for direct-die cooling scenarios for GPUs of graphics cards or console processors
- RISK-FREE APPLICATION: MX-6 is neither electrically conductive nor capacitive. This eliminates the risk of short circuits or discharges
- PROVEN QUALITY: With over 20 years of experience in the PC cooling market, our focus was on improved performance, versatile application possibilities and an easy-to-use consistency
- 20% BETTER PERFORMANCE: With its improved composition, the ARCTIC MX-6 has a measurably lower thermal resistance than the MX-4
- 100 % ORIGINAL DUE TO AUTHENTICITY CHECK: Due to our Authenticity Check, the authenticity of each individual product can be verified
CA$11.45
5
Best Value
16% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

ARCTIC
16% Off

ARCTIC MX-6 (8 g) - Ultimate Performance Thermal Paste for CPU, Consoles, Graphics Cards, laptops, Very high Thermal Conductivity, Long Durability, Non-Conductive, Non-capacitive

ARCTIC

CA$14.99

CA$17.99
(16% Off)

More Details
Main highlights
- VERSATILE APPLICATION: With its new composition, the MX-6 is suitable for many application scenarios. Thanks to its viscosity, it is also suitable for direct-die cooling scenarios for GPUs of graphics cards or console processors
- RISK-FREE APPLICATION: MX-6 is neither electrically conductive nor capacitive. This eliminates the risk of short circuits or discharges
- PROVEN QUALITY: With over 20 years of experience in the PC cooling market, our focus was on improved performance, versatile application possibilities and an easy-to-use consistency
- 20% BETTER PERFORMANCE: With its improved composition, the ARCTIC MX-6 has a measurably lower thermal resistance than the MX-4
- 100 % ORIGINAL DUE TO AUTHENTICITY CHECK: Due to our Authenticity Check, the authenticity of each individual product can be verified
CA$14.99
CA$17.99 (16% Off)

5 Best Thermal Pastes of 2025

ARCTIC MX-4 (20 g) - Premium Performance Thermal Paste for All Processors (CPU, GPU - PC, PS4, Xbox), Very high Thermal Conductivity, Long Durability, Safe Application, Non-Conductive, Non-capacitive

Noctua NT-H1 3.5g, Pro-Grade Thermal Compound Paste (3.5g)

ARCTIC MX-4 (incl. Spatula, 4 g) - Premium Performance Thermal Paste for All Processors (CPU, GPU - PC, PS4, Xbox), Very high Thermal Conductivity, Long Durability, Safe Application, Non-Conductive

ARCTIC MX-6 (4 g) - Ultimate Performance Thermal Paste for CPU, Consoles, Graphics Cards, laptops, Very high Thermal Conductivity, Long Durability, Non-Conductive, Non-capacitive

ARCTIC MX-6 (8 g) - Ultimate Performance Thermal Paste for CPU, Consoles, Graphics Cards, laptops, Very high Thermal Conductivity, Long Durability, Non-Conductive, Non-capacitive

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