5 Best Thermal Pastes
Five thermal pastes, including Thermal Grizzly and ARCTIC, compared by application method, syringe amount and compatibility.
Our top 5 thermal pastes
Swipe to compare price, rating and best use →
| Product | Price | Rating | Best for |
|---|---|---|---|
01 Thermal Grizzly Kryonaut - 1 Gram Thermal Paste ExtremelyDetails ↓ | $8.99 | 4.7/5Amazon | Best overall |
02 ARCTIC MX-4 (4 g) - Premium Performance Thermal PasteDetails ↓ | $4.99 | 4.8/5Amazon | Best for easy setup |
03 ARCTIC MX-7 (8 g) - Ultimate Performance Thermal PasteDetails ↓ | $8.59 | 4.8/5Amazon | Best for more features |
04 Noctua NT-H2 3.5gDetails ↓ | $14.95 | 4.8/5Amazon | Best for compact spaces |
05 SYY Thermal PasteDetails ↓ | $4.27 | 4.6/5Amazon | Best value |
01 — Thermal Grizzly
Best overallThermal Grizzly Kryonaut - 1 Gram Thermal Paste Extremely
Thermal Grizzly Kryonaut - 1 Gram Thermal Paste Extremely High Performance has CPU thermal compound, Kryonaut formulation, CPU application. A small syringe covers a few CPU applications, while a larger pack is useful for repeated builds. Clean the old compound and follow the cooler maker's pressure and application directions.
View on Amazon ↗Reasons to buy
+Thermal Grizzly Kryonaut - 1 Gram Thermal Paste Extremely High Performance has CPU thermal compound, Kryonaut formulation, CPU application.
Reasons to avoid
−Clean the old compound and follow the cooler maker's pressure and application directions. Application method, syringe amount and compatibility can vary by configuration.
- Product type
- Thermal Paste
02 — ARCTIC
Best for easy setupARCTIC MX-4 (4 g) - Premium Performance Thermal Paste
ARCTIC MX-4 (4 g) - Premium Performance Thermal Paste for All Processors has CPU thermal compound, ARCTIC compound model, 4 g. A small syringe covers a few CPU applications, while a larger pack is useful for repeated builds. Clean the old compound and follow the cooler maker's pressure and application directions.
View on Amazon ↗Reasons to buy
+ARCTIC MX-4 (4 g) - Premium Performance Thermal Paste for All Processors has CPU thermal compound, ARCTIC compound model, 4 g.
Reasons to avoid
−Clean the old compound and follow the cooler maker's pressure and application directions. Application method, syringe amount and compatibility can vary by configuration.
- Product type
- Thermal Paste
03 — ARCTIC
Best for more featuresARCTIC MX-7 (8 g) - Ultimate Performance Thermal Paste
ARCTIC MX-7 (8 g) - Ultimate Performance Thermal Paste has CPU thermal compound, ARCTIC compound model, 8 g. A small syringe covers a few CPU applications, while a larger pack is useful for repeated builds. Clean the old compound and follow the cooler maker's pressure and application directions.
View on Amazon ↗Reasons to buy
+ARCTIC MX-7 (8 g) - Ultimate Performance Thermal Paste has CPU thermal compound, ARCTIC compound model, 8 g.
Reasons to avoid
−Clean the old compound and follow the cooler maker's pressure and application directions. Application method, syringe amount and compatibility can vary by configuration.
- Product type
- Thermal Paste
04 — Noctua
Best for compact spacesNoctua NT-H2 3.5g
Noctua NT-H2 3.5g has CPU thermal compound, Noctua NT-H2 formulation, included cleaning wipes. This configuration includes high-Performance Thermal Paste and 3 Cleaning Wipes. A small syringe covers a few CPU applications, while a larger pack is useful for repeated builds. Clean the old compound and follow the cooler maker's pressure and application directions.
View on Amazon ↗Reasons to buy
+Noctua NT-H2 3.5g has CPU thermal compound, Noctua NT-H2 formulation, included cleaning wipes.
Reasons to avoid
−Clean the old compound and follow the cooler maker's pressure and application directions. Application method, syringe amount and compatibility can vary by configuration.
- Product type
- Thermal Paste
05 — SYY
Best valueThermal Paste
Thermal Paste has CPU thermal compound, stated gram quantity, CPU application. This configuration includes sYY 2 Grams CPU Paste Thermal. A small syringe covers a few CPU applications, while a larger pack is useful for repeated builds. Clean the old compound and follow the cooler maker's pressure and application directions.
View on Amazon ↗Reasons to buy
+Thermal Paste has CPU thermal compound, stated gram quantity, CPU application.
Reasons to avoid
−Clean the old compound and follow the cooler maker's pressure and application directions. Application method, syringe amount and compatibility can vary by configuration.
Price information
Amazon price and availability checked Oct 17, 2026, 10:48 PM Lisbon time. Prices and availability are subject to change; the information shown on Amazon.com at purchase applies.
Our process
How we picked.
We compare five relevant products for different needs, using documented specifications, clear use cases and practical trade-offs. Our goal is to make the differences clear and help you choose with confidence.
- 01Relevance
Each product must fit the guide’s intended use, audience and requirements.
- 02Specifications
We compare the key product details that meaningfully affect the buying decision.
- 03Use case and fit
We compare the intended use, configuration and practical fit of every selected product.
- 04Strengths and limitations
We explain where each option performs best and the compromises to consider.
Good questions
FAQ — Thermal Pastes
01What matters most when choosing thermal pastes?+
Compare application method, syringe amount and compatibility. A small syringe covers a few CPU applications, while a larger pack is useful for repeated builds.
02Which type of thermal pastes fits everyday use?+
A small syringe covers a few CPU applications, while a larger pack is useful for repeated builds.
03How can I check the fit or compatibility of thermal pastes?+
Clean the old compound and follow the cooler maker's pressure and application directions. Application method, syringe amount and compatibility should match your intended use.
04When should I pay more for thermal pastes?+
Pay more when a specific feature improves your own use. A small syringe covers a few CPU applications, while a larger pack is useful for repeated builds.
05How should I care for thermal pastes?+
Clean the old compound and follow the cooler maker's pressure and application directions. Follow the maker's cleaning and storage directions for the exact model.
06What mistake should I avoid before buying thermal pastes?+
Clean the old compound and follow the cooler maker's pressure and application directions. Compare the complete configuration and included parts, not the family name alone.
The short answer
Start with the Thermal Grizzly Kryonaut - 1 Gram Thermal Paste Extremely.
It is our first pick for this guide’s exact scope. Choose another option when its stated use case or trade-off better matches yours.
View on Amazon ↗Keep looking
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