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Thermal Grizzly Kryonaut Extreme - 2 Gram - Extremely High Performance
Thermal Grizzly

Thermal Grizzly Kryonaut Extreme - 2 Gram - Extremely High Performance

Bottom line: The Thermal Grizzly Kryonaut Extreme ($21.99 on Amazon as of 2026-10-21 12:16 UTC): 14.2 W/(m·K) rated conductivity, near the top of non-liquid-metal pastes; main trade-off: not electrically conductive-free by design assumption — verify before GPU die work.

$21.99

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Buy on Amazon — $21.99 Compare to similar cooling & fans

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ 14.2 W/(m·K) rated conductivity, near the top of non-liquid-metal pastes
  • ✓ Rated stable up to 80 degrees Celsius under sustained load
  • ✓ Includes a purpose-made applicator, not just a bare syringe
  • ✓ Lower load temps let fan curves drop, cutting system noise

Cons

  • ✗ Not electrically conductive-free by design assumption — verify before GPU die work
  • ✗ 80C stability ceiling may not suit extreme sub-ambient or LN2 runs
  • ✗ Applicator spreading adds a step versus pea-dot-and-mount
  • ✗ Premium pricing versus mainstream pastes for a few degrees of gain

Manufacturer description

EXTREME HEAT CONDUCTIVITY - With a thermal conductivity of 14.2 W/(m·K), Kryonaut offers exceptional heat transfer, making it perfect for demanding configurations EASY APPLICATION - The package includes a syringe and a specially designed applicator for effortless paste distribution LONG-LASTING EFFECT - Kryonaut's unique structure ensures long-term eectiveness, remaining stable even at temperatures up to 80 degrees Celsius

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SpecPicks Verdict

SpecPicks scored Thermal Grizzly Kryonaut Extreme using a rating × review-volume × price-fit model applied to published specs and reviews across the cooling & fans category. Thermal Grizzly's cooling & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for cooling & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Frequently Asked Questions

How much thermal paste is in the tube?

This is the 2-gram syringe of Kryonaut Extreme, enough for multiple CPU applications on a standard desktop IHS.

What is the thermal conductivity of Kryonaut Extreme?

Thermal Grizzly rates it at 14.2 W/(m·K), which places it among the highest-performing non-metallic compounds available.

Does it come with anything to spread the paste?

Yes. The package includes the syringe plus a specially designed applicator for distributing an even layer across the heat spreader.

Will it dry out or degrade over time?

Thermal Grizzly states the compound's structure keeps it stable long term, including at sustained temperatures up to 80 degrees Celsius.

Is this worth it over a budget paste?

For overclocked or thermally limited builds, yes, it's worth the step up from a budget paste. For a stock, low-load system the gains are smaller.

Key Features

  • EXTREME HEAT CONDUCTIVITY - With a thermal conductivity of 14.2 W/(m·K), Kryonaut offers exceptional heat transfer, making it perfect for demanding configurations
  • EASY APPLICATION - The package includes a syringe and a specially designed applicator for effortless paste distribution
  • LONG-LASTING EFFECT - Kryonaut's unique structure ensures long-term eectiveness, remaining stable even at temperatures up to 80 degrees Celsius
  • IMPRESSIVE RESULTS - Experience an immediate temperature drop, reduced noise levels, and improved user comfort with this thermal solution
  • TOP PERFORMANCE - Backed by extensive testing, Kryonaut meets the highest quality standards, catering to both standard computer users and passionate overclocking enthusiasts.

Full Specifications

Size2 gram
BrandThermal Grizzly
Colorpink
ModelTG-KE-002-R
WarrantyNo Warranty
UnitCount1
ReleaseDate2022-01-01T00:00:01Z
ManufacturerThermal Grizzly
ItemPartNumberTG-KE-002-R

Ready to buy?

Thermal Grizzly Kryonaut Extreme - 2 Gram - Extremely High Performance is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $21.99

*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.

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Thermal Grizzly Kryonaut Extreme - 2 Gram - Extremely High Performance
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