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Akasa AK-455 vs Thermal Grizzly Kryonaut: Comparison
Akasa AK-455 and Thermal Grizzly Kryonaut separate most on thermal conductivity: Akasa AK-455 at 2.4 W/mK, Thermal Grizzly Kryonaut at 12.5 W/mK, 81% in favour of Thermal Grizzly Kryonaut. They match on 4 other specifications, including electrical conductivity, safety notes and applicator included.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Compound Type | Metal Oxide/Ceramic | Silicone-Based |
| Brand | Akasa | Thermal Grizzly |
| Model | Akasa AK-455 | Thermal Grizzly Kryonaut , Kryonaut |
| Thermal Conductivity | 2.4 W/mK-81% | 12.5 W/mK |
| Electrical Conductivity | Insulating | Insulating |
| Package Size | 1.5g and 5g syringes | 1g / 5.55g / 11.1g tubes |
| Recommended Use | CPU/GPU General Cooling | High-end CPU/GPU (including overclocking) |
| Reapplication Interval | Long shelf stability before application; no in-use interval published | 1-2 years typical |
| Safety Notes | None | None |
| Applicator Included | Spatula | Spatula |
| Paste Segment | Standard Paste | Standard Paste |
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- Alphacool Apex Thermal Pad Soft 18W/mK vs Thermal Grizzly Kryonaut
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- Akasa AK-455 vs Alphacool Apex Thermal Pad Soft 18W/mK




