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Akasa AK-455 vs Noctua NT-H2: Comparison
Akasa AK-455 and Noctua NT-H2 separate most on thermal conductivity: Akasa AK-455 at 2.4 W/mK, Noctua NT-H2 at 9.0 W/mK, 73% in favour of Noctua NT-H2. They match on electrical conductivity, safety notes and paste segment.
Specs
| Specification |  |  |
|---|---|---|
| Compound Type | Metal Oxide/Ceramic | Metal-Oxide (no metallic particles) |
| Brand | Akasa | Noctua |
| Model | Akasa AK-455 | Noctua NT-H2 , NT-H2 |
| Thermal Conductivity | 2.4 W/mK-73% | 9.0 W/mK |
| Electrical Conductivity | Insulating | Insulating |
| Package Size | 1.5g and 5g syringes | 1.4g / 3.5g / 10g tubes (includes cleaning wipes) |
| Recommended Use | CPU/GPU General Cooling | Mainstream CPU/GPU, High-end CPU/GPU |
| Reapplication Interval | Long shelf stability before application; no in-use interval published | Long-term stable per Noctua testing (rated up to 5 years) |
| Safety Notes | None | None |
| Paste Segment | Standard Paste | Standard Paste |
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