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Akasa AK-455 vs Arctic Silver 5: Comparison
Akasa AK-455 and Arctic Silver 5 separate most on thermal conductivity: Akasa AK-455 at 2.4 W/mK, Arctic Silver 5 at 8.9 W/mK, 73% in favour of Arctic Silver 5. They match on electrical conductivity and paste segment.
Specs
| Specification |  |  |
|---|---|---|
| Compound Type | Metal Oxide/Ceramic | Metal-Based |
| Brand | Akasa | Arctic Silver |
| Model | Akasa AK-455 | Arctic Silver 5 |
| Thermal Conductivity | 2.4 W/mK-73% | 8.9 W/mK |
| Electrical Conductivity | Insulating | Insulating |
| Package Size | 1.5g and 5g syringes | 3.5g syringe (also 12g) |
| 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 | Periodic reapplication recommended due to curing/drying behavior |
| Safety Notes | None | Requires ~200-hour burn-in period to reach rated performance |
| Paste Segment | Standard Paste | Standard Paste |
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