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Arctic MX-5 vs Arctic Silver 5: Comparison
Arctic MX-5 and Arctic Silver 5 separate most on thermal conductivity: Arctic MX-5 at 8.5 W/mK, Arctic Silver 5 at 8.9 W/mK, 4% in favour of Arctic Silver 5. They match on electrical conductivity and paste segment.
Specs
| Specification |  |  |
|---|---|---|
| Compound Type | Carbon-Based | Metal-Based |
| Brand | Arctic | Arctic Silver |
| Model | Arctic MX-5 | Arctic Silver 5 |
| Thermal Conductivity | 8.5 W/mK-4% | 8.9 W/mK |
| Electrical Conductivity | Insulating | Insulating |
| Package Size | 2g, 4g, 8g, 20g | 3.5g syringe (also 12g) |
| Recommended Use | CPU/GPU/Console Coolers | Mainstream CPU/GPU, High-end CPU/GPU |
| Reapplication Interval | Not consistently published | Periodic reapplication recommended due to curing/drying behavior |
| Safety Notes | None | Requires ~200-hour burn-in period to reach rated performance |
| Curing | Non-Curing | Burn-In Required |
| Paste Segment | Standard Paste | Standard Paste |
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