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Alphacool Subzero vs Prolimatech PK-3 Nano Aluminum: Comparison
Alphacool Subzero and Prolimatech PK-3 Nano Aluminum separate most on thermal conductivity: Alphacool Subzero at 16 W/mK, Prolimatech PK-3 Nano Aluminum at 11.2 W/mK, 30% in favour of Alphacool Subzero. They match on 4 other specifications, including electrical conductivity, reapplication interval and safety notes.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Compound Type | High-Performance Silicone-Based | Aluminum Nano-Particle |
| Brand | Alphacool | Prolimatech |
| Model | Alphacool Subzero , Subzero | Prolimatech PK-3 Nano Aluminum , PK-3 |
| Thermal Conductivity | 16 W/mK | 11.2 W/mK-30% |
| Electrical Conductivity | Insulating | Insulating |
| Package Size | 1g / 3.5g / 20g tubes | 1.5g / 5g / 30g tubes |
| Recommended Use | High-end CPU/GPU (including overclocking) | Mainstream CPU/GPU, High-end CPU/GPU |
| Reapplication Interval | Verify manufacturer-rated interval | Verify manufacturer-rated interval |
| Safety Notes | None | None |
| Paste Segment | Standard Paste | Standard Paste |
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