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Arctic MX-6 vs Fujipoly Ultra Extreme XR-m: Comparison
Arctic MX-6 and Fujipoly Ultra Extreme XR-m separate most on thermal conductivity: Arctic MX-6 at 8.5 W/mK, Fujipoly Ultra Extreme XR-m at 17 W/mK, 50% in favour of Fujipoly Ultra Extreme XR-m. They match on electrical conductivity, safety notes and pump-out resistance.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Compound Type | Carbon-Based | Silicone-Based Pad |
| Brand | Arctic | Fujipoly |
| Model | Arctic MX-6 , MX-6 | Fujipoly Ultra Extreme XR-m , Ultra Extreme XR-m |
| Thermal Conductivity | 8.5 W/mK-50% | 17 W/mK |
| Electrical Conductivity | Insulating | Insulating |
| Package Size | 2g / 4g / 8g / 20g tubes | 100x15mm and 60x50mm sheets, 0.5/1.0/1.5mm thickness |
| Recommended Use | Mainstream CPU/GPU, High-end CPU/GPU (mainstream to upper-mid builds) | High-end CPU/GPU (GPU VRAM/VRM and console cooling) |
| Reapplication Interval | 8+ years | Long-term stable, not a wear item |
| Safety Notes | None | None |
| Pump-Out Resistance | High | High |
| Paste Segment | Standard Paste | Pad |
| Spec Score | 6.8 | 6.6 |




