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Arctic MX-5 vs Fujipoly Ultra Extreme XR-m: Comparison

Arctic MX-5 and Fujipoly Ultra Extreme XR-m separate most on thermal conductivity: Arctic MX-5 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 and safety notes.

Specs

Specification
Arctic MX-5 (Carbon-Based/Non-Conductive/Reformulated Low-Viscosity Successor to MX-4)
Arctic MX-5
Fujipoly Ultra Extreme XR-m (Silicone-Based Pad/Non-Conductive/17 W/mK)
Fujipoly Ultra Extreme XR-m
Compound TypeCarbon-BasedSilicone-Based Pad
BrandArcticFujipoly
ModelArctic MX-5Fujipoly Ultra Extreme XR-m , Ultra Extreme XR-m
Thermal Conductivity8.5 W/mK-50%17 W/mK
Electrical ConductivityInsulatingInsulating
Package Size2g, 4g, 8g, 20g100x15mm and 60x50mm sheets, 0.5/1.0/1.5mm thickness
Recommended UseCPU/GPU/Console CoolersHigh-end CPU/GPU (GPU VRAM/VRM and console cooling)
Reapplication IntervalNot consistently publishedLong-term stable, not a wear item
Safety NotesNoneNone
Paste SegmentStandard PastePad

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