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Arctic MX-5 vs ID-Cooling Frost X45: Comparison

Arctic MX-5 and ID-Cooling Frost X45 separate most on thermal conductivity: Arctic MX-5 at 8.5 W/mK, ID-Cooling Frost X45 at 15.2 W/mK, 44% in favour of ID-Cooling Frost X45. They match on electrical conductivity and paste segment.

Arctic MX-5 (Carbon-Based/Non-Conductive/Reformulated Low-Viscosity Successor to MX-4)
ArcticArctic MX-5
ID-Cooling Frost X45 (Silicone-Based/Non-Conductive/15.2 W/mK Enthusiast Paste)
ID-CoolingID-Cooling Frost X45

Specs

Specification
Arctic MX-5 (Carbon-Based/Non-Conductive/Reformulated Low-Viscosity Successor to MX-4)
Arctic MX-5
ID-Cooling Frost X45 (Silicone-Based/Non-Conductive/15.2 W/mK Enthusiast Paste)
ID-Cooling Frost X45
Compound TypeCarbon-BasedSilicone-Based
BrandArcticID-Cooling
ModelArctic MX-5Frost X45
Thermal Conductivity8.5 W/mK-44%15.2 W/mK
Electrical ConductivityInsulatingInsulating
Package Size2g, 4g, 8g, 20g2g or 4g syringe
Recommended UseCPU/GPU/Console CoolersHigh-end CPU/GPU
Paste SegmentStandard PasteStandard Paste

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