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Arctic MX-5 vs Thermal Grizzly Conductonaut: Comparison

Arctic MX-5 and Thermal Grizzly Conductonaut separate most on thermal conductivity: Arctic MX-5 at 8.5 W/mK, Thermal Grizzly Conductonaut at 73 W/mK, 88% in favour of Thermal Grizzly Conductonaut.

Specs

Specification
Arctic MX-5 (Carbon-Based/Non-Conductive/Reformulated Low-Viscosity Successor to MX-4)
Arctic MX-5
Thermal Grizzly Conductonaut (Liquid Metal/80+ W/mK/Electrically Conductive/Experienced Builders Only)
Thermal Grizzly Conductonaut
Compound TypeCarbon-BasedLiquid Metal (Gallium-based)
BrandArcticThermal Grizzly
ModelArctic MX-5Thermal Grizzly Conductonaut , Conductonaut
Thermal Conductivity8.5 W/mK-88%73 W/mK
Electrical ConductivityInsulatingConductive (short-circuit risk)
Package Size2g, 4g, 8g, 20g1g syringe
Recommended UseCPU/GPU/Console CoolersDelidded-Direct-Die (experienced builders only)
Reapplication IntervalNot consistently publishedLong-lasting but requires careful reapplication
Safety NotesNoneReacts with aluminum; do not use on bare aluminum coldplates or near exposed components
Paste SegmentStandard PasteLiquid Metal

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