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3M Thermally Conductive Acrylic Interface Pad 5590H vs Thermal Grizzly Conductonaut Extreme: Comparison
3M Thermally Conductive Acrylic Interface Pad 5590H and Thermal Grizzly Conductonaut Extreme separate most on thermal conductivity: 3M Thermally Conductive Acrylic Interface Pad 5590H at 3 W/mK, Thermal Grizzly Conductonaut Extreme at 73 W/mK, 96% in favour of Thermal Grizzly Conductonaut Extreme.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Compound Type | Acrylic-Based Pad (non-silicone thermally conductive acrylic polymer) | Liquid Metal |
| Brand | 3M | Thermal Grizzly |
| Model | 5590H | Thermal Grizzly Conductonaut Extreme , Conductonaut Extreme |
| Thermal Conductivity | 3 W/mK-96% | 73 W/mK |
| Electrical Conductivity | Insulating | Conductive |
| Package Size | Die-cut shapes and rolls (e.g. 25.4 x 25.4 x 0.5mm squares, sold in packs) | 1g syringe |
| Recommended Use | Mainstream CPU/GPU and general electronics gap filling | Delidded-Direct-Die (GPU and vertical mounting) |
| Reapplication Interval | No reapplication needed; self-adhesive one-time application | Long-lasting once applied |
| Safety Notes | Non-conductive acrylic pad; no special handling precautions required | Liquid metal: electrically conductive; do not use near exposed aluminum or bare-die edges |
| Paste Segment | Pad | Liquid Metal |
Price comparison
| Retailer | 3M Thermally Conductive Acrylic Interface Pad 5590H | Thermal Grizzly Conductonaut Extreme |
|---|---|---|
| Amazon | View on Amazon | |
| Newark | View on Newark |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
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