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3M Thermally Conductive Acrylic Interface Pad 5590H vs Halnziye HY-810: Comparison
3M Thermally Conductive Acrylic Interface vs Halnziye HY-810 thermal conductivity compared
There is no decisive spec gap here. Thermal conductivity splits them by a margin most buyers will never feel, 3M Thermally Conductive Acrylic Interface 2.08 W/mK against Halnziye HY-810 4.63 W/mK. Recommended use is not the same on both, Battery cooling, power electronics and HMI displays on the 3M Thermally Conductive Acrylic Interface versus Mainstream CPU/GPU on the Halnziye HY-810. They differ on conductivity source too, https://multimedia.3m.com/mws/media/920112O/3m-thermally-conductive-acrylic-interface-pad-5590h-technical-data-sheet.pdf on the 3M Thermally Conductive Acrylic Interface versus https://www.halnziye.net/HY810xilie/685.html on the Halnziye HY-810. There is a split on paste segment as well, Pad on the 3M Thermally Conductive Acrylic Interface versus Standard Paste on the Halnziye HY-810.
Which should you buy, 3M Thermally Conductive Acrylic Interface or Halnziye HY-810?
The 3M Thermally Conductive Acrylic Interface is the one to take for silicone-sensitive assemblies near optics, displays or connectors and power electronics and battery gap filling, though it is not built for high-end GPU memory or VRM cooling. Avoid it for builds where silicone pads are acceptable and higher conductivity is wanted. The Halnziye HY-810 suits budget gaming builds and shops doing volume repastes, though it is not the pick for overclocking and delidded/direct-die use. Our rating of the 3M Thermally Conductive Acrylic Interface (6.6/10): an industrial acrylic interface pad from an established materials manufacturer, aimed at OEM and repair use rather than enthusiast builds. Our rating of the Halnziye HY-810 (5.6/10): A mid-tier budget grease from Halnziye, reasonable value for casual builds.
Where the two are identical
Everything else lines up. Electrical conductivity read the same on both, so those are not worth weighing.
Specs and benchmarks
Brand
- 3M Thermally Conductive Acrylic Interface Pad 5590H
- 3M
- Halnziye HY-810
- Halnziye
Model
- 3M Thermally Conductive Acrylic Interface Pad 5590H
- 5590H
- Halnziye HY-810
- HY-810 (OP2G / TU20B variants)
Thermal Conductivity
- 3M Thermally Conductive Acrylic Interface Pad 5590H
- 2.08 W/mK (ASTM D5470)
- Halnziye HY-810
- 4.63 W/mKBest
Electrical Conductivity
- 3M Thermally Conductive Acrylic Interface Pad 5590H
- Insulating
- Halnziye HY-810
- Insulating
Package Size
- 3M Thermally Conductive Acrylic Interface Pad 5590H
- Sheets and die-cut shapes, 0.5/1.0/1.2/1.5/2.0mm thick
- Halnziye HY-810
- 2g syringe with spatula, up to 20-30g large syringe, cans and buckets for bulk
Recommended Use
- 3M Thermally Conductive Acrylic Interface Pad 5590H
- Battery cooling, power electronics and HMI displays (general electronics gap filling)
- Halnziye HY-810
- Mainstream CPU/GPU
Conductivity Source
- 3M Thermally Conductive Acrylic Interface Pad 5590H
- https://multimedia.3m.com/mws/media/920112O/3m-thermally-conductive-acrylic-interface-pad-5590h-technical-data-sheet.pdf
- Halnziye HY-810
- https://www.halnziye.net/HY810xilie/685.html
Paste Segment
- 3M Thermally Conductive Acrylic Interface Pad 5590H
- Pad
- Halnziye HY-810
- Standard Paste
Which one should you pick?
Choose 3M Thermally Conductive Acrylic Interface Pad 5590H if you already have it on hand or find it at a lower price.
Choose Halnziye HY-810 if you want the higher thermal conductivity (4.63 W/mK vs 2.08 W/mK (ASTM D5470)).
Price comparison
| Retailer | 3M Thermally Conductive Acrylic Interface Pad 5590H | Halnziye HY-810 |
|---|---|---|
| Amazon | View on Amazon | |
| Newark | View on Newark | |
| Halnziye (Manufacturer) | View on Halnziye (Manufacturer) |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
3M Thermally Conductive Acrylic Interface Pad 5590H
6.6 / 10 Expert Rating
An industrial acrylic interface pad from an established materials manufacturer, aimed at OEM and repair use rather than enthusiast builds.
Halnziye HY-810
5.6 / 10 Expert Rating
A mid-tier budget grease from Halnziye, reasonable value for casual builds.




