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3M Thermally Conductive Acrylic Interface Pad 5590H vs Noctua NT-H1: Comparison

What is the difference between 3M Thermally Conductive Acrylic Interface and Noctua NT-H1?

The first real difference is compound type: 3M Thermally Conductive Acrylic Interface Acrylic Pad against Noctua NT-H1 Metal-Oxide. 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, High-end CPU/GPU on the Noctua NT-H1. Reapplication interval is not the same on both, No reapplication needed; self-adhesive one-time application on the 3M Thermally Conductive Acrylic Interface versus Can be stored unopened at room temperature for at... on the Noctua NT-H1. They differ on paste segment too, Pad on the 3M Thermally Conductive Acrylic Interface versus Standard Paste on the Noctua NT-H1.

3M Thermally Conductive Acrylic Interface vs Noctua NT-H1: which one fits your build

Buy the 3M Thermally Conductive Acrylic Interface for silicone-sensitive assemblies near optics, displays or connectors and power electronics and battery gap filling, though it is the wrong buy for high-end GPU memory or VRM cooling. It is not the one for builds where silicone pads are acceptable and higher conductivity is wanted. Take the Noctua NT-H1 for builders who already have NT-H1 on hand or find it at a discount versus NT-H2. It is equally the pick for mainstream to upper-mid CPU builds that don't need liquid metal-tier performance. It is the wrong buy for buyers making a fresh purchase decision. NT-H2 is the same brand, similar price, and simply newer. 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rating of the Noctua NT-H1 (7.4/10): A long-running favorite for its ease of application and reliability, now largely superseded by NT-H2 but still a safe, proven choice.

Where the two are identical

The common ground is wider than the gap: electrical conductivity are identical here.

Specs and benchmarks

  • Brand

    3M Thermally Conductive Acrylic Interface Pad 5590H
    3M
    Noctua NT-H1
    Noctua
  • Compound Type

    3M Thermally Conductive Acrylic Interface Pad 5590H
    Acrylic Pad
    Noctua NT-H1
    Metal-Oxide
  • Model

    3M Thermally Conductive Acrylic Interface Pad 5590H
    5590H
    Noctua NT-H1
    Noctua NT-H1 , NT-H1
  • Electrical Conductivity

    3M Thermally Conductive Acrylic Interface Pad 5590H
    Insulating
    Noctua NT-H1
    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
    Noctua NT-H1
    3.5g / 10g tubes
  • Recommended Use

    3M Thermally Conductive Acrylic Interface Pad 5590H
    Battery cooling, power electronics and HMI displays (general electronics gap filling)
    Noctua NT-H1
    Mainstream CPU/GPU, High-end CPU/GPU (Noctua's original flagship paste, superseded by NT-H2)
  • Reapplication Interval

    3M Thermally Conductive Acrylic Interface Pad 5590H
    No reapplication needed; self-adhesive one-time application
    Noctua NT-H1
    Can be stored unopened at room temperature for at least 3 years; usable on the CPU for 5 years or more
  • Safety Notes

    3M Thermally Conductive Acrylic Interface Pad 5590H
    Non-conductive acrylic pad; no special handling precautions required
    Noctua NT-H1
    Not electrically conductive and non-corroding; safe with copper or aluminium coolers, nickel-plated or not
  • Paste Segment

    3M Thermally Conductive Acrylic Interface Pad 5590H
    Pad
    Noctua NT-H1
    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 Noctua NT-H1 if you already have it on hand or find it at a lower price.

    Price comparison

    Retailer3M Thermally Conductive Acrylic Interface Pad 5590HNoctua NT-H1
    AmazonView on AmazonView on Amazon
    NewarkView 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.

    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.

    Noctua NT-H1

    7.4 / 10 Expert Rating

    A long-running favorite for its ease of application and reliability, now largely superseded by NT-H2 but still a safe, proven choice.

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