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Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste vs Phobya NanoGrease Extreme: Comparison

Alphacool Eisfrost Xtreme Liquid Metal vs Phobya NanoGrease Extreme electrical conductivity compared

The first real difference is electrical conductivity: Alphacool Eisfrost Xtreme Liquid Metal Conductive against Phobya NanoGrease Extreme Insulating. Viscosity is not the same on both, 6 Pa-s on the Alphacool Eisfrost Xtreme Liquid Metal versus 85000 Pa-s on the Phobya NanoGrease Extreme. They differ on recommended use too, High-end CPU/GPU, including overclocking; also suited to Delidded-Direct-Die use... on the Alphacool Eisfrost Xtreme Liquid Metal versus CPU/GPU Air and Water Cooling on the Phobya NanoGrease Extreme. There is a split on density as well, 6.44 g/cm3 on the Alphacool Eisfrost Xtreme Liquid Metal versus 2.7 g/cm3 on the Phobya NanoGrease Extreme. They differ on paste segment too, Liquid Metal on the Alphacool Eisfrost Xtreme Liquid Metal versus Standard Paste on the Phobya NanoGrease Extreme.

Who each one is for

Take the Alphacool Eisfrost Xtreme Liquid Metal for experienced overclockers with copper or nickel-plated-copper cooler bases wanting maximum conductivity. It also earns its place with delidded, direct-die CPU/GPU setups where liquid metal is the established choice. Avoid it for aluminum coolers or any aluminum contact surface, which liquid metal will corrode. it is not the pick for single-application buyers who don't need the reusable syringe format. The same goes for CPU and GPU builds wanting high officially-rated conductivity with a reusable, mess-free syringe. It is not the one for sub-ambient extreme cooling setups where Alphacool Subzero is more explicitly positioned. Our rating of the Alphacool Eisfrost Xtreme Liquid Metal (7.8/10): A gallium-alloy liquid metal aimed at high-end builds, bundled with application swabs to ease the learning curve. Our rating of the Phobya NanoGrease Extreme (6.4/10): A screw-cap syringe format with a strong published conductivity figure from Phobya's higher tier.

Specs and benchmarks

  • Brand

    Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste
    Alphacool
    Phobya NanoGrease Extreme
    Phobya
  • Model

    Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste
    Alphacool Eisfrost Xtreme
    Phobya NanoGrease Extreme
    Phobya NanoGrease Extreme
  • Electrical Conductivity

    Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste
    Conductive
    Phobya NanoGrease Extreme
    Insulating
  • Package Size

    Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste
    1g syringe, includes 2 cotton application swabs and a cleaning wipe
    Phobya NanoGrease Extreme
    3.5g syringe with screw-cap
  • Recommended Use

    Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste
    High-end CPU/GPU, including overclocking; also suited to Delidded-Direct-Die use per manufacturer application guidance
    Phobya NanoGrease Extreme
    CPU/GPU Air and Water Cooling
  • Safety Notes

    Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste
    Electrically conductive liquid metal; must never contact exposed electronic components or it can cause a short circuit. Compatible only with copper, gold, silver, lead, zinc, or nickel-plated copper surfaces; will corrode and damage bare aluminum and must never be applied to aluminum coolers. Causes skin irritation; wash affected skin thoroughly with water.
    Phobya NanoGrease Extreme
    None
  • Viscosity

    Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste
    6 Pa-s
    Phobya NanoGrease Extreme
    85000 Pa-s
  • Density

    Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste
    6.44 g/cm3
    Phobya NanoGrease Extreme
    2.7 g/cm3
  • Paste Segment

    Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste
    Liquid Metal
    Phobya NanoGrease Extreme
    Standard Paste

    Which one should you pick?

    Choose Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste if you already have it on hand or find it at a lower price.

    Choose Phobya NanoGrease Extreme if you already have it on hand or find it at a lower price.

    Price comparison

    RetailerAlphacool Eisfrost Xtreme Liquid Metal Thermal PastePhobya NanoGrease Extreme
    Alphacool Shop (EU)View on Alphacool Shop (EU)

    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

    Alphacool Eisfrost Xtreme Liquid Metal Thermal Paste

    7.8 / 10 Expert Rating

    A gallium-alloy liquid metal aimed at high-end builds, bundled with application swabs to ease the learning curve.

    Phobya NanoGrease Extreme

    6.4 / 10 Expert Rating

    A screw-cap syringe format with a strong published conductivity figure from Phobya's higher tier.

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