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Thermalright TF8 thermal paste
Thermalright

Thermalright TF8

Thermal PasteView on thermalright.com
Material:
Silicone-Based
Thermal Conductivity:
13.8 W/mK
Electrical Conductivity:
Non-Conductive
Recommended Use:
High-end CPU/GPU

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Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.

Manufacturer: Thermalright Last updated: 2026-09-15

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Thermalright TF8 (Silicone-Based/Non-Conductive/High-Density Filler Paste/13.8 W/mK) Review

Searching thermalright tf8 thermal paste specs because it's the paste enthusiast forums keep calling an insider tip at a budget price?

TF8 punches well above its price bracket, independent teardown testing (igor'sLAB) found it uses a dense fill of conductive particles with unusually little silicone binder, and real-world users have reported meaningful temperature drops repasting older GPUs with it.

Thermal Performance

13.8 W/mK is a real jump over the TF7 (12.8 W/mK) also in this catalog, and puts it in the same conversation as premium tubes costing several times more, right below Thermalright's own flagship TFX.

Application

It's stickier and harder to spread paper-thin than lower TF models due to its dense filler load, per igor'sLAB's hands-on teardown, but it adheres well and applies acceptably with a spreader.

Safety

Non-electrically conductive and rated harmless by Thermalright.

Specifications

Identity and form

BrandThermalright
ModelTF8

Application

Applicator IncludedSpatula

Quantity, volume versus weight

Density2.9 g/cm3
Thermal Conductivity13.8 W/mK
Electrical ConductivityInsulating
Package Size1.2g, 2g, 5.8g, 12.8g syringe options
Recommended UseHigh-end CPU/GPU
Safety NotesElectrically non-conductive, harmless per manufacturer
MaterialSilicone-Based
Operating Temperature-220 C to 380 C
ConsistencyDense mix of thermally conductive fillers with relatively little silicone binder, per igor'sLAB teardown
Paste SegmentStandard Paste
Min Operating Temp-220 C
Max Operating Temp380 C

Expert Review

Reviewed by Burooj Alam. Rated by us, not by users.

Best for

  • High-end CPU/GPU repastes on a budget
  • Enthusiasts chasing every degree
  • Older GPU repastes

Not for

  • Anyone who wants an easy paper-thin spread
  • Extreme sub-zero overclocking

FAQs

What are the key specifications of the Thermalright TF8 (Silicone-Based/Non-Conductive/High-Density Filler Paste/13.8 W/mK)?

The Thermalright TF8 (Silicone-Based/Non-Conductive/High-Density Filler Paste/13.8 W/mK) is a thermal paste from Thermalright. Key specs: Form Paste, Material Silicone-Based, Thermal Conductivity 13.8, Electrical Conductivity Non-Conductive, Recommended Use High-end CPU/GPU.

Will the Thermalright TF8 (Silicone-Based/Non-Conductive/High-Density Filler Paste/13.8 W/mK) work with my current setup?

The Thermalright TF8 (Silicone-Based/Non-Conductive/High-Density Filler Paste/13.8 W/mK) lists Thermal Conductivity is 13.8. Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits.

Who is the Thermalright TF8 (Silicone-Based/Non-Conductive/High-Density Filler Paste/13.8 W/mK) best suited to?

It suits high-end cpu/gpu repastes on a budget, enthusiasts chasing every degree, older gpu repastes.

What are the drawbacks of the Thermalright TF8 (Silicone-Based/Non-Conductive/High-Density Filler Paste/13.8 W/mK)?

It is a poor fit for anyone who wants an easy paper-thin spread, extreme sub-zero overclocking.

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