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Best Silicone Thermal Paste of 2026

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Tom Law

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Silicone Thermal Paste is a highly efficient and effective solution for cooling electronic components. It is a type of thermal interface material that is applied between a heat sink and a processor or other electronic component to facilitate heat transfer. The paste is made of silicone oil and thermally conductive particles such as metal oxides, which help to stabilise the temperature of the component by dissipating heat. This product is recommended for anyone looking to improve the performance and longevity of their electronic devices.

At a Glance: Our Top Picks

Top 10 Silicone Thermal Paste

#TOP 1

MG Chemicals 860-60G Silicone Thermal Paste

MG Chemicals 860-60G Silicone Thermal Paste Cover

MG Chemicals 860-60G Silicone Heat Transfer Compound, 60g Jar

The MG Chemicals Thermal Paste is a high-performance compound designed for efficient heat transfer. Its special synthetic base, enriched with metal oxides, creates a paste-like consistency that makes application easy. With excellent thermal conductivity, it ensures optimal heat dissipation, which is essential for maintaining the performance of your electronic components. Its high-temperature stability means you can trust it to perform well even in demanding environments, making it suitable for use with heat sinks or metal chassis.

9.9
FTB Score

What We Like

  • Easy to apply
  • High thermal conductivity
  • Stable at high temperatures
  • Ideal for heat sinks

StarTech.com 20g CPU Thermal Paste Compound

  • StarTech
  • HEATGREASE20
  • White
StarTech.com 20g CPU Thermal Paste Compound Cover

StarTech.com 20g Tube CPU Thermal Paste Grease Compound for Heatsinks - heat grease - cpu paste - thermal compound (HEATGREASE20)

The StarTech.com Thermal Paste is a ceramic-based compound designed to enhance heat transfer between your CPU and heatsink. With a thermal conductivity of over 1.066 W/m-K, it effectively keeps your CPU running cooler, which can lead to improved performance. This paste fills surface imperfections on the CPU, preventing air pockets that could hinder heat flow. Plus, being electrically non-conductive, it ensures safe application around sensitive electronic components, giving you peace of mind while you work.

9.8
FTB Score

What We Like

  • High thermal conductivity
  • Fills surface imperfections
  • Electrically non-conductive
  • Improves CPU cooling

ARCTIC MX-4 Thermal Paste for Processors

ARCTIC MX-4 Thermal Paste for Processors Cover

ARCTIC MX-4 (4 g) - Premium Performance Thermal Paste for all processors (CPU, GPU - PC, PS4, XBOX), very high thermal conductivity, long durability, safe application, non-conductive, non-capacitive

The ARCTIC MX-4 Paste is a high-quality thermal paste designed for efficient heat dissipation from CPUs and GPUs. Its carbon microparticle composition ensures excellent thermal conductivity, helping to keep your components cool and performing optimally. You will appreciate its safe application since it is metal-free and non-electrically conductive, reducing the risk of short circuits. Additionally, the paste's ideal consistency makes it easy to apply, even if you are a beginner, ensuring a hassle-free experience.

9.6
FTB Score

What We Like

  • High thermal conductivity
  • Safe, non-conductive formula
  • Easy to apply
  • Proven quality
#TOP 4

MoneyQiu HY510-10PCS CPU thermal heatsink paste Silicone Grease Compound Carbon Based High Performance non-conductive

  • MoneyQiu
  • 10pcs
  • 10Pcs
MoneyQiu HY510-10PCS CPU thermal heatsink paste Silicone Grease Compound Carbon Based High Performance non-conductive Cover

MoneyQiu HY510-10PCS(1PCS-1g) CPU thermal heatsink paste Silicone Grease Compound Carbon Based High Performance non-conductive for pc cpu gpu PS4 10 Gram

Features

  • HIGH DURABILITY: The Thermal Compound Low Thermal Resistance Can Keep Mushy For A Long Time. Wide Operating Temperature Range, Stable Performance Under -30℃-280℃ Environment. High Heat Dissipation Performance, High-Cost Performance. It Will Not Compromise Over Time
  • EXCELLENT THERMAL CONDUCTIVITY:Thermal Paste Conductivity 1.93 W/m-k. It Ensures That The Heat Generated By The CPU Or GPU Is Effectively Dissipated.and Subsequently Excellent Temperature Reduction Performance
  • SAFETY APPLICATION:The Is Metal-Free And Non-Electrical Conductive Which Eliminates Any Risks Of Causing Short Circuit, Adding More Protection To The CPU And VGA Cards.Suitable For CPU Radiator Or Chip. High-Temperature Resistance, Low Thermal Resistance, And High Conductivity Can Achieve Excellent Heat Transfer. Suitable For CPU, VGA, Chipset, And Other PC Components
9.5
FTB Score
#TOP 5

MoneyQiu HY510 CPU Thermal Paste 30g

  • MoneyQiu
  • MoneyQiu
  • 30pcs
  • 30pcs
MoneyQiu HY510 CPU Thermal Paste 30g Cover

MoneyQiu HY510-30PCS(1PCS-1g) CPU thermal heatsink paste Silicone Grease Compound Carbon Based High Performance non-conductive for pc cpu gpu PS4 30 Gram

The MoneyQiu HY510 Paste offers excellent thermal conductivity at 1.93 W/m-k, ensuring your CPU or GPU remains cool and operates efficiently. Its high durability means it maintains its performance over time, even in temperatures ranging from -30℃ to 280℃. You’ll appreciate how easy it is to apply, as it has an ideal consistency that is beginner-friendly. Additionally, being non-conductive, it eliminates the risk of short circuits, providing you with peace of mind while protecting your components.

9.3
FTB Score

What We Like

  • Excellent thermal conductivity
  • High durability and stability
  • Easy to apply for beginners
  • Non-conductive for safety

ARCTIC MX-6 Thermal Paste for CPUs and GPUs

ARCTIC MX-6 Thermal Paste for CPUs and GPUs Cover

ARCTIC MX-6 (4 g) - Ultimate Performance Thermal Paste for CPU, consoles, graphics cards, laptops, very high thermal conductivity, long durability, non-conductive, non-capacitive

The ARCTIC MX-6 offers 20% better performance compared to its predecessor, the MX-4, thanks to its improved thermal conductivity. This means your CPU or graphics card can run cooler and more efficiently, enhancing overall system performance. Its non-conductive and non-capacitive properties ensure that you can apply it without the worry of short circuits. Additionally, the versatile application makes it suitable for a range of devices, including laptops and consoles, allowing for an easy and effective cooling solution.

9.1
FTB Score

What We Like

  • Improved thermal conductivity
  • Non-conductive and safe
  • Versatile for various devices
  • Easy to apply
#TOP 7

MG Chemicals 8618-3ML Silicone Free Premium Thermal Paste

MG Chemicals 8618-3ML Silicone Free Premium Thermal Paste Cover

MG Chemicals 8618-3ML Silicone Free Premium Thermal Paste, 1-Part Syringe

Features

  • 1-Part Compound
  • Silicone-Free
  • Wide Operating Temperature, Ideal For Aggressive Thermal Cycling Conditions
9.0
FTB Score

ARCTIC MX-4 Thermal Paste with Spatula

  • ARCTIC
  • MX-4
  • grey
  • 4 g (incl. Spatula)
ARCTIC MX-4 Thermal Paste with Spatula Cover

ARCTIC MX-4 (incl. Spatula, 4 g) - Premium Performance Thermal Paste for all processors (CPU, GPU - PC, PS4, XBOX), very high thermal conductivity, long durability, safe application, non-conductive

The ARCTIC MX-4 is a premium thermal paste designed for optimal performance in all processors, including CPUs and GPUs. Its well-proven quality ensures that the formula remains unchanged, delivering consistent results. Made from carbon microparticles, this paste provides excellent thermal conductivity, helping to dissipate heat quickly and efficiently. The safe application is a key benefit, as it is metal-free and non-electrically conductive, reducing the risk of short circuits. With its easy-to-apply consistency, even beginners can achieve effective results.

8.8
FTB Score

What We Like

  • High thermal conductivity
  • Metal-free and safe
  • Easy to apply
  • Proven quality
#TOP 9

BSFF 5.5g Thermal Paste for CPU

  • BSFF
  • BS-139
  • 5.5G
BSFF 5.5g Thermal Paste for CPU Cover

BSFF Thermal Paste, 5.5g with Toolkit CPU Paste Thermal Compound Paste Heatsink for IC/Processor/CPU/All Coolers, Carbon Based High Performance

The BSFF Thermal Paste offers a safe and effective solution for cooling your CPU and VGA card. Its metal-free and non-conductive formula eliminates the risk of short circuits, providing you with peace of mind. With its carbon microparticles, this paste boasts excellent thermal conductivity, ensuring that heat dissipates quickly from your components. Additionally, its durability means you won’t need to reapply it for at least five years, making it a hassle-free choice for users looking for long-lasting performance.

8.6
FTB Score

What We Like

  • Safe and non-conductive
  • High thermal conductivity
  • Durable for five years
  • Easy to apply
#TOP 10

H1300 Silicone Thermal Putty Paste Compound 13.5W/m.K Processor CPU Cooler

  • Lerpwige
  • sheQImaoYI
H1300 Silicone Thermal Putty Paste Compound 13.5W/m.K Processor CPU Cooler Cover

H1300 Silicone Thermal Putty Paste Compound 13.5W/m.K Processor CPU Cooler for GPU Radiator Graphics Card Silicone Thermal Paste Heat Sink

Features

  • Low Thermal Resistance, High Thermal Conductivity
  • Grease Paste With High Thermal Conductivity
  • Non-Toxic, Tasteless And Non-Corrosive
8.5
FTB Score

Frequently Asked Questions (FAQs)

1. Is silicone thermal paste good?

Silicon-based thermal pastes have a good density which helps them spread evenly without leaking, making them easy to use. They have an excellent thermal conductivity value making them suitable for heat transfer.

2. Is silicone grease the same as thermal paste?

Under normal circumstances, thermal silicone grease is insoluble in water, is not easily oxidized, and has certain lubricity and electrical insulation. Both of them have the same thermal conductivity and insulation, are thermal interface materials.

3. What is silicone cooler paste?

860 - Silicone Heat Transfer Compound This silicone-based pc thermal paste is mostly used to improve heat flow between heat sinks and heat-generating components, such as CPUs, GPUs, LEDs, motors, and power components.

4. Do silicone thermal pads work?

Silicone is a highly versatile and effective material for thermal pads. Silicone can be manufactured to a wide range of thicknesses and compression levels to suit an impressive range of design requirements. Additionally, silicone thermal pads provide beneficial electrical isolation properties.

Editor's Notes

During our silicone thermal paste research, we found 108 silicone thermal paste products and shortlisted 10 quality products. We collected and analyzed 669,118 customer reviews through our big data system to write the silicone thermal paste list. We found that most customers choose silicone thermal paste with an average price of £5.93.

The silicone thermal paste are available for purchase. We have researched hundreds of brands and picked the top brands of silicone thermal paste, including MG Chemicals, StarTech, ARCTIC, MoneyQiu, BSFF.

Written by

Tom Law Avatar

Tom Law

Tom Law is an adventurer who has captured his love for nature into all of his works. A native of Newcastle, Tom has always wanted to share beautiful stories alongside the lovely sights of nature. Fortunately, he took into photography on one of his many journeys and gradually grew a passion for it. Tom Law is now an expert photographer who tours the world while creating and keeping memories of his adventures. He frequently puts his thoughts and experiences into writing.