The best thermal pastes for CPU are uniquely designed to offer effective GPUs, CPUs, and heat sinks cooling for high performance. They also have high thermal conductivity, high thermal resistance and non-electrical conductive. You definitely want this kind of paste for your paste.
To help during your selection, we have composed reviews of the top 10 best thermal pastes for CPU in 2021. Have a look!
10. Scythe Thermal Elixer 2, CPU Thermal Paste
It uses PC sector pure aluminum particle hybrid technology to maximize the heat transfer between heat sink and CPU. It also features very low dry-out, excellent long-term stability and low thermal resistance characteristics. In addition, it is great for GPU cooler, heat sink and CPU/processor cooler. As well, the consistency permits simple application and removal with no risk of short circuit and no corrosive properties. Moreover, it reaches its optimum potential instantly after applying hence no burn-in time is needed.
Features
• Utilizes PC sector pure aluminum particle hybrid technology
• Very easy to apply and remove
• Suitable for various applications like heat sink, GPU cooler, processor/CPU cooler
• Offers maximum potential instantly after application
9. Thermal Grizzly Kryonaut Thermal Grease Paste – 1.0 Gram + Extra Spatula & 2X CPU Cleaning Pads
The paste is specially designed for highly demanding applications. As well, it has extremely high thermal conductivity of 12.5wm/k and 1grams is enough for multiple applications. It is also very simple to apply and detach and offers simple CPU cleaning using the enclosed cleaning pads. In addition, it comes with an enclosed spatula for easy and quick application.
Features
• Designed for the most demanding applications
• Offers very high thermal conductivity
• Easy and quick application and removal with an enclosed spatula
8. ALSEYE Thermal Paste, Thermal Grease CPU Coolers High-Performance Heat Sink CPU Paste Easy to Use High Durability Paste
This high quality thermal paste for CPU has extremely high thermal conductivity of up to 13.5W/m-k hence ideal for working in harsh environments. It also has high thermal conductivity hence stable and reliable to maintain an efficient heat dissipation performance. As well, it is formulated with optimized silicone polymers and thermally conductive filler particle which enhance the performance of high-end circuitry systems. Additionally, it is non corrosive hence very simple to apply and remove even for beginners and is useful multiple times.
Features
• Offers high thermal conductivity of 13.5 wm/k
• Very easy and quick to apply and remove
• Suitable for CPU, laptop or GPU cooling
• Made of high quality materials for reliability and stability
7. Thermal Grizzly Conductonaut Thermal Grease Paste – 1 Gram Set + 3X Extra Applicators
It is specially designed for all application where heat dissipation is of vital importance for high performance. It also comes in a convenient 1.0 gram syringe which makes it very simple to apply. As well, it is designed to deliver maximal heat transfer for different cooling systems hence meet all of your various demands. Furthermore, it is the ideal choice for all professional PC builders.
Features
• Easy and quick to apply with convenient 1 gram syringe
• Suitable for any larger-scale cooling systems
• Uniquely designed for the most demanding applications
6. Arctic Silver 5 Thermal Compound
The compound contains 99.9-percent pure silver which optimizes particle-to-particle contact area and high thermal transfer. It is also formulated to conduct heat with no electricity required for high quality results and performance. As well, it doesn’t contain any silicone and won’t bleed, migrate, run or separate for maximum stability and reliability. In addition, it is ideal for utilization between water-cooling solutions or heat sinks and CPU’s. Besides, it comes in a 3.5 grams tube which will cover between 20 to 30 small CPU cores, 2 to 5 heat plates, 6 to 10 big CPU cores.
Features
• Made of 99.9% pure silver polysynthetic with no silicone
• Suitable for heat sinks, CPUs and water cooling solutions
• Won’t bleed, run, separate or migrate
5. Thermal Paste, 5 Pack ThermalCoolFlux(TM) High Performance Polysynthetic Silver Thermal Paste
This is amongst the best thermal pastes for CPU in these reviews. It has an extremely high thermal conductivity of up to 3.2w/mk hence gets your job done easily and quickly. As well, it is specifically designed to be used with heat sinks, GPUs and CPUs hence meets your various demands. It also comes in simple to utilize and store 1.5 gram syringe hence great for one GPU/CPU core. Additionally, it won’t separate, run, bleed or migrate for maximum stability and reliability.
Features
• Ideal for computer GPU and CPU
• Five-pack of 1.5-gram easy-to-utilize and store syringes
• Won’t bleed, run, separate or migrate
4. Innovation Cooling Graphite Thermal Pad – Alternative to Thermal Paste/Grease
It features a high thermal conductivity of up to 35W/m-k hence get all jobs done easily and quickly. It also features a dry solution which contains no liquids hence won’t bake or pump for maximum stability, reliability and durability. As well, it keeps your computer CPU safe with a high temperature operating range of -200C to 400C. In addition, it can easily be reused on several builds with no loss in performance.
Features
• 35W/m-k high thermal conductivity
• Has extraordinary durability, stability and reliability
• Reusable to save your money
3. Thermal Grizzly Kryonaut Thermal Paste
This high quality thermal paste for CPU has a high thermal conductivity of 12.5W/m-k, thermal resistance of 0.0032 K / W and 0 pS / m electrical conductivity. It is also ideal for maximizing thermal conductivity to get your jobs done easily and quickly. As well, it is specially designed for highly demanding applications. Furthermore, it is excellent for cooling your computer GPUs and CPUs or heat sinks.
Features
• Offers excellent thermal conductivity and thermal resistance
• Specifically designed for the most demanding applications
• Easy to use in a wide range of applications
2. Noctua NT-H1 3.5g, Pro-Grade Thermal Compound Paste (3.5g)
It features high quality thermal compound for maximal heat transfer from the GPU or CPU to the heat sink for high quality results. As well, it is very simple to apply and simple to clean with dry tissue, paper or towel. It is also non-corroding and non-electrical conductive hence no risk of short circuits as well as safe to utilize with all kinds of heat sinks. Besides, it has 3.5-gram pack for around 3 to 20 applications.
Features
• High thermal conductivity makes it a reliable paste
• Easy and quick to apply and remove
• Excellent long-term stability
• Safe for all types of heat sinks
1. ARCTIC MX-4 (4 Grams) – Thermal Compound Paste, Carbon Based High Performance, Heatsink Paste, Thermal Compound CPU
It has excellent temperature reduction performance hence suitable for all GPUs and CPUs cooling and heat sinks. As well, it is non-electrical conductive and metal-free which removes the risks of short circuit for maximum safety and protection. It also doesn’t compromise over time for maximum stability, reliability and durability for several years to come. Moreover, it has an ideal consistency hence very simple to utilize even for beginners.
Features
• Offers high thermal conductivity and performance
• Metal-free as well as non-electrical conductive
• Highly stable, reliable and durable
• Easy to apply
You should choose and purchase any of the above top 10 best thermal pastes for CPU in 2021 reviews. They are specifically designed with high thermal conductivity and high temperature resistant hence ideal for cooling your CPUs, GPUs and heat sinks. They are also made of high quality materials for maximum stability, reliability and durability. Additionally, they are very simple to apply and remove and non-electrical conductive for maximum safety and protection.
