Best Performing Thermal Pastes for PC Builders and Enthusiasts

When it comes to cooling performance, choosing a top-tier thermal paste can shave degrees off temperatures and improve stability during overclocking or heavy workloads. This guide highlights high-performing pastes favored by enthusiasts and provides practical guidance for selecting the right compound for CPUs, GPUs, and gaming consoles.

Product Brand Form Notes
ARCTIC MX-4 (4 g) ARCTIC Paste Excellent thermal conductivity, non-conductive
ARCTIC MX-6 (4 g) ARCTIC Paste Lower thermal resistance than MX-4, non-conductive
Corsair TM30 Performance (3 g) Corsair Paste Ultra-low thermal impedance, zinc oxide based
Corsair XTM50 High Performance (5 g) Corsair Paste Ultra-low thermal impedance, simplified application
Thermal Grizzly Kryonaut (1 g) Thermal Grizzly Paste Extremely high conductivity, ideal for demanding setups

ARCTIC MX-4 (4 g) — Premium Thermal Paste

ARCTIC MX-4 4g thermal paste

Check Price on Amazon

ARCTIC MX-4 is widely recognized for consistent high thermal conductivity using carbon microparticles. It supports quick heat dissipation from CPU and GPU surfaces while remaining safe to apply due to metal-free, non-electrical-conductive composition, reducing risks of short circuits during installation.

  • Carbon microparticle formulation for strong heat transfer
  • Non-conductive and metal-free for safe usage
  • Proven, durable performance across processors and GPUs

ARCTIC MX-6 (4 g) — Ultimate Performance

ARCTIC MX-6 4g thermal paste

Check Price on Amazon

MX-6 offers a measurable improvement over MX-4 with lower thermal resistance, backed by ARCTIC’s two decades of cooling experience. It is designed for flexible application across CPUs, GPUs, consoles, laptops, and other high-heat environments, while remaining non-conductive to minimize electrical risks.

  • Higher performance than MX-4 in thermal resistance tests
  • Versatile usage across devices including consoles and laptops
  • Non-conductive for safe, risk-free application

Corsair TM30 Performance Thermal Paste (3 g)

Corsair TM30 thermal paste

Check Price on Amazon

Corsair TM30 uses a premium zinc oxide-based compound designed to lower CPU and GPU temperatures by reducing thermal impedance. The kit typically includes an applicator to facilitate even distribution and reliable contact between surfaces.

  • Zinc oxide-based formula for effective heat transfer
  • Low thermal impedance improves cooling performance
  • Included applicator simplifies application

Corsair XTM50 High Performance Thermal Paste (5 g)

Corsair XTM50 thermal paste

Check Price on Amazon

XTM50 focuses on ultra-low thermal impedance to help achieve cooler operation for CPUs and GPUs. The included applicator helps ensure precise spread and consistent coverage across contact surfaces, supporting enhanced cooling performance over standard pastes.

  • Ultra-low thermal impedance
  • Easy-to-use applicator for consistent coverage
  • Designed for desktop CPUs and GPUs

Thermal Grizzly Kryonaut — 1 Gram

Thermal Grizzly Kryonaut thermal paste

Check Price on Amazon

Kryonaut is renowned for extreme heat conductivity, making it a top choice for demanding configurations and overclocking. The syringe and accompanying spreader support precise application, while the formulation resists drying out even at higher temperatures for long-lasting performance.

  • Exceptional thermal conductivity for tough workloads
  • Designed for precise, easy application
  • Long-lasting performance without drying out

Buying Guide: Key Considerations For Choosing The Right Thermal Paste

Scroll to Top