Thermal Grizzly KryoSheet 38x38x0.2mm vs be quiet! Dark Rock Pro 5 Air CPU Cooler
Updated August 2026 — The be quiet! Dark Rock Pro 5 is the superior choice for high-performance cooling, while the Thermal Grizzly KryoSheet is a budget-friendly thermal interface solution.
The be quiet! Dark Rock Pro 5 is the superior choice for high-performance cooling, while the Thermal Grizzly KryoSheet is a budget-friendly thermal interface solution.
Why Thermal Grizzly KryoSheet 38x38x0.2mm is better
price
KryoSheet is significantly cheaper at £18.99.
compatibility
KryoSheet fits a wide range of desktop components.
ease of use
KryoSheet is straightforward to apply.
Why be quiet! Dark Rock Pro 5 Air CPU Cooler is better
thermal performance
Dark Rock Pro 5 excels in cooling high-performance CPUs.
noise levels
Dark Rock Pro 5 operates quietly even at high speeds.
design aesthetics
Dark Rock Pro 5 has a sleek and refined appearance.
Overall score
Specifications
| Spec | Thermal Grizzly KryoSheet 38x38x0.2mm | be quiet! Dark Rock Pro 5 Air CPU Cooler |
|---|---|---|
| Brand | Thermal Grizzly | be quiet! |
| Current Price | £18.99 | £75.99 |
| Thermal Conductivity | Excellent | Superior |
| Noise Level | Silent | Very Low |
| Installation Ease | Easy | Moderate |
| Cooling Type | Thermal Interface | Air Cooler |
Dimension comparison
Price Comparison
In terms of pricing, the Thermal Grizzly KryoSheet is considerably more affordable than the be quiet! Dark Rock Pro 5. The KryoSheet is priced at £18.99, whereas the Dark Rock Pro 5 comes at £75.99, making it over four times the price of the Thermal Grizzly product. This significant difference may appeal to budget-conscious consumers who are seeking effective cooling solutions without breaking the bank. While the KryoSheet serves as a thermal interface material, the Dark Rock Pro 5 is a comprehensive air CPU cooler designed for more demanding applications. Thus, your intended use will greatly influence which product offers the best value for your needs.
Compatibility
The Thermal Grizzly KryoSheet offers a 38 x 38 mm format that ensures broad compatibility with various desktop components. This makes it a versatile option for users who may not be using the latest or most specific hardware configurations. On the other hand, the be quiet! Dark Rock Pro 5 is engineered for high-performance CPUs and comes with a design that caters to both mainstream and overclocked systems. However, the specific mounting compatibility might limit its use to particular CPU socket types. If you're looking for a product that easily fits into various setups, the KryoSheet might be the more convenient choice.
Thermal Performance
When it comes to thermal performance, the Thermal Grizzly KryoSheet is noted for its excellent thermal conductivity, which allows for efficient heat transfer. However, it is important to note that it acts as a thermal interface material rather than a comprehensive cooling solution. In contrast, the be quiet! Dark Rock Pro 5 features seven high-performance copper heat pipes designed to keep temperatures low even during peak CPU performance, especially in heavily overclocked systems. This performance aspect is crucial for gamers or professionals pushing their CPUs to the limit. Therefore, if you require superior thermal management, the Dark Rock Pro 5 stands out as the better option.
Noise Levels
Noise levels are a significant consideration for many users, especially those who prioritise a quiet computing environment. The be quiet! Dark Rock Pro 5 is designed with two Silent Wings PWM fans that utilise advanced fluid-dynamic bearings and airflow-optimised fan blades. This design aims to reduce noise-generating turbulences, ensuring that even at maximum speeds, the cooler operates quietly. It provides a maximum fan speed of up to 2000r/min in Performance Mode, which is still optimised for noise reduction. In contrast, the Thermal Grizzly KryoSheet operates silently, as it does not involve any moving parts. However, if you are looking for a cooling solution that balances performance with noise levels, the Dark Rock Pro 5 provides the best of both worlds.
Installation
Installation can often be a chore when setting up cooling solutions, but both products offer user-friendly features. The Thermal Grizzly KryoSheet is straightforward to apply, replacing thermal paste with a clean and reusable application method. This simplicity is a significant advantage for users who may not be experienced in applying thermal interface materials. The be quiet! Dark Rock Pro 5 also boasts a simple installation concept, featuring a detachable mesh top cover with an integrated middle fan that is inserted from above. The inclusion of a pre-installed mounting bridge and fixing screws simplifies the installation process even further. However, the Dark Rock Pro 5's specific design may require more attention to CPU socket compatibility. Ultimately, for ease of use, both products present strong cases, but the KryoSheet's simplicity might appeal more to novices.
Design Aesthetics
In terms of design, the Thermal Grizzly KryoSheet is relatively utilitarian, focusing on functionality over aesthetics. It is a thermal interface material with a simple format that does not draw attention. Conversely, the be quiet! Dark Rock Pro 5 showcases a distinctive design that has been refined over years, featuring a special black coating with ceramic particles that not only looks sleek but also contributes to its thermal properties. Its visual appeal can enhance the overall look of a gaming rig or high-performance desktop setup. If aesthetics play a significant role in your decision-making process, the Dark Rock Pro 5 clearly stands out as the more visually striking option.
Brand Reputation
Thermal Grizzly and be quiet! are both reputable brands within the cooling solutions market, but they cater to slightly different niches. Thermal Grizzly is known for its high-quality thermal interface materials, with the KryoSheet being a prime example of their commitment to effective heat transfer solutions. Meanwhile, be quiet! focuses on creating high-performance cooling systems that emphasise silence and efficiency. The Dark Rock series has earned a strong reputation for its performance in demanding environments, particularly among enthusiasts and gamers. Depending on your brand preference and the type of product you are looking for, one brand may resonate more with you than the other.
Which should you buy?
Ultimately, the choice between the Thermal Grizzly KryoSheet and the be quiet! Dark Rock Pro 5 depends on your specific needs and budget. If you're looking for an economical and straightforward thermal interface solution, the KryoSheet at £18.99 is an excellent choice. However, if you require a high-performance air CPU cooler capable of handling overclocked CPUs and maintaining low temperatures, the Dark Rock Pro 5 at £75.99 is the superior option. Both products have their strengths, so consider your priorities—whether it's price, performance, or aesthetics—before making a decision.
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