For many, the primary benefit of a fanless mini PC is their great energy efficiency. These computers come with processors that create far less heat than conventional computers – this is why more conventional types of computers tend to require fans.
Fanless computers generate less heat and consume less power while still providing fantastic processing performance to the device. This is one of the key reasons why fanless computers are often found in important industries like the medical world or various areas of industrial manufacturing: Better processing and energy efficiency means both improved speed of computing and lower costs.
Another major benefit of fanless computers is their durability and reliability, even in fairly harsh conditions that might otherwise cause computers to wear down quickly. The simple lack of a fan is one of the biggest components at play here – fans tend to build up dust and other debris over time, and may seize up as a result, plus often lead to vibration risks.
Fanless computers, however, come with no such risks. Not only are there no fans, there are no moving parts whatsoever that experience these kinds of failures. The system removes heat from processors and other components passively, rather than requiring a fan for this. This means there’s no need for maintenance cooling either, which increases the long-term lifespan of the computer.
In addition, fanless computers contain no risk of debris or other items being blown into sensitive components. With fanned computers, this can be a risk – some fans blow inward, sometimes bringing in dust and dirt particles that will build up over time.
Source: Simply NUC