Be Quiet's latest air cooling solutions, the Dark Rock 6 and Dark Rock Pro 6, represent a significant overhaul of the company's existing lineup, boasting substantially improved thermal performance and a sleek, all-black aesthetic.
Enhanced Performance and Aesthetics
The Dark Rock 6 and Dark Rock Pro 6 have demonstrated considerable gains over their predecessors. In testing, they proved capable of keeping a demanding Intel Core i7 14700K at reasonable temperatures under load. The Dark Rock 6 often matched or even surpassed the Arctic Freezer 36, a strong budget contender, particularly at lower power draws. The Dark Rock Pro 6, while not quite reaching the heights of the Thermalright Peerless Assassin in all scenarios, still delivered very strong results.
These coolers also feature an updated design. Be Quiet has maintained its signature all-black aesthetic, refining it with cleaner lines and a metallic finish on the etched branding. The fans are now fully integrated into the shroud, contributing to a more uniform look compared to earlier models where one fan was more exposed. This design not only enhances visual appeal but also contributes to a more seamless integration into custom builds.
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Technical Specifications and Features
The Dark Rock 6 includes a 135mm Silent Wings fan, larger than the one found on the Dark Rock 5, allowing for greater airflow at lower RPMs. This fan is custom-designed for the cooler and can reach speeds of up to 2000 RPM. A notable feature is the dual-mode switch on the fan shroud, offering a 'Performance' mode and a 'Quiet' mode that can disable the fan entirely below 40% duty cycle. The Dark Rock Pro 6 adds a second fan, a 120mm unit, and an additional heatpipe for increased cooling capacity, bringing its total to seven compared to the standard model's six.
Both coolers support a wide range of modern CPU sockets, including AMD's AM5/AM4 and Intel's LGA 1851/1700/1200/1150/1151/1155. Installation has been streamlined, with Be Quiet providing an extended screwdriver and an updated mounting system. The AMD installation is notably straightforward, requiring the replacement of the stock bracket with the included metal brackets. For Intel systems, the process involves attaching a rear plate with O-rings, securing it with thumbscrews, and then mounting two metal brackets before finally attaching the cooler itself. The fan mounting system has also been updated, with fans sliding into place rather than using clips, although this might limit third-party fan replacements.
Noise Levels and Value Proposition
Noise testing revealed that the Dark Rock 6 and Pro 6 perform reasonably well, though they are not the absolute quietest options available. At full speed, they generate noise levels comparable to or slightly better than some competitors, but they do not significantly outperform the older Dark Rock 5 in this regard. Compared to larger liquid coolers, however, both new Be Quiet models are considerably quieter.
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The primary point of contention for the Dark Rock 6 and Pro 6 is their pricing. The Dark Rock 6 retails for $110, with the Pro model costing $130. These prices are considerably higher than other high-performing air coolers on the market, such as the Thermalright Peerless Assassin or the Arctic Freezer 36, which offer comparable or even superior cooling performance for a fraction of the cost. The Dark Rock 6 and Pro 6 represent a substantial price increase over their predecessors, the Dark Rock 5 ($65) and Dark Rock Pro 5 ($85), with increases of 69% and 52%, respectively.
While the aesthetic appeal and robust performance are undeniable, the significant price premium makes it difficult to recommend these coolers for users prioritizing value. For those seeking the best performance per dollar, more affordable alternatives exist that provide equally capable cooling without the substantial markup.