Intel has unveiled Project Firefly, a reference design initiative pushing laptop manufacturers toward ultra-thin fanless Windows computers that would directly compete with the MacBook Air in the premium portable PC segment, the company confirmed Thursday.

The Firefly design specification calls for a laptop chassis no thicker than 12.9 millimetres, with no traditional cooling vents and a fully sealed enclosure that Intel says would be achievable using its upcoming Wildcat Lake processors combined with AirJet solid-state cooling technology. The thinnest configuration being targeted is 11.3 millimetres.

Intel worked with Frore Systems, the company behind the AirJet cooling technology, which uses microfluidics and acoustic techniques to move heat without any mechanical fan components. AirJet modules are considerably thinner than conventional fan assemblies and produce no audible noise during operation, which Intel says would close the gap with the MacBook Air on the key attributes of silence and form factor.

The project is a direct response to Apple Silicon’s dominance of the thin and light premium laptop segment. Since the introduction of the M1 MacBook Air in 2020, Apple has consistently delivered performance per watt that Intel and AMD have struggled to match at comparable power envelopes. The MacBook Air has become the benchmark against which all premium thin laptops are evaluated.

PC manufacturers including Lenovo, HP, and ASUS have been briefed on the Firefly specifications, according to sources cited by Wccftech. Several manufacturers are said to be evaluating whether to commit to the design approach for products planned in 2027. Final decisions have not been made.

Intel said Project Firefly is a platform initiative rather than a finished product, meaning it defines specifications and validates reference hardware that partners can then use to develop their own designs. The level of adoption will depend on whether the Wildcat Lake processors deliver competitive performance figures in real-world laptop configurations.

The fanless design approach creates thermal management challenges at higher sustained workloads. Intel acknowledged Thursday that the Firefly configuration is optimised for typical productivity and communications workloads rather than demanding creative or scientific computing tasks.

Intel’s full platform documentation and developer information are published at the Intel official website. The Firefly design targets the same segment as Apple devices discussed in coverage of Apple’s iOS 27 and macOS 27 announcements at WWDC. The competitive thin laptop market also includes devices covered in analysis of the Nubia mobile computing lineup and the broader Windows hardware ecosystem discussed in coverage of the Xiaomi 17T Pro.