Tech Desk 
May 18, 2025
In a significant development in the sophisticated landscape of quantum computing, Irish firm Equal1 has introduced Bell-1, something it claims to be the world’s first silicon-based, rack-mountable quantum computer.
The world's first silicon-based quantum system has been designed for easy deployment in standard high-performance computing (HPC) environments. The system marks a shift towards making quantum technology practical and scalable.
Bell-1 weighs around 200 kilograms and consumes only 1600 watts of power, like the enterprise GPU server. This quantum computer easily fits into a standard 19-inch server rack, as noted by The Express Tribune.
One of its most notable characteristics is that it requires no cryogenic labs or complex infrastructure, as needed by traditional quantum systems.
At the core of Bell-1 is the UnityQ 6-qubit chip, backed by silicon spin qubits produced through conventional semiconductor processes. The chip integrates quantum processors, classical Arm CPUs, and neural processing units (NPUs).
“Our vision with Bell-1 was to make quantum computing accessible, scalable, and practical,” said Equal1 CEO Jason Lynch. “This is the first system designed for real-world use without compromising performance or ease of deployment.”
Another of its remarkable array of features is its closed-cycle cryo-cooling system, capable of cooling the chip to 0.3 Kelvin, colder than outer space, without relying on liquid helium.
