IBM says super-chill boxes that connect through 'cryogenic tunnels' will get quantum computers scaling

IBM has unveiled designs for compact, rectangular cooling systems that could enable quantum computers to scale up in size and capacity. Quantum computers rely on qubits, which are atoms or circuits that exist in a state of probability, allowing them to store both zero and one simultaneously. Currently, IBM's quantum computers require cooling temperatures close to absolute zero, necessitating large, cylindrical refrigeration units.

However, the tech giant has introduced smaller, modular cryogenic cabinets that are three times larger than a typical fridge and made of solid aluminum. These new cabinets offer ample space for larger processors and denser configurations, potentially addressing the limitations IBM has encountered in packing more qubits onto a single chip.

The company envisions connecting these processors using protected cryogenic tunnels, which will minimize noise and maintain the necessary low temperatures for optimal quantum computer performance. By adapting the datacenter's standard racking approach to quantum computing, IBM aims to build larger quantum computers, potentially leading to significant advancements in artificial intelligence and other fields.