TLDR
- IBM unveils Quantum Nighthawk processor with 120 qubits and 218 tunable couplers, designed to achieve quantum advantage by end of 2026
- Nighthawk delivers 30% more circuit complexity than previous IBM Quantum Heron processor, supporting up to 5,000 two-qubit gates
- IBM introduces Quantum Loon experimental processor demonstrating all hardware elements needed for fault-tolerant quantum computing by 2029
- Company shifts quantum chip production to 300mm wafer facility, doubling development speed and increasing chip complexity by 10 times
- IBM stock rises 2.4% in premarket trading to $321.36, extending year-to-date gains to 22.7%
IBM stock climbed 2.4% to $321.36 in premarket trading after the company announced its latest quantum computing hardware at the annual Quantum Developer Conference. The tech giant unveiled two new processors that mark steps toward practical quantum computing applications.
International Business Machines Corporation, IBM
The centerpiece is IBM Quantum Nighthawk, which the company calls its most advanced quantum processor to date. Nighthawk features 120 qubits connected through 218 next-generation tunable couplers arranged in a square lattice pattern.
The new architecture represents a 20% increase in couplers compared to IBM’s previous Quantum Heron processor. This expanded connectivity allows users to run circuits with 30% more complexity while keeping error rates low.
Nighthawk can handle up to 5,000 two-qubit gates, the basic building blocks of quantum calculations. IBM plans to deliver Nighthawk to users by the end of 2025.
The company has set targets for future versions to reach 7,500 gates by late 2026 and 10,000 gates in 2027. By 2028, Nighthawk-based systems could support up to 15,000 two-qubit gates using 1,000 or more connected qubits.
IBM expects to achieve quantum advantage by the end of 2026. That’s the point where quantum computers can solve certain problems better than traditional computers using any method.
The company launched a community-led tracking system to verify quantum advantage claims. IBM contributed three experiments to the tracker alongside partners Algorithmiq, researchers at the Flatiron Institute, and BlueQubit.
Software and Error Correction Progress
IBM announced new capabilities in Qiskit, its quantum software platform. The updates include dynamic circuit features that boost accuracy by 24% at scales of 100 qubits or more.
New error mitigation tools powered by high-performance classical computers reduce the cost of getting accurate results by more than 100 times. IBM plans to add computational libraries for machine learning and optimization by 2027.
The company also revealed progress on quantum error correction. IBM achieved real-time error decoding in less than 480 nanoseconds using qLDPC codes, completing this milestone one year ahead of schedule.
Fault-Tolerant Computing Development
IBM introduced Quantum Loon, an experimental processor that demonstrates all key components needed for fault-tolerant quantum computing. The chip validates a new architecture for implementing quantum error correction at scale.
Loon incorporates routing layers that create longer on-chip connections between distant qubits. It also includes technology to reset qubits between calculations.
IBM aims to build the first large-scale fault-tolerant quantum computer by 2029.
Manufacturing Expansion
IBM moved its primary quantum processor production to a 300mm wafer fabrication facility at the Albany NanoTech Complex in New York. The advanced facility has doubled IBM’s development speed by cutting processor build time in half.
The shift increased the physical complexity of IBM’s quantum chips by 10 times. The facility allows multiple chip designs to be researched at the same time.
IBM stock has gained 22.7% year-to-date through the previous close. The company outlined its quantum computing roadmap with specific hardware targets extending through 2028.
The post IBM Stock Jumps on New Quantum Nighthawk Processor Launch appeared first on Blockonomi.
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This articles is written by : Nermeen Nabil Khear Abdelmalak
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