Quantum gate computer (superconducting qubits)
Realizes: unitary transformations / quantum algorithms
Superconducting qubits manipulated by microwave pulses to perform unitary operations. Quantum gates like Hadamard, CNOT, and phase gates enable quantum algorithms such as Shor's factoring and Grover's search. Speed: nanoseconds to microseconds (gate operations). Capacity: exponential in qubit count (theoretical universal quantum computation).
Examples
Google Willow Quantum Processor
Google's 105-qubit superconducting quantum processor featuring advanced error correction and demonstrating quantum supremacy on random circuit sampling
IBM Condor Quantum Processor
IBM's 1,121-qubit superconducting quantum processor using cross-resonance gates, the largest quantum processor by qubit count as of 2024
Google Sycamore Processor
Google's 70-qubit (initially 53-qubit) superconducting quantum processor that achieved quantum supremacy on a specific computational task in 2019