Quantum vs. Classical Computing: Quantum computing leverages quantum bits (qubits) that can exist in multiple states simultaneously, offering exponential speedup for certain computations compared to classical bits used in traditional computers.

AI Enhancement Through Quantum Computing: By integrating quantum computing with AI, complex algorithms can be executed faster, enhancing machine learning models' ability to learn from large data sets and make predictions more efficiently.

Potential Applications and Challenges: Quantum AI has potential applications in various fields such as drug discovery, optimization problems, and secure communications. However, it faces challenges like error rates in quantum computations and the need for specialized hardware.