No, it is not possible to directly convert the processing power of a qubit into gigahertz (GHz) or megahertz (MHz). Qubits and classical computing units (such as processors) are fundamentally different in nature and cannot be compared in terms of processing power using the same metric.
Qubits are the fundamental units of information in quantum computing, and their processing power is measured in terms of their ability to perform quantum operations and manipulate quantum states. The processing power of a quantum computer is typically characterized by metrics such as the number of qubits, gate fidelity, coherence time, and quantum volume, which are distinct from the metrics used to measure classical computing power.
On the other hand, gigahertz (GHz) and megahertz (MHz) are units of frequency used to measure the clock speed or operating frequency of classical processors. They represent the number of cycles a classical processor can execute in one second.
Since qubits and classical processors operate on fundamentally different principles, it is not meaningful or accurate to directly convert the processing power of a qubit into gigahertz or megahertz.