What is the fastest Ethereum Layer 2?

I'm curious to know, which Ethereum Layer 2 solution is currently the fastest in terms of transaction speed and efficiency? With the growing demand for decentralized finance and the Ethereum network facing scalability challenges, understanding the quickest Layer 2 protocols can be crucial for users looking to leverage the blockchain for high-speed transactions. Could you provide some insights into which Layer 2 is leading the pack in terms of speed and performance?