what are the main differences between Llama 2 and Llama 3?

Training Data and Model Size: LLaMA 3 is trained on a different dataset and is of a different size compared to LLaMA 2. LLaMA 3 is expected to have improvements due to its training on updated data and potentially a different model size

Performance and Efficiency: LLaMA 3 is anticipated to offer improved performance and efficiency compared to LLaMA 2, making it a more capable and cost-effective option for various natural language processing tasks

Hardware Requirements: The specific hardware requirements for LLaMA 3 compared to LLaMA 2 are not yet known, as LLaMA 3 has not been released at the time of the available information

Licensing and Accessibility: LLaMA 3's licensing and accessibility may differ from LLaMA 2, but specific details about these differences are not readily available in the provided sources.