➀ The Raspberry Pi 5 2GB model is benchmarked against its 4GB and 8GB counterparts, showing similar performance in many tasks despite having less RAM. ➁ The 2GB model is sufficient for basic tasks and light multitasking but struggles with more demanding applications like high-end emulation and multiple browser tabs. ➂ For projects requiring more RAM, such as machine learning and AI, the 4GB or 8GB models are recommended.