Gemma 4 Has Four Models. Here's Which One You Actually Need

Google called it one launch. It's not. Gemma 4 is four completely different models with different architectures, different hardware requirements, and different use cases — packaged under one name that makes it sound like a single thing. If you read the announcement and walked away confused about what to actually download, that's not on you. That's the naming. I've been building with local AI for a while — I recently built a RAG system using Llama 3.2 running locally via Ollama, and the hardware