Hardware for local AI
How much VRAM, RAM and unified memory each model size needs, which GPUs and Macs make sense, and what quantization does.
Data and tools
Local LLM VRAM calculator: which free AI model fits your GPU, Mac or PC?
Enter your VRAM and RAM to see which of 33 popular open models (Qwen, Gemma, Llama, DeepSeek, gpt-oss, Mistral) fit on your GPU or Mac, with sizes from Ollama.