Llama 3.1 70B Instruct vs Llama 3.1 405B

Side-by-side comparison of specifications, capabilities, and pricing.

	Llama 3.1 70B Instruct AI at Meta	Llama 3.1 405B AI at Meta
Released	2024-07-23	2024-07-23
Context window	128K	128K
Parameters	70B	405B
Architecture	decoder only	decoder only
License	Open Source	Open Source
Knowledge cutoff	—	—
Capabilities
Vision
Multimodal
Reasoning
Function calling
Tool use
Structured Outputs
Code execution
Availability
Providers	OctoAI API Together AI Fireworks AI NVIDIA NIM Microsoft Foundry Databricks Foundation Model Serving Hyperbolic AI Inference DeepInfra OpenRouter IBM watsonx AWS Bedrock	—

Benchmarks

HellaSwag94.295.8HumanEval84.189.0Massive Multitask Language Understanding86.088.6Chatbot Arena—1228.0Google-Proof Q&A—51.5