Comprehensive side-by-side LLM comparison
Gemma 3 12B leads with 6.2% higher average benchmark score. Jamba 1.5 Large offers 249.9K more tokens in context window than Gemma 3 12B. Gemma 3 12B is $9.85 cheaper per million tokens. Gemma 3 12B supports multimodal inputs. Overall, Gemma 3 12B is the stronger choice for coding tasks.
Gemma 3 12B was developed as part of the third generation of Google's open-source model family, designed to provide enhanced capabilities in a mid-sized format. Built with improved architecture and training techniques, it balances performance with practical deployment considerations for diverse use cases.
AI21 Labs
Jamba 1.5 Large was developed by AI21 Labs using a hybrid architecture combining transformer and state space models, designed to provide efficient long-context understanding. Built to handle extended documents and conversations with computational efficiency, it represents AI21's innovation in efficient large-scale model design.
6 months newer
Jamba 1.5 Large
AI21 Labs
2024-08-22

Gemma 3 12B
2025-03-12
Cost per million tokens (USD)

Gemma 3 12B
Jamba 1.5 Large
Context window and performance specifications
Average performance across 3 common benchmarks

Gemma 3 12B
Jamba 1.5 Large
Jamba 1.5 Large
2024-03-05
Available providers and their performance metrics

Gemma 3 12B
DeepInfra
Jamba 1.5 Large

Gemma 3 12B
Jamba 1.5 Large

Gemma 3 12B
Jamba 1.5 Large
Bedrock