Model Comparison

Jamba 1.5 Mini vs Qwen2 72B Instruct

Qwen2 72B Instruct significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

6 benchmarks

Jamba 1.5 Mini outperforms in 1 benchmarks (ARC-C), while Qwen2 72B Instruct is better at 5 benchmarks (GPQA, GSM8k, MMLU, MMLU-Pro, TruthfulQA).

Qwen2 72B Instruct significantly outperforms across most benchmarks.

Sat May 02 2026 • llm-stats.com

Arena Performance

Human preference votes

Model Size

Parameter count comparison

20.0B diff

Qwen2 72B Instruct has 20.0B more parameters than Jamba 1.5 Mini, making it 38.5% larger.

Jamba 1.5 Mini

52.0Bparameters

Qwen2 72B Instruct

72.0Bparameters

52.0B

Jamba 1.5 Mini

72.0B

Qwen2 72B Instruct

Context Window

Maximum input and output token capacity

Only Jamba 1.5 Mini specifies input context (256,144 tokens). Only Jamba 1.5 Mini specifies output context (256,144 tokens).

Jamba 1.5 Mini

Input256,144 tokens

Output256,144 tokens

Qwen2 72B Instruct

Input- tokens

Output- tokens

Sat May 02 2026 • llm-stats.com

License

Usage and distribution terms

Jamba 1.5 Mini is licensed under Jamba Open Model License, while Qwen2 72B Instruct uses tongyi-qianwen.

License differences may affect how you can use these models in commercial or open-source projects.

Jamba 1.5 Mini

Jamba Open Model License

Open weights

Qwen2 72B Instruct

tongyi-qianwen

Open weights

Release Timeline

When each model was launched

Jamba 1.5 Mini was released on 2024-08-22, while Qwen2 72B Instruct was released on 2024-07-23.

Jamba 1.5 Mini is 1 month newer than Qwen2 72B Instruct.

Jamba 1.5 Mini

Aug 22, 2024

1.7 years ago

1mo newer

Qwen2 72B Instruct

Jul 23, 2024

1.8 years ago

Knowledge Cutoff

When training data ends

Jamba 1.5 Mini has a documented knowledge cutoff of 2024-03-05, while Qwen2 72B Instruct's cutoff date is not specified.

We can confirm Jamba 1.5 Mini's training data extends to 2024-03-05, but cannot make a direct comparison without Qwen2 72B Instruct's cutoff date.

Jamba 1.5 Mini

Mar 2024

Qwen2 72B Instruct

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Outputs Comparison

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Key Takeaways

Jamba 1.5 Mini

View details

AI21 Labs

Larger context window (256,144 tokens)

Higher ARC-C score (85.7% vs 68.9%)

Qwen2 72B Instruct

View details

Alibaba Cloud / Qwen Team

Higher GPQA score (42.4% vs 32.3%)

Higher GSM8k score (91.1% vs 75.8%)

Higher MMLU score (82.3% vs 69.7%)

Higher MMLU-Pro score (64.4% vs 42.5%)

Higher TruthfulQA score (54.8% vs 54.1%)

Detailed Comparison

AI Model Comparison Table
Feature	Jamba 1.5 Mini	Qwen2 72B Instruct

FAQ

Common questions about Jamba 1.5 Mini vs Qwen2 72B Instruct.

Which is better, Jamba 1.5 Mini or Qwen2 72B Instruct?

Qwen2 72B Instruct significantly outperforms across most benchmarks. Jamba 1.5 Mini is made by AI21 Labs and Qwen2 72B Instruct is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Jamba 1.5 Mini compare to Qwen2 72B Instruct in benchmarks?

Jamba 1.5 Mini scores ARC-C: 85.7%, GSM8k: 75.8%, MMLU: 69.7%, TruthfulQA: 54.1%, Arena Hard: 46.1%. Qwen2 72B Instruct scores GSM8k: 91.1%, CMMLU: 90.1%, HellaSwag: 87.6%, HumanEval: 86.0%, Winogrande: 85.1%.

What are the context window sizes for Jamba 1.5 Mini and Qwen2 72B Instruct?

Jamba 1.5 Mini supports 256K tokens and Qwen2 72B Instruct supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Jamba 1.5 Mini and Qwen2 72B Instruct?

Key differences include licensing (Jamba Open Model License vs tongyi-qianwen). See the full comparison above for benchmark-by-benchmark results.

Who makes Jamba 1.5 Mini and Qwen2 72B Instruct?

Jamba 1.5 Mini is developed by AI21 Labs and Qwen2 72B Instruct is developed by Alibaba Cloud / Qwen Team.