AI21 Jamba Reasoning 3B vs Nemotron Terminal 32B

Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.

AI21 Jamba Reasoning 3B

AI21 Labs · 3.2B

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Nemotron Terminal 32B

NVIDIA · 32.8B

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Specifications

AI21 Jamba Reasoning 3BNemotron Terminal 32B
Parameters3.2B32.8B
Context262K41K
ArchitectureJambaForCausalLMQwen3ForCausalLM
LicenseApache 2.0Other
Downloads2.9K1.3K
ReleasedOct 2025Feb 2026

VRAM by Quantization: AI21 Jamba Reasoning 3B vs Nemotron Terminal 32B

QuantizationBitsAI21 Jamba Reasoning 3B VRAMNemotron Terminal 32B VRAM
BF1616.006.7 GB66.2 GB

Verdict

AI21 Jamba Reasoning 3B needs less VRAM at BF16 (6.7 GB vs 66.2 GB), so it fits on smaller GPUs. AI21 Jamba Reasoning 3B supports a longer context window (262K tokens). AI21 Jamba Reasoning 3B is the more widely downloaded of the two.

Frequently Asked Questions

Which needs less VRAM, AI21 Jamba Reasoning 3B or Nemotron Terminal 32B?

At BF16, AI21 Jamba Reasoning 3B needs 6.7 GB and Nemotron Terminal 32B needs 66.2 GB, so AI21 Jamba Reasoning 3B is the lighter option to run locally.

Which has a longer context window, AI21 Jamba Reasoning 3B or Nemotron Terminal 32B?

AI21 Jamba Reasoning 3B supports 262,144 tokens and Nemotron Terminal 32B supports 40,960 tokens.

What is the difference between AI21 Jamba Reasoning 3B and Nemotron Terminal 32B?

AI21 Jamba Reasoning 3B is a 3.2B model from AI21 Labs, while Nemotron Terminal 32B is a 32.8B model from NVIDIA. Compare their VRAM requirements above to see which fits your GPU or Mac.