Model Comparison
Gemini 3 Pro vs Nemotron 3 Nano (30B A3B)Which is better in 2026?
Gemini 3 Pro significantly outperforms across most benchmarks. Nemotron 3 Nano (30B A3B) is 42.9x cheaper per token.
Verdict: Gemini 3 Pro vs Nemotron 3 Nano (30B A3B) — which is better?
Gemini 3 Pro (by Google) and Nemotron 3 Nano (30B A3B) (by NVIDIA) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.
Gemini 3 Pro outperforms in 4 benchmarks (AIME 2025, GPQA, Humanity's Last Exam, SWE-Bench Verified), while Nemotron 3 Nano (30B A3B) is better at 0 benchmarks. Gemini 3 Pro significantly outperforms across most benchmarks.
On price, Nemotron 3 Nano (30B A3B) is roughly 42.9x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Gemini 3 Pro also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.
Choose Gemini 3 Pro if…
- you want the strongest raw capability — it leads on 4 of 4 shared benchmarks
- you process long inputs — it offers a 1,048,576 token context window
Choose Nemotron 3 Nano (30B A3B) if…
- cost matters — it's about 42.9x cheaper per token
- you want the most recent training data — it shipped Dec 2025
- you need open weights you can self-host or fine-tune
Performance Benchmarks
Comparative analysis across standard metrics
Gemini 3 Pro outperforms in 4 benchmarks (AIME 2025, GPQA, Humanity's Last Exam, SWE-Bench Verified), while Nemotron 3 Nano (30B A3B) is better at 0 benchmarks.
Gemini 3 Pro significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, Gemini 3 Pro ($2.00/1M tokens) is 33.3x more expensive than Nemotron 3 Nano (30B A3B) ($0.06/1M tokens).
For output processing, Gemini 3 Pro ($12.00/1M tokens) is 50.0x more expensive than Nemotron 3 Nano (30B A3B) ($0.24/1M tokens).
In conclusion, Gemini 3 Pro is more expensive than Nemotron 3 Nano (30B A3B).*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Gemini 3 Pro accepts 1,048,576 input tokens compared to Nemotron 3 Nano (30B A3B)'s 262,144 tokens. Nemotron 3 Nano (30B A3B) can generate longer responses up to 262,144 tokens, while Gemini 3 Pro is limited to 65,536 tokens.
Input Capabilities
Supported data types and modalities
Gemini 3 Pro supports multimodal inputs, whereas Nemotron 3 Nano (30B A3B) does not.
Gemini 3 Pro can handle both text and other forms of data like images, making it suitable for multimodal applications.
Gemini 3 Pro
Nemotron 3 Nano (30B A3B)
License
Usage and distribution terms
Gemini 3 Pro is licensed under a proprietary license, while Nemotron 3 Nano (30B A3B) uses NVIDIA Open Model License Agreement .
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
NVIDIA Open Model License Agreement
Open weights
Release Timeline
When each model was launched
Gemini 3 Pro was released on 2025-11-18, while Nemotron 3 Nano (30B A3B) was released on 2025-12-15.
Nemotron 3 Nano (30B A3B) is 1 month newer than Gemini 3 Pro.
Nov 18, 2025
6 months ago
Dec 15, 2025
5 months ago
3w newerKnowledge Cutoff
When training data ends
Gemini 3 Pro has a knowledge cutoff of 2025-01-31, while Nemotron 3 Nano (30B A3B) has a cutoff of 2025-11-28.
Nemotron 3 Nano (30B A3B) has more recent training data (up to 2025-11-28), making it potentially better informed about events through that date compared to Gemini 3 Pro (2025-01-31).
Jan 2025
Nov 2025
10 mo newerProvider Availability
Gemini 3 Pro is available from Google. Nemotron 3 Nano (30B A3B) is available from DeepInfra.
Gemini 3 Pro
Nemotron 3 Nano (30B A3B)
Outputs Comparison
Key Takeaways
Gemini 3 Pro
View detailsDetailed Comparison
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FAQ
Common questions about Gemini 3 Pro vs Nemotron 3 Nano (30B A3B).