Model Comparison

Gemini 3.6 Flash vs Nemotron 3 Ultra (550B A55B)Which is better in 2026?

Gemini 3.6 Flash significantly outperforms across most benchmarks.

Verdict: Gemini 3.6 Flash vs Nemotron 3 Ultra (550B A55B) — which is better?

Gemini 3.6 Flash (by Google) and Nemotron 3 Ultra (550B A55B) (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 3.6 Flash outperforms in 2 benchmarks (GDPval-AA, Terminal-Bench 2.1), while Nemotron 3 Ultra (550B A55B) is better at 0 benchmarks. Gemini 3.6 Flash significantly outperforms across most benchmarks.

Choose Gemini 3.6 Flash if…

  • you want the strongest raw capability — it leads on 2 of 2 shared benchmarks
  • you want the most recent training data — it shipped Jul 2026

Choose Nemotron 3 Ultra (550B A55B) if…

  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Gemini 3.6 Flash outperforms in 2 benchmarks (GDPval-AA, Terminal-Bench 2.1), while Nemotron 3 Ultra (550B A55B) is better at 0 benchmarks.

Gemini 3.6 Flash significantly outperforms across most benchmarks.

Mon Jul 27 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Gemini 3.6 Flash specifies input context (1,048,576 tokens). Only Gemini 3.6 Flash specifies output context (65,536 tokens).

Google
Gemini 3.6 Flash
Input1,048,576 tokens
Output65,536 tokens
NVIDIA
Nemotron 3 Ultra (550B A55B)
Input- tokens
Output- tokens
Mon Jul 27 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemini 3.6 Flash supports multimodal inputs, whereas Nemotron 3 Ultra (550B A55B) does not.

Gemini 3.6 Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 3.6 Flash

Text
Images
Audio
Video

Nemotron 3 Ultra (550B A55B)

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 3.6 Flash is licensed under a proprietary license, while Nemotron 3 Ultra (550B A55B) uses OpenMDW License v1.1.

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

Gemini 3.6 Flash

Proprietary

Closed source

Nemotron 3 Ultra (550B A55B)

OpenMDW License v1.1

Open weights

Release Timeline

When each model was launched

Gemini 3.6 Flash was released on 2026-07-21, while Nemotron 3 Ultra (550B A55B) was released on 2026-06-04.

Gemini 3.6 Flash is 2 months newer than Nemotron 3 Ultra (550B A55B).

Gemini 3.6 Flash

Jul 21, 2026

6 days ago

1mo newer
Nemotron 3 Ultra (550B A55B)

Jun 4, 2026

1 months ago

Knowledge Cutoff

When training data ends

Gemini 3.6 Flash has a knowledge cutoff of 2026-03-31, while Nemotron 3 Ultra (550B A55B) has a cutoff of 2025-09-30.

Gemini 3.6 Flash has more recent training data (up to 2026-03-31), making it potentially better informed about events through that date compared to Nemotron 3 Ultra (550B A55B) (2025-09-30).

Gemini 3.6 Flash

Mar 2026

6 mo newer
Nemotron 3 Ultra (550B A55B)

Sep 2025

Outputs Comparison

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Key Takeaways

Google
Larger context window (1,048,576 tokens)
Supports multimodal inputs
Higher GDPval-AA score (47.4% vs 39.4%)
Higher Terminal-Bench 2.1 score (78.0% vs 56.4%)
NVIDIA
Has open weights

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemini 3.6 Flash and Nemotron 3 Ultra (550B A55B) side-by-side, then vote on the output you prefer.

Gemini 3.6 Flash
✓ Preferred
Nemotron 3 Ultra (550B A55B)
Open in Playground
AI Model Comparison Table
Feature
Google
Gemini 3.6 Flash
NVIDIA
Nemotron 3 Ultra (550B A55B)

FAQ

Common questions about Gemini 3.6 Flash vs Nemotron 3 Ultra (550B A55B).

Which is better, Gemini 3.6 Flash or Nemotron 3 Ultra (550B A55B)?

Gemini 3.6 Flash significantly outperforms across most benchmarks. Gemini 3.6 Flash is made by Google and Nemotron 3 Ultra (550B A55B) is made by NVIDIA. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemini 3.6 Flash compare to Nemotron 3 Ultra (550B A55B) in benchmarks?

Gemini 3.6 Flash scores CharXiv-R: 89.4%, OSWorld-Verified: 83.0%, Terminal-Bench 2.1: 78.0%, MLE-Bench: 63.9%, SWE-Bench Pro: 58.7%. Nemotron 3 Ultra (550B A55B) scores RULER: 94.7%, IMO-AnswerBench: 92.3%, PinchBench: 90.0%, LiveCodeBench v6: 89.0%, GPQA: 87.0%.

What are the context window sizes for Gemini 3.6 Flash and Nemotron 3 Ultra (550B A55B)?

Gemini 3.6 Flash supports 1.0M tokens and Nemotron 3 Ultra (550B A55B) 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 Gemini 3.6 Flash and Nemotron 3 Ultra (550B A55B)?

Key differences include multimodal support (yes vs no), licensing (Proprietary vs OpenMDW License v1.1). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3.6 Flash and Nemotron 3 Ultra (550B A55B)?

Gemini 3.6 Flash is developed by Google and Nemotron 3 Ultra (550B A55B) is developed by NVIDIA.

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