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Gemini 4 Carbon vs Nemotron 3 Ultra (550B A55B)

Gemini 4 Carbon leads the LLM Stats Score 58.8 to 35.7.

Google · NVIDIA · Updated for 2026

Which is better?

Gemini 4 Carbon leads the overall LLM Stats Score 58.8 to 35.7, ranking #2 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 4 Carbon

  • overall performance matters — it scores 58.8 and ranks #2 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you want the most recent training data — it shipped Oct 2026

Choose Nemotron 3 Ultra (550B A55B)

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

At a glance

The differences that matter most.

Gemini 4 Carbon
Google
Nemotron 3 Ultra (550B A55B)
NVIDIA
Core performance indexes
LLM Stats Score
58.8
#2
35.7
#107
Reasoning
54.4
#5
35.0
#106
Coding
48.3
#3
20.0
#124
Agents
45.8
#1
11.8
#137
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$0.50 / M
Output price
— / M
$2.20 / M
Context window
—
262,144

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Gemini 4 Carbon
Nemotron 3 Ultra (550B A55B)
Tool use
35.4#3
2.0#202
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

16 reported for Gemini 4 Carbon · 26 for Nemotron 3 Ultra (550B A55B)

No common benchmarks found

Gemini 4 Carbon and Nemotron 3 Ultra (550B A55B)don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Nemotron 3 Ultra (550B A55B) specifies input context (262,144 tokens). Only Nemotron 3 Ultra (550B A55B) specifies output context (262,144 tokens).

Google
Gemini 4 Carbon
Input- tokens
Output- tokens
NVIDIA
Nemotron 3 Ultra (550B A55B)
Input262,144 tokens
Output262,144 tokens
Thu Nov 05 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Gemini 4 Carbon supports multimodal inputs, whereas Nemotron 3 Ultra (550B A55B) does not.

Gemini 4 Carbon can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 4 Carbon

Text
Images
Audio
Video

Nemotron 3 Ultra (550B A55B)

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 4 Carbon 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 4 Carbon

Proprietary

Closed source

Nemotron 3 Ultra (550B A55B)

OpenMDW License v1.1

Open weights

Release Timeline

When each model was launched

Gemini 4 Carbon was released on 2026-10-28, while Nemotron 3 Ultra (550B A55B) was released on 2026-06-04.

Gemini 4 Carbon is 5 months newer than Nemotron 3 Ultra (550B A55B).

Gemini 4 Carbon

Oct 28, 2026

1 weeks ago

4mo newer
Nemotron 3 Ultra (550B A55B)

Jun 4, 2026

5 months ago

Knowledge Cutoff

When training data ends

Nemotron 3 Ultra (550B A55B) has a documented knowledge cutoff of 2025-09-30, while Gemini 4 Carbon's cutoff date is not specified.

We can confirm Nemotron 3 Ultra (550B A55B)'s training data extends to 2025-09-30, but cannot make a direct comparison without Gemini 4 Carbon's cutoff date.

Gemini 4 Carbon

—

Nemotron 3 Ultra (550B A55B)

Sep 2025

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Gemini 4 Carbon and Nemotron 3 Ultra (550B A55B) side-by-side, then vote on the output you prefer.

Gemini 4 Carbon
✓ Preferred
Nemotron 3 Ultra (550B A55B)
Open in Playground

FAQ

Common questions about Gemini 4 Carbon vs Nemotron 3 Ultra (550B A55B).

Which is better, Gemini 4 Carbon or Nemotron 3 Ultra (550B A55B)?

Gemini 4 Carbon leads the LLM Stats Score 58.8 to 35.7. Gemini 4 Carbon is made by Google and Nemotron 3 Ultra (550B A55B) is made by NVIDIA. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 4 Carbon compare to Nemotron 3 Ultra (550B A55B) in benchmarks?

Gemini 4 Carbon scores Gray Swan IPI Benchmark: 100.0%, Vending-Bench 2: 100.0%, Graphwalks BFS >128k: 96.2%, WebDev Arena: 88.4%, SEC-bench Pro: 88.2%. 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 4 Carbon and Nemotron 3 Ultra (550B A55B)?

Gemini 4 Carbon supports an unknown number of tokens and Nemotron 3 Ultra (550B A55B) supports 262K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 4 Carbon and Nemotron 3 Ultra (550B A55B)?

Key differences include LLM Stats Score (58.8 vs 35.7), 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 4 Carbon and Nemotron 3 Ultra (550B A55B)?

Gemini 4 Carbon is developed by Google and Nemotron 3 Ultra (550B A55B) is developed by NVIDIA.

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