Model Comparison

Gemini 2.5 Pro Preview 06-05 vs Llama 3.1 Nemotron Ultra 253B v1Which is better in 2026?

Gemini 2.5 Pro Preview 06-05 significantly outperforms across most benchmarks.

Verdict: Gemini 2.5 Pro Preview 06-05 vs Llama 3.1 Nemotron Ultra 253B v1 — which is better?

Gemini 2.5 Pro Preview 06-05 (by Google) and Llama 3.1 Nemotron Ultra 253B v1 (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 2.5 Pro Preview 06-05 outperforms in 3 benchmarks (AIME 2025, GPQA, LiveCodeBench), while Llama 3.1 Nemotron Ultra 253B v1 is better at 0 benchmarks. Gemini 2.5 Pro Preview 06-05 significantly outperforms across most benchmarks.

Choose Gemini 2.5 Pro Preview 06-05 if…

  • you want the strongest raw capability — it leads on 3 of 3 shared benchmarks
  • you want the most recent training data — it shipped Jun 2025

Choose Llama 3.1 Nemotron Ultra 253B v1 if…

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

Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

Gemini 2.5 Pro Preview 06-05 outperforms in 3 benchmarks (AIME 2025, GPQA, LiveCodeBench), while Llama 3.1 Nemotron Ultra 253B v1 is better at 0 benchmarks.

Gemini 2.5 Pro Preview 06-05 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 2.5 Pro Preview 06-05 specifies input context (1,048,576 tokens). Only Gemini 2.5 Pro Preview 06-05 specifies output context (65,535 tokens).

Google
Gemini 2.5 Pro Preview 06-05
Input1,048,576 tokens
Output65,535 tokens
NVIDIA
Llama 3.1 Nemotron Ultra 253B v1
Input- tokens
Output- tokens
Mon Jul 27 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemini 2.5 Pro Preview 06-05 supports multimodal inputs, whereas Llama 3.1 Nemotron Ultra 253B v1 does not.

Gemini 2.5 Pro Preview 06-05 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 2.5 Pro Preview 06-05

Text
Images
Audio
Video

Llama 3.1 Nemotron Ultra 253B v1

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 2.5 Pro Preview 06-05 is licensed under a proprietary license, while Llama 3.1 Nemotron Ultra 253B v1 uses Llama 3.1 Community License.

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

Gemini 2.5 Pro Preview 06-05

Proprietary

Closed source

Llama 3.1 Nemotron Ultra 253B v1

Llama 3.1 Community License

Open weights

Release Timeline

When each model was launched

Gemini 2.5 Pro Preview 06-05 was released on 2025-06-05, while Llama 3.1 Nemotron Ultra 253B v1 was released on 2025-04-07.

Gemini 2.5 Pro Preview 06-05 is 2 months newer than Llama 3.1 Nemotron Ultra 253B v1.

Gemini 2.5 Pro Preview 06-05

Jun 5, 2025

1.1 years ago

1mo newer
Llama 3.1 Nemotron Ultra 253B v1

Apr 7, 2025

1.3 years ago

Knowledge Cutoff

When training data ends

Gemini 2.5 Pro Preview 06-05 has a knowledge cutoff of 2025-01-31, while Llama 3.1 Nemotron Ultra 253B v1 has a cutoff of 2023-12-01.

Gemini 2.5 Pro Preview 06-05 has more recent training data (up to 2025-01-31), making it potentially better informed about events through that date compared to Llama 3.1 Nemotron Ultra 253B v1 (2023-12-01).

Gemini 2.5 Pro Preview 06-05

Jan 2025

1.1 yr newer
Llama 3.1 Nemotron Ultra 253B v1

Dec 2023

Outputs Comparison

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Key Takeaways

Google
Larger context window (1,048,576 tokens)
Supports multimodal inputs
Higher AIME 2025 score (88.0% vs 72.5%)
Higher GPQA score (86.4% vs 76.0%)
Higher LiveCodeBench score (69.0% vs 66.3%)
NVIDIA
Has open weights

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemini 2.5 Pro Preview 06-05 and Llama 3.1 Nemotron Ultra 253B v1 side-by-side, then vote on the output you prefer.

Gemini 2.5 Pro Preview 06-05
✓ Preferred
Llama 3.1 Nemotron Ultra 253B v1
Open in Playground
AI Model Comparison Table
Feature
Google
Gemini 2.5 Pro Preview 06-05
NVIDIA
Llama 3.1 Nemotron Ultra 253B v1

FAQ

Common questions about Gemini 2.5 Pro Preview 06-05 vs Llama 3.1 Nemotron Ultra 253B v1.

Which is better, Gemini 2.5 Pro Preview 06-05 or Llama 3.1 Nemotron Ultra 253B v1?

Gemini 2.5 Pro Preview 06-05 significantly outperforms across most benchmarks. Gemini 2.5 Pro Preview 06-05 is made by Google and Llama 3.1 Nemotron Ultra 253B v1 is made by NVIDIA. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemini 2.5 Pro Preview 06-05 compare to Llama 3.1 Nemotron Ultra 253B v1 in benchmarks?

Gemini 2.5 Pro Preview 06-05 scores Global-MMLU-Lite: 89.2%, AIME 2025: 88.0%, FACTS Grounding: 87.8%, GPQA: 86.4%, VideoMMMU: 83.6%. Llama 3.1 Nemotron Ultra 253B v1 scores MATH-500: 97.0%, IFEval: 89.5%, GPQA: 76.0%, BFCL v2: 74.1%, AIME 2025: 72.5%.

What are the context window sizes for Gemini 2.5 Pro Preview 06-05 and Llama 3.1 Nemotron Ultra 253B v1?

Gemini 2.5 Pro Preview 06-05 supports 1.0M tokens and Llama 3.1 Nemotron Ultra 253B v1 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 2.5 Pro Preview 06-05 and Llama 3.1 Nemotron Ultra 253B v1?

Key differences include multimodal support (yes vs no), licensing (Proprietary vs Llama 3.1 Community License). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 2.5 Pro Preview 06-05 and Llama 3.1 Nemotron Ultra 253B v1?

Gemini 2.5 Pro Preview 06-05 is developed by Google and Llama 3.1 Nemotron Ultra 253B v1 is developed by NVIDIA.

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