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ERNIE 5.0 vs Nemotron 3 Ultra (550B A55B)

ERNIE 5.0 and Nemotron 3 Ultra (550B A55B) are closely matched at 33.4 and 36.3 on the LLM Stats Score.

Baidu · NVIDIA · Updated for 2026

Which is better?

ERNIE 5.0 and Nemotron 3 Ultra (550B A55B) are closely matched on the overall LLM Stats Score at 33.4 and 36.3.

In the 3 individual benchmarks reported for both models, ERNIE 5.0 wins 2; this is a narrower head-to-head signal than the composite indexes.

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

Choose ERNIE 5.0

  • you value its reported benchmark strengths — it wins 2 of 3 exact shared results

Choose Nemotron 3 Ultra (550B A55B)

  • you want the most recent training data — it shipped Jun 2026
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

ERNIE 5.0
Baidu
Nemotron 3 Ultra (550B A55B)
NVIDIA
Core performance indexes
LLM Stats Score
33.4
#99
36.3
#79
Reasoning
33.0
#99
35.4
#82
Cost, coverage & limits
Benchmark wins
2 of 3
1 of 3
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
ERNIE 5.0
Nemotron 3 Ultra (550B A55B)
Math
31.0#71
36.4#39
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

5 reported for ERNIE 5.0 · 26 for Nemotron 3 Ultra (550B A55B)

3 shared

ERNIE 5.0 outperforms in 2 benchmarks (Humanity's Last Exam, MMLU-Pro), while Nemotron 3 Ultra (550B A55B) is better at 1 benchmark (GPQA).

ERNIE 5.0 shows notably better performance in the majority of benchmarks.

Sun Sep 20 2026 • llm-stats.com

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).

Baidu
ERNIE 5.0
Input- tokens
Output- tokens
NVIDIA
Nemotron 3 Ultra (550B A55B)
Input262,144 tokens
Output262,144 tokens
Sun Sep 20 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

ERNIE 5.0 supports multimodal inputs, whereas Nemotron 3 Ultra (550B A55B) does not.

ERNIE 5.0 can handle both text and other forms of data like images, making it suitable for multimodal applications.

ERNIE 5.0

Text
Images
Audio
Video

Nemotron 3 Ultra (550B A55B)

Text
Images
Audio
Video

License

Usage and distribution terms

ERNIE 5.0 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.

ERNIE 5.0

Proprietary

Closed source

Nemotron 3 Ultra (550B A55B)

OpenMDW License v1.1

Open weights

Release Timeline

When each model was launched

ERNIE 5.0 was released on 2026-01-22, while Nemotron 3 Ultra (550B A55B) was released on 2026-06-04.

Nemotron 3 Ultra (550B A55B) is 4 months newer than ERNIE 5.0.

ERNIE 5.0

Jan 22, 2026

8 months ago

Nemotron 3 Ultra (550B A55B)

Jun 4, 2026

3 months ago

4mo newer

Knowledge Cutoff

When training data ends

Nemotron 3 Ultra (550B A55B) has a documented knowledge cutoff of 2025-09-30, while ERNIE 5.0'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 ERNIE 5.0's cutoff date.

ERNIE 5.0

—

Nemotron 3 Ultra (550B A55B)

Sep 2025

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against ERNIE 5.0 and Nemotron 3 Ultra (550B A55B) side-by-side, then vote on the output you prefer.

ERNIE 5.0
✓ Preferred
Nemotron 3 Ultra (550B A55B)
Open in Playground

FAQ

Common questions about ERNIE 5.0 vs Nemotron 3 Ultra (550B A55B).

Which is better, ERNIE 5.0 or Nemotron 3 Ultra (550B A55B)?

ERNIE 5.0 and Nemotron 3 Ultra (550B A55B) are closely matched on the LLM Stats Score at 33.4 and 36.3. ERNIE 5.0 is made by Baidu 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 ERNIE 5.0 compare to Nemotron 3 Ultra (550B A55B) in benchmarks?

ERNIE 5.0 scores AIME 2025: 87.0%, MMLU-Pro: 87.0%, GPQA: 85.0%, SimpleQA: 75.0%, Humanity's Last Exam: 39.0%. 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 ERNIE 5.0 and Nemotron 3 Ultra (550B A55B)?

ERNIE 5.0 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 ERNIE 5.0 and Nemotron 3 Ultra (550B A55B)?

Key differences include LLM Stats Score (33.4 vs 36.3), multimodal support (yes vs no), licensing (Proprietary vs OpenMDW License v1.1). See the full comparison above for benchmark-by-benchmark results.

Who makes ERNIE 5.0 and Nemotron 3 Ultra (550B A55B)?

ERNIE 5.0 is developed by Baidu and Nemotron 3 Ultra (550B A55B) is developed by NVIDIA.

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