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Llama 3.1 Nemotron Ultra 253B v1 vs o3-pro
Comprehensive side-by-side LLM comparison
o3-pro supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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NVIDIA
Llama 3.1 Nemotron Ultra 253B was developed as NVIDIA's largest Nemotron variant, designed to provide maximum capability through extensive customization of large-scale foundations. Built with 253 billion parameters and NVIDIA's specialized training, it represents the flagship offering in the Nemotron family.
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OpenAI
o3-pro was developed as the flagship reasoning model in the o3 family, designed to deliver maximum reasoning depth and reliability for the most challenging analytical tasks. Built for professionals requiring the highest level of thoughtful problem-solving, it extends reasoning capabilities to handle complex multi-step challenges across diverse domains.
2 months newer
Llama 3.1 Nemotron Ultra 253B v1
NVIDIA
2025-04-07
o3-pro
OpenAI
2025-06-10
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Performance Metrics
Context window and performance specifications
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Knowledge Cutoff
Training data recency comparison
Llama 3.1 Nemotron Ultra 253B v1
2023-12-01
o3-pro
2024-05-31
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Llama 3.1 Nemotron Ultra 253B v1
0 providers
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o3-pro
1 providers
OpenAI
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Llama 3.1 Nemotron Ultra 253B v1
Avg Score:0.0%
Providers:0
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o3-pro
Avg Score:0.0%
Providers:1