Looking for an honest Meta Llama 3.1 405B vs NVIDIA Llama-3.1-Nemotron-70B comparison in 2026? We scored both ai language models on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. In our overall scoring the Meta Llama 3.1 405B comes out ahead 62/100 to 57/100 — a 5-point gap. The widest gap is in display, where the NVIDIA Llama-3.1-Nemotron-70B pulls noticeably ahead.
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Meta Llama 3.1 405B narrowly beats the NVIDIA Llama-3.1-Nemotron-70B in the ai language models category, especially in design, scoring 62 vs 57. If you want the better overall ai language models, Meta Llama 3.1 405B is the recommended choice.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
Lower cost = better value. Free = open-source self-hosted.
| Metric | 3.1 405B | NVIDIA Llama-3.1-Nemotron-70B |
|---|---|---|
| Input (Prompt) | Free/1M | Free/1M |
| Output (Completion) | Free/1M | Free/1M |
| Open Source | ✓ Free | ✓ Free |
Context Window (tokens)
| Metric | 3.1 405B | NVIDIA Llama-3.1-Nemotron-70B |
|---|---|---|
| Max Output | 4,096 tok | 4,096 tok |
| Speed | 30 tok/s | ✓90 tok/s |
| Time to First Token | 1.5s | ✓500ms |
| Languages | 8+ | 8+ |
Higher is better. Industry-standard AI evaluation benchmarks.
3.1 405B
NVIDIA Llama-3.1-Nemotron-70B
3.1 405B
NVIDIA Llama-3.1-Nemotron-70B
3.1 405B
NVIDIA Llama-3.1-Nemotron-70B
3.1 405B
NVIDIA Llama-3.1-Nemotron-70B
3.1 405B
NVIDIA Llama-3.1-Nemotron-70B
| Feature | 3.1 405B | NVIDIA Llama-3.1-Nemotron-70B |
|---|---|---|
| Reasoning / Chain-of-Thought | ✕ | ✕ |
| Vision (Image Input) | ✕ | ✕ |
| Audio Input | ✕ | ✕ |
| Video Input | ✕ | ✕ |
| Image/Audio Output | ✕ | ✕ |
| Function Calling / Tools | ✓ | ✓ |
| JSON Mode | ✓ | ✓ |
| Real-time Web Access | ✕ | ✕ |
| Fine-tuning Support | ✓ | ✓ |
| Batch API | ✓ | ✓ |
| Streaming | ✓ | ✓ |
| Open Source | ✓ | ✓ |
| Field | 3.1 405B | NVIDIA Llama-3.1-Nemotron-70B |
|---|---|---|
| Provider | Meta | NVIDIA |
| Parameters | 405B | 70B |
| Knowledge Cutoff | 2023-12 | 2023-12 |
| License | Llama 3.1 Community | Llama 3.1 Community |
| Best For | open sourceself hostingfine tuningenterprise privacy | helpfulnessopen sourceself hostingRLHF fine tuned |
Buy Meta Llama 3.1 405B if…
Buy the Meta Llama 3.1 405B if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy NVIDIA Llama-3.1-Nemotron-70B if…
The NVIDIA Llama-3.1-Nemotron-70B is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Meta Llama 3.1 405B narrowly beats the NVIDIA Llama-3.1-Nemotron-70B in the ai language models category, especially in design, scoring 62 vs 57. If you want the better overall ai language models, Meta Llama 3.1 405B is the recommended choice.
Yes, Meta Llama 3.1 405B scores higher overall (75 vs 75).
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Buy the Meta Llama 3.1 405B if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
The NVIDIA Llama-3.1-Nemotron-70B is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Reviewed by VersusMatrix Editorial Team
Last updated: April 25, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.
Scores are relative within the ai language modelscategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.