Nemotron 3 Ultra
ECI#71
146Nemotron 3 Ultra is an open-weights model from NVIDIA, released June 4, 2026. It has an ECI score of 146 and ranks 71st of 251 tracked models. At the time of its release, it ranked 42nd of 220 tracked models.
Nemotron 3 Ultra vs select alternatives
| Domain | Benchmark | Nemotron 3 Ultra | |||
|---|---|---|---|---|---|
ECI scoreBest score 167 | 146 | 107 | 146 | 147 | |
| Ranking | #71 | #222 | #68 | #62 | |
| Conceptual reasoning | LMCABest score 65.5 | 36.9 | — | 34.5 | 33.7 |
| Games | Chess PuzzlesBest score 72% | ||||
Mystery Game PuzzlesBest score 84% | |||||
| Mathematics | OTIS Mock AIME 2024-2025Best score 100% | ||||
ProofBenchBest score 100% | |||||
| Science | CritPtBest score 32% | ||||
SciCodeBest score 63% | |||||
GPQA DiamondBest score 96% | |||||
| Software engineering | FrontierCodeBest score 53% |
