NVIDIA: Nemotron 3 Ultra wins on more metrics (5 of 9), but the right pick depends on what you optimize for — see the breakdown below.
| Metric | NVIDIA: Nemotron 3 Ultra | OpenAI: GPT-5.4 Nano |
|---|---|---|
| Intelligence Index | 37.8 | 38.2✓ |
| Coding Index | 37.6 | 43.9✓ |
| GPQA Diamond | 87%✓ | 82% |
| Design Arena Elo | 1220✓ | — |
| Speed (tokens/sec) | 86✓ | 59 |
| Latency | 542ms✓ | 553ms |
| Input price /M | $0.500 | $0.200✓ |
| Output price /M | $2.50 | $1.25✓ |
| Context window | 1M✓ | 400K |
| Capabilities | ReasoningToolsJSON | ReasoningToolsJSONVision |