Model comparison
Nemotron 3 Nano 30B vs Nemotron Ultra 253B
Head-to-head evidence from 11 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: Nemotron 3 Nano 30B #98 (Estimated); Nemotron Ultra 253B #150 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Nemotron 3 Nano 30B and Nemotron Ultra 253B share 11 comparable benchmark results. 0 of 8 categories are comparable. 4 results are unique to Nemotron 3 Nano 30B; 0 to Nemotron Ultra 253B.
Updated July 22, 2026- Shared results
- 11
- Nemotron 3 Nano 30B only
- 4
- Nemotron Ultra 253B only
- 0
- Comparable categories
- 0 / 8
Benchmark data for Nemotron 3 Nano 30B and Nemotron Ultra 253B is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 11 shared benchmark results across 5 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Nemotron 3 Nano 30B | Nemotron Ultra 253B | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Nemotron 3 Nano 30B$0 input / $0 output | Nemotron Ultra 253B$0 input / $0 output | Listed prices are equal. |
| Generation speedtokens per second | Nemotron 3 Nano 30B152 tok/s | Nemotron Ultra 253BNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Nemotron 3 Nano 30B1.90 s | Nemotron Ultra 253BNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Nemotron 3 Nano 30B32K | Nemotron Ultra 253B32K | Listed context windows are equal. |
Benchmark Deep Dive
Agentic4 benchmarks
Coding2 benchmarks
Reasoning2 benchmarks
Knowledge6 benchmarks
| Benchmark | Nemotron 3 Nano 30B | Nemotron Ultra 253B | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 14.2% | 9.1% | Nemotron 3 Nano 30B leads |
| AA-GPQA DiamondSource | 75.7% | 72.8% | Nemotron 3 Nano 30B leads |
| AA-HLESource | 10.2% | 8.1% | Nemotron 3 Nano 30B leads |
| AA-Omniscience IndexSource | -51.6% | -45.5% | Nemotron Ultra 253B leads |
| AA-Omniscience AccuracySource | 17.1% | 19.9% | Nemotron Ultra 253B leads |
| AA-Omniscience Hallucination RateSource | 82.9% | 81.7% | Nemotron Ultra 253B leads |
Inst. Following1 benchmarks
| Benchmark | Nemotron 3 Nano 30B | Nemotron Ultra 253B | Result |
|---|---|---|---|
| AA-IFBenchSource | 71.1% | 38.2% | Nemotron 3 Nano 30B leads |
Frequently Asked Questions (3)
Can I compare Nemotron 3 Nano 30B and Nemotron Ultra 253B on BenchLM yet?
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
Why does this comparison show “coming soon”?
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
What data is available for Nemotron 3 Nano 30B and Nemotron Ultra 253B today?
Nemotron 3 Nano 30B: $0.00 input / $0.00 output per 1M tokens Nemotron Ultra 253B: $0.00 input / $0.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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