Model comparison
Nemotron 3 Ultra vs Ornith-1.0-397B
Head-to-head evidence from 4 shared benchmark results across 2 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Evidence parity. Nemotron 3 Ultra and Ornith-1.0-397B share 4 comparable benchmark results. 2 of 8 categories are comparable. 35 results are unique to Nemotron 3 Ultra; 3 to Ornith-1.0-397B.
Updated July 17, 2026- Shared results
- 4
- Nemotron 3 Ultra only
- 35
- Ornith-1.0-397B only
- 3
- Comparable categories
- 2 / 8
Pick Ornith-1.0-397B if you want the stronger benchmark profile. Nemotron 3 Ultra only becomes the better choice if you need the larger 1M context window.
Confidence note. This is a partial-evidence comparison with 4 shared benchmark results across 2 evidence categories; 2 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
Ornith-1.0-397B is clearly ahead on the BenchAlign aggregate, 72 to 60. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Ornith-1.0-397B's sharpest advantage is in agentic, where it averages 77.5 against 51.3. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 56.4% to 77.5%.
Nemotron 3 Ultra gives you the larger context window at 1M, compared with 256K for Ornith-1.0-397B.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
| Category | Nemotron 3 Ultra | Δ | Ornith-1.0-397B |
|---|---|---|---|
| Agentic | Nemotron 3 Ultra51.3 | Margin→ 26.2 | Ornith-1.0-397B77.5 |
| Coding | Nemotron 3 Ultra58.3 | Margin→ 16.3 | Ornith-1.0-397B74.6 |
| Reasoning | Nemotron 3 Ultra61.9 | MarginNo overlap | Ornith-1.0-397BNot measured |
| Knowledge | Nemotron 3 Ultra54.2 | MarginNo overlap | Ornith-1.0-397BNot measured |
| Multilingual | Nemotron 3 Ultra83.0 | MarginNo overlap | Ornith-1.0-397BNot measured |
| Inst. Following | Nemotron 3 Ultra81.7 | MarginNo overlap | Ornith-1.0-397BNot measured |
Decisive benchmark drivers
The largest measured benchmark gaps in this matchup, with exact reported values.
More
- Source ↗
Terminal-Bench 2.0
AgenticA 56.4%B 77.5%Winner: Ornith-1.0-397BΔ 21.1Terminal-Bench 2.0: Nemotron 3 Ultra scored 56.4%; Ornith-1.0-397B scored 77.5%. Ornith-1.0-397B wins this benchmark. - Source ↗
SWE-bench Verified
CodingA 71.9%B 82.4%Winner: Ornith-1.0-397BΔ 10.5SWE-bench Verified: Nemotron 3 Ultra scored 71.9%; Ornith-1.0-397B scored 82.4%. Ornith-1.0-397B wins this benchmark.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Nemotron 3 Ultra | Ornith-1.0-397B | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Nemotron 3 Ultra$0 input / $0 output | Ornith-1.0-397B$0 input / $0 output | Listed prices are equal. |
| Generation speedtokens per second | Nemotron 3 UltraNot available | Ornith-1.0-397BNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Nemotron 3 UltraNot available | Ornith-1.0-397BNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Nemotron 3 Ultra1M | Ornith-1.0-397B256K | Nemotron 3 Ultra lists the larger context window. |
Benchmark Deep Dive
AgenticOrnith-1.0-397B wins13 benchmarks
| Benchmark | Nemotron 3 Ultra | Ornith-1.0-397B | Result |
|---|---|---|---|
| Terminal-Bench 2.0Source | 56.4% | 77.5% | Ornith-1.0-397B leads |
| PinchBenchSource | 90.0% | — | Not comparable |
| BrowseCompSource | 44.4% | — | Not comparable |
| τ³-bench resultsSource | 70.9% | — | Not comparable |
| GDPval-AASource | 33.2% | — | Not comparable |
| HLE w/ toolsSource | 37.4% | — | Not comparable |
| AA Agentic IndexSource | 27.4% | — | Not comparable |
| τ²-bench resultsSource | 83.3% | — | Not comparable |
| GDPval-AASource | 1164 | — | Not comparable |
| AA BriefcaseSource | 870 | — | Not comparable |
| AA EnterpriseOps-GymSource | 28.9% | — | Not comparable |
| AA Harvey LABSource | 3.3% | — | Not comparable |
| Claw-EvalSource | — | 77.1% | Not comparable |
CodingOrnith-1.0-397B wins10 benchmarks
| Benchmark | Nemotron 3 Ultra | Ornith-1.0-397B | Result |
|---|---|---|---|
| SWE-bench VerifiedSource | 71.9% | 82.4% | Ornith-1.0-397B leads |
| SWE MultilingualSource | 67.7% | 78.9% | Ornith-1.0-397B leads |
| LiveCodeBench v6Source | 89.0% | — | Not comparable |
| SciCodeSource | 44.6% | — | Not comparable |
| Terminal-Bench 2.0Source | 56.4% | 77.5% | Ornith-1.0-397B leads |
| AA Coding IndexSource | 49.3% | — | Not comparable |
| Terminal-Bench HardSource | 36.4% | — | Not comparable |
| AA-SciCodeSource | 39.9% | — | Not comparable |
| SWE-bench ProSource | — | 62.2% | Not comparable |
| NL2RepoSource | — | 48.2% | Not comparable |
Reasoning3 benchmarks
Knowledge12 benchmarks
| Benchmark | Nemotron 3 Ultra | Ornith-1.0-397B | Result |
|---|---|---|---|
| GPQASource | 87% | — | Not comparable |
| GPQA-DSource | 87.0% | — | Not comparable |
| HLESource | 26.7% | — | Not comparable |
| HLE w/o toolsSource | 26.7% | — | Not comparable |
| MMLU-ProSource | 86.8% | — | Not comparable |
| AA-Omniscience AccuracySource | 21.6% | — | Not comparable |
| Artificial Analysis Intelligence IndexSource | 37.8% | — | Not comparable |
| AA-GPQA DiamondSource | 86.7% | — | Not comparable |
| AA-HLESource | 26.6% | — | Not comparable |
| AA-Omniscience IndexSource | -0.8% | — | Not comparable |
| AA-Omniscience Hallucination RateSource | 28.5% | — | Not comparable |
| AA Openness IndexSource | 83.3% | — | Not comparable |
Multilingual1 benchmarks
| Benchmark | Nemotron 3 Ultra | Ornith-1.0-397B | Result |
|---|---|---|---|
| MMLU-ProXSource | 83% | — | Not comparable |
Multimodal1 benchmarks
| Benchmark | Nemotron 3 Ultra | Ornith-1.0-397B | Result |
|---|---|---|---|
| Design Arena WebsiteSource | 1132 | — | Not comparable |
Frequently Asked Questions (3)
Which is better, Nemotron 3 Ultra or Ornith-1.0-397B?
Ornith-1.0-397B is ahead on BenchLM's BenchAlign leaderboard, 72 to 60. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 56.4% and 77.5%.
Which is better for coding, Nemotron 3 Ultra or Ornith-1.0-397B?
Ornith-1.0-397B has the edge for coding in this comparison, averaging 74.6 versus 58.3. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Which is better for agentic tasks, Nemotron 3 Ultra or Ornith-1.0-397B?
Ornith-1.0-397B has the edge for agentic tasks in this comparison, averaging 77.5 versus 51.3. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Related Comparisons
Explore More
The AI models change fast. We track them for you.
A weekly brief for engineers and researchers covering new models, ranking shifts, and pricing changes.
Free. No spam. Unsubscribe anytime.