Model comparison
GPT-4.1 vs Llama 3.1 Nemotron 51b Instruct
GPT-4.1 and Llama 3.1 Nemotron 51b Instruct score almost the same on the Noometry Index (35.9 vs 35.9), so choose on price, context window or the category you care about most.
Last verified . 12 shared benchmarks.
NVIDIASummary
- They share 12 benchmarks with published results for both. GPT-4.1 scores higher in 5 categories and Llama 3.1 Nemotron 51b Instruct in 3 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-4.1 leads 57.6 to 43.4.
- Llama 3.1 Nemotron 51b Instruct has downloadable open weights; the other is API-only.
Side by side
| GPT-4.1 | Llama 3.1 Nemotron 51b Instruct | |
|---|---|---|
| Provider | OpenAI | NVIDIA |
| Noometry Index | 35.9 | 35.9 |
| Released | 2025-04-14 | — |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 33K | — |
| Input $ / M tokens | $2 | — |
| Output $ / M tokens | $8 | — |
| Results tracked | 52 | 12 |
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Category by category
Coding Llama 3.1 Nemotron 51b Instruct leads
GPT-4.1: 34.4 (#238), Llama 3.1 Nemotron 51b Instruct: 35.6 (#222)
| Benchmark | GPT-4.1 | Llama 3.1 Nemotron 51b Instruct |
|---|---|---|
| LMArena Coding | 1391 | 1223 |
| SWE-bench Verified | 48.5% | — |
| SWE-bench Verified (bash only) | 39.6% | — |
| Aider Polyglot | 52.4% | — |
| WeirdML | 39% | — |
| CadEval | 42% | — |
| ALE-Bench | 558.1 | — |
Agentic & Tool Use Not comparable
GPT-4.1: 34.7 (#43), Llama 3.1 Nemotron 51b Instruct: —
| Benchmark | GPT-4.1 | Llama 3.1 Nemotron 51b Instruct |
|---|---|---|
| Berkeley Function Calling Leaderboard | 54% | — |
Reasoning Llama 3.1 Nemotron 51b Instruct leads
GPT-4.1: 11.7 (#339), Llama 3.1 Nemotron 51b Instruct: 23.5 (#177)
| Benchmark | GPT-4.1 | Llama 3.1 Nemotron 51b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1384 | 1203 |
| ARC-AGI-2 | 0.4% | — |
| SimpleBench | 27% | — |
| Kagi LLM Benchmark | 52.3% | — |
| ARC-AGI-1 | 5.5% | — |
| Chess Puzzles | 6% | — |
| EnigmaEval | 2.2% | — |
| DTBench | 68.3% | — |
| LMCA | 25.6% | — |
| Epoch Capabilities Index | 136.78 | — |
| ForecastBench | 61.5 | — |
Math Llama 3.1 Nemotron 51b Instruct leads
GPT-4.1: 22.3 (#280), Llama 3.1 Nemotron 51b Instruct: 34.6 (#193)
| Benchmark | GPT-4.1 | Llama 3.1 Nemotron 51b Instruct |
|---|---|---|
| LMArena Math | 1370 | 1230 |
| FrontierMath (Tiers 1-3) | 6% | — |
| OTIS Mock AIME 2024-2025 | 38.3% | — |
| Omni-MATH | 47.1% | — |
| MATH Level 5 | 83% | — |
| FrontierMath (Feb 2025 set) | 5.5% | — |
| FrontierMath Tier 4 (v1) | 0% | — |
Knowledge GPT-4.1 leads
GPT-4.1: 37.1 (#160), Llama 3.1 Nemotron 51b Instruct: 31.9 (#218)
| Benchmark | GPT-4.1 | Llama 3.1 Nemotron 51b Instruct |
|---|---|---|
| LMArena Expert | 1364 | 1167 |
| GPQA Diamond | 66.9% | — |
| Humanity's Last Exam | 5.4% | — |
| SimpleQA Verified | 31.1% | — |
| MMLU-Pro | 81.1% | — |
| Vectara Hallucination Rate | 5.6% | — |
| GPQA (HELM) | 65.9% | — |
Multimodal Not comparable
GPT-4.1: 38.2 (#67), Llama 3.1 Nemotron 51b Instruct: —
| Benchmark | GPT-4.1 | Llama 3.1 Nemotron 51b Instruct |
|---|---|---|
| LMArena Vision | 1211 | — |
| GeoBench | 72% | — |
Multilingual GPT-4.1 leads
GPT-4.1: 49.4 (#133), Llama 3.1 Nemotron 51b Instruct: 36.1 (#241)
| Benchmark | GPT-4.1 | Llama 3.1 Nemotron 51b Instruct |
|---|---|---|
| LMArena Non-English | 1370 | 1181 |
| LMArena Chinese | 1382 | 1180 |
| LMArena Russian | 1377 | 1187 |
| LMArena French | 1382 | — |
| LMArena German | 1381 | — |
| LMArena Japanese | 1319 | — |
| LMArena Korean | 1339 | — |
| LMArena Spanish | 1376 | — |
Instruction Following GPT-4.1 leads
GPT-4.1: 71.3 (#153), Llama 3.1 Nemotron 51b Instruct: 62.9 (#233)
| Benchmark | GPT-4.1 | Llama 3.1 Nemotron 51b Instruct |
|---|---|---|
| LMArena Instruction Following | 1367 | 1201 |
| IFEval | 83.8% | — |
Long Context GPT-4.1 leads
GPT-4.1: 40.0 (#163), Llama 3.1 Nemotron 51b Instruct: 36.5 (#230)
| Benchmark | GPT-4.1 | Llama 3.1 Nemotron 51b Instruct |
|---|---|---|
| LMArena Longer Query | 1385 | 1205 |
| Fiction.LiveBench | 63.9% | — |
Writing & Preference GPT-4.1 leads
GPT-4.1: 57.6 (#125), Llama 3.1 Nemotron 51b Instruct: 43.4 (#229)
| Benchmark | GPT-4.1 | Llama 3.1 Nemotron 51b Instruct |
|---|---|---|
| LMArena Text | 1383 | 1228 |
| LMArena Creative Writing | 1363 | 1213 |
| LMArena Multi-Turn | 1398 | 1227 |
| EQ-Bench Creative Writing | 1420 | — |
| WildBench | 85.4% | — |
Frequently asked questions
Is GPT-4.1 better than Llama 3.1 Nemotron 51b Instruct?
GPT-4.1 and Llama 3.1 Nemotron 51b Instruct score almost the same on the Noometry Index (35.9 vs 35.9), so choose on price, context window or the category you care about most.
Is GPT-4.1 or Llama 3.1 Nemotron 51b Instruct better for coding?
Llama 3.1 Nemotron 51b Instruct scores higher on coding benchmarks: 35.6 versus 34.4 in the Noometry coding category.
How many benchmarks do GPT-4.1 and Llama 3.1 Nemotron 51b Instruct share?
12 benchmarks have published results for both models. GPT-4.1 has 52 scored results on Noometry and Llama 3.1 Nemotron 51b Instruct has 12.