Model comparison
GPT-5.4 vs Nemotron 4 340b Instruct
GPT-5.4 is the stronger model overall, scoring 59.4 to 35.9 on the Noometry Index.
Last verified . 17 shared benchmarks.
NVIDIASummary
- They share 17 benchmarks with published results for both. GPT-5.4 scores higher in 8 categories and Nemotron 4 340b Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where GPT-5.4 leads 73.5 to 34.3.
- Nemotron 4 340b Instruct has downloadable open weights; the other is API-only.
Side by side
| GPT-5.4 | Nemotron 4 340b Instruct | |
|---|---|---|
| Provider | OpenAI | NVIDIA |
| Noometry Index | 59.4 | 35.9 |
| Released | 2026-03-05 | 2024-06-14 |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 128K | — |
| Input $ / M tokens | $2.50 | — |
| Output $ / M tokens | $15 | — |
| Results tracked | 68 | 17 |
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Category by category
Coding GPT-5.4 leads
GPT-5.4: 52.6 (#33), Nemotron 4 340b Instruct: 35.2 (#228)
| Benchmark | GPT-5.4 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Coding | 1497 | 1209 |
| SWE-bench Verified | 76.9% | — |
| DeepSWE | 51.8% | — |
| LMArena WebDev | 1465 | — |
| SciCode | 56.6% | — |
| GSO | 31.4% | — |
| WeirdML | 77.7% | — |
| MirrorCode | 15.6% | — |
| ALE-Bench | 1,607 | — |
| AlgoTune | 1.85 | — |
Agentic & Tool Use Not comparable
GPT-5.4: 46.5 (#13), Nemotron 4 340b Instruct: —
| Benchmark | GPT-5.4 | Nemotron 4 340b Instruct |
|---|---|---|
| Terminal-Bench | 81.8% | — |
| APEX-Agents | 52.4% | — |
| τ²-bench Banking | 39.4% | — |
| DeepResearch Bench | 35.1% | — |
| PostTrainBench | 19% | — |
| GBAEval | 45.1% | — |
| LMArena Search | 1197 | — |
| METR Time Horizons | 74.3% | — |
| Vending-Bench 2 | 6,144 | — |
Reasoning GPT-5.4 leads
GPT-5.4: 61.8 (#19), Nemotron 4 340b Instruct: 23.4 (#178)
| Benchmark | GPT-5.4 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1485 | 1202 |
| ARC-AGI-2 | 74% | — |
| Kagi LLM Benchmark | 63.8% | — |
| NYT Connections (extended) | 91.3% | — |
| ARC-AGI-1 | 93.7% | — |
| CritPt | 23.4% | — |
| Chess Puzzles | 44% | — |
| EnigmaEval | 16% | — |
| Thematic Generalization | 80% | — |
| EBR-Bench | 25.4% | — |
| Mystery Game Puzzles | 37% | — |
| DTBench | 94.4% | — |
| LMCA | 52% | — |
| Epoch Capabilities Index | 156.81 | — |
| ForecastBench | 59.5 | — |
Math GPT-5.4 leads
GPT-5.4: 73.5 (#19), Nemotron 4 340b Instruct: 34.3 (#195)
| Benchmark | GPT-5.4 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Math | 1488 | 1216 |
| FrontierMath (Tiers 1-3) | 78.6% | — |
| FrontierMath Tier 4 | 49% | — |
| MathArena Final-Answer Competitions | 83.1% | — |
| OTIS Mock AIME 2024-2025 | 97.8% | — |
| ProofBench | 56% | — |
| FrontierMath (Feb 2025 set) | 47.6% | — |
| FrontierMath Tier 4 (v1) | 27.1% | — |
Knowledge GPT-5.4 leads
GPT-5.4: 65.3 (#14), Nemotron 4 340b Instruct: 32.0 (#216)
| Benchmark | GPT-5.4 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Expert | 1507 | 1171 |
| GPQA Diamond | 93.3% | — |
| Humanity's Last Exam | 36.2% | — |
| SimpleQA Verified | 45.1% | — |
| Vectara Hallucination Rate | 7% | — |
Multimodal Not comparable
GPT-5.4: 43.7 (#20), Nemotron 4 340b Instruct: —
| Benchmark | GPT-5.4 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Vision | 1303 | — |
| Blueprint-Bench 2 | 27.1% | — |
| Furniture Assembly | 37.5% | — |
| LMArena Document | 1471 | — |
Multilingual GPT-5.4 leads
GPT-5.4: 56.2 (#23), Nemotron 4 340b Instruct: 37.9 (#233)
| Benchmark | GPT-5.4 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Non-English | 1465 | 1206 |
| LMArena Chinese | 1519 | 1214 |
| LMArena French | 1493 | 1197 |
| LMArena German | 1472 | 1192 |
| LMArena Japanese | 1485 | 1128 |
| LMArena Korean | 1448 | 1148 |
| LMArena Russian | 1480 | 1219 |
| LMArena Spanish | 1454 | 1195 |
Instruction Following GPT-5.4 leads
GPT-5.4: 77.1 (#27), Nemotron 4 340b Instruct: 63.1 (#232)
| Benchmark | GPT-5.4 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Instruction Following | 1469 | 1203 |
Long Context GPT-5.4 leads
GPT-5.4: 50.3 (#8), Nemotron 4 340b Instruct: 37.1 (#221)
| Benchmark | GPT-5.4 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Longer Query | 1473 | 1225 |
| CL-bench | 27.9% | — |
| CL-bench Life | 21.7% | — |
Writing & Preference GPT-5.4 leads
GPT-5.4: 71.9 (#17), Nemotron 4 340b Instruct: 42.7 (#233)
| Benchmark | GPT-5.4 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Text | 1469 | 1225 |
| LMArena Creative Writing | 1439 | 1203 |
| LMArena Multi-Turn | 1482 | 1214 |
| EQ-Bench Creative Writing | 1840 | — |
| EQ-Bench 4 | 1272 | — |
Frequently asked questions
Is GPT-5.4 better than Nemotron 4 340b Instruct?
GPT-5.4 is the stronger model overall, scoring 59.4 to 35.9 on the Noometry Index.
Is GPT-5.4 or Nemotron 4 340b Instruct better for coding?
GPT-5.4 scores higher on coding benchmarks: 52.6 versus 35.2 in the Noometry coding category.
How many benchmarks do GPT-5.4 and Nemotron 4 340b Instruct share?
17 benchmarks have published results for both models. GPT-5.4 has 68 scored results on Noometry and Nemotron 4 340b Instruct has 17.