Model comparison
GPT-5.4 nano vs Nemotron 4 340b Instruct
GPT-5.4 nano is the stronger model overall, scoring 41.9 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 nano scores higher in 8 categories and Nemotron 4 340b Instruct in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-5.4 nano leads 55.7 to 42.7.
- Nemotron 4 340b Instruct has downloadable open weights; the other is API-only.
Side by side
| GPT-5.4 nano | Nemotron 4 340b Instruct | |
|---|---|---|
| Provider | OpenAI | NVIDIA |
| Noometry Index | 41.9 | 35.9 |
| Released | 2026-03-17 | 2024-06-14 |
| Weights | Proprietary | Open |
| Context window | 400K | — |
| Max output | 128K | — |
| Input $ / M tokens | $0.20 | — |
| Output $ / M tokens | $1.25 | — |
| Results tracked | 40 | 17 |
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Category by category
Coding GPT-5.4 nano leads
GPT-5.4 nano: 43.6 (#84), Nemotron 4 340b Instruct: 35.2 (#228)
| Benchmark | GPT-5.4 nano | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Coding | 1405 | 1209 |
| SciCode | 46.9% | — |
| WeirdML | 49.2% | — |
| ALE-Bench | 1,005 | — |
Reasoning Too close to call
GPT-5.4 nano: 23.7 (#173), Nemotron 4 340b Instruct: 23.4 (#178)
| Benchmark | GPT-5.4 nano | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1381 | 1202 |
| ARC-AGI-2 | 5.7% | — |
| Kagi LLM Benchmark | 39.7% | — |
| ARC-AGI-1 | 51.5% | — |
| CritPt | 9.3% | — |
| Chess Puzzles | 30% | — |
| Mystery Game Puzzles | 9% | — |
| DTBench | 80.3% | — |
| LMCA | 36.9% | — |
| Epoch Capabilities Index | 145.81 | — |
| ForecastBench | 57.3 | — |
Math GPT-5.4 nano leads
GPT-5.4 nano: 40.9 (#88), Nemotron 4 340b Instruct: 34.3 (#195)
| Benchmark | GPT-5.4 nano | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Math | 1406 | 1216 |
| FrontierMath (Tiers 1-3) | 44.9% | — |
| FrontierMath Tier 4 | 12.2% | — |
| OTIS Mock AIME 2024-2025 | 87.8% | — |
| ProofBench | 5% | — |
| FrontierMath (Feb 2025 set) | 25.9% | — |
| FrontierMath Tier 4 (v1) | 6.3% | — |
Knowledge GPT-5.4 nano leads
GPT-5.4 nano: 41.9 (#103), Nemotron 4 340b Instruct: 32.0 (#216)
| Benchmark | GPT-5.4 nano | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Expert | 1396 | 1171 |
| GPQA Diamond | 78.5% | — |
| SimpleQA Verified | 11.7% | — |
| Vectara Hallucination Rate | 3.1% | — |
Multimodal Not comparable
GPT-5.4 nano: 36.7 (#78), Nemotron 4 340b Instruct: —
| Benchmark | GPT-5.4 nano | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Vision | 1196 | — |
Multilingual GPT-5.4 nano leads
GPT-5.4 nano: 48.6 (#140), Nemotron 4 340b Instruct: 37.9 (#233)
| Benchmark | GPT-5.4 nano | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Non-English | 1359 | 1206 |
| LMArena Chinese | 1392 | 1214 |
| LMArena French | 1396 | 1197 |
| LMArena German | 1367 | 1192 |
| LMArena Japanese | 1343 | 1128 |
| LMArena Korean | 1320 | 1148 |
| LMArena Russian | 1363 | 1219 |
| LMArena Spanish | 1371 | 1195 |
Instruction Following GPT-5.4 nano leads
GPT-5.4 nano: 71.9 (#144), Nemotron 4 340b Instruct: 63.1 (#232)
| Benchmark | GPT-5.4 nano | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Instruction Following | 1362 | 1203 |
Long Context GPT-5.4 nano leads
GPT-5.4 nano: 41.6 (#137), Nemotron 4 340b Instruct: 37.1 (#221)
| Benchmark | GPT-5.4 nano | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Longer Query | 1366 | 1225 |
Writing & Preference GPT-5.4 nano leads
GPT-5.4 nano: 55.7 (#142), Nemotron 4 340b Instruct: 42.7 (#233)
| Benchmark | GPT-5.4 nano | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Text | 1372 | 1225 |
| LMArena Creative Writing | 1314 | 1203 |
| LMArena Multi-Turn | 1382 | 1214 |
Frequently asked questions
Is GPT-5.4 nano better than Nemotron 4 340b Instruct?
GPT-5.4 nano is the stronger model overall, scoring 41.9 to 35.9 on the Noometry Index.
Is GPT-5.4 nano or Nemotron 4 340b Instruct better for coding?
GPT-5.4 nano scores higher on coding benchmarks: 43.6 versus 35.2 in the Noometry coding category.
How many benchmarks do GPT-5.4 nano and Nemotron 4 340b Instruct share?
17 benchmarks have published results for both models. GPT-5.4 nano has 40 scored results on Noometry and Nemotron 4 340b Instruct has 17.