Model comparison
Llama 3.1 Nemotron 51b Instruct vs Nvidia Llama 3.3 Nemotron Super 49b v1.5
Nvidia Llama 3.3 Nemotron Super 49b v1.5 is the stronger model overall, scoring 40.3 to 35.9 on the Noometry Index.
Last verified . 11 shared benchmarks.
NVIDIASummary
- They share 11 benchmarks with published results for both. Llama 3.1 Nemotron 51b Instruct scores higher in 0 categories and Nvidia Llama 3.3 Nemotron Super 49b v1.5 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Nvidia Llama 3.3 Nemotron Super 49b v1.5 leads 53.1 to 43.4.
Side by side
| Llama 3.1 Nemotron 51b Instruct | Nvidia Llama 3.3 Nemotron Super 49b v1.5 | |
|---|---|---|
| Provider | NVIDIA | NVIDIA |
| Noometry Index | 35.9 | 40.3 |
| Released | — | 2025-07-25 |
| Weights | Open | Open |
| Context window | — | 131K |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.40 |
| Output $ / M tokens | — | $0.40 |
| Results tracked | 12 | 12 |
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Category by category
Coding Nvidia Llama 3.3 Nemotron Super 49b v1.5 leads
Llama 3.1 Nemotron 51b Instruct: 35.6 (#222), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 39.8 (#154)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nvidia Llama 3.3 Nemotron Super 49b v1.5 |
|---|---|---|
| LMArena Coding | 1223 | 1355 |
Reasoning Nvidia Llama 3.3 Nemotron Super 49b v1.5 leads
Llama 3.1 Nemotron 51b Instruct: 23.5 (#177), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 26.8 (#128)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nvidia Llama 3.3 Nemotron Super 49b v1.5 |
|---|---|---|
| LMArena Hard Prompts | 1203 | 1336 |
Math Nvidia Llama 3.3 Nemotron Super 49b v1.5 leads
Llama 3.1 Nemotron 51b Instruct: 34.6 (#193), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 38.2 (#141)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nvidia Llama 3.3 Nemotron Super 49b v1.5 |
|---|---|---|
| LMArena Math | 1230 | 1392 |
Knowledge Nvidia Llama 3.3 Nemotron Super 49b v1.5 leads
Llama 3.1 Nemotron 51b Instruct: 31.9 (#218), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 36.7 (#165)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nvidia Llama 3.3 Nemotron Super 49b v1.5 |
|---|---|---|
| LMArena Expert | 1167 | 1330 |
Multilingual Nvidia Llama 3.3 Nemotron Super 49b v1.5 leads
Llama 3.1 Nemotron 51b Instruct: 36.1 (#241), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 45.5 (#168)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nvidia Llama 3.3 Nemotron Super 49b v1.5 |
|---|---|---|
| LMArena Non-English | 1181 | 1316 |
| LMArena Russian | 1187 | 1332 |
| LMArena Chinese | 1180 | — |
| LMArena Japanese | — | 1300 |
Instruction Following Nvidia Llama 3.3 Nemotron Super 49b v1.5 leads
Llama 3.1 Nemotron 51b Instruct: 62.9 (#233), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 68.6 (#188)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nvidia Llama 3.3 Nemotron Super 49b v1.5 |
|---|---|---|
| LMArena Instruction Following | 1201 | 1299 |
Long Context Nvidia Llama 3.3 Nemotron Super 49b v1.5 leads
Llama 3.1 Nemotron 51b Instruct: 36.5 (#230), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 40.0 (#164)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nvidia Llama 3.3 Nemotron Super 49b v1.5 |
|---|---|---|
| LMArena Longer Query | 1205 | 1315 |
Writing & Preference Nvidia Llama 3.3 Nemotron Super 49b v1.5 leads
Llama 3.1 Nemotron 51b Instruct: 43.4 (#229), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 53.1 (#159)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nvidia Llama 3.3 Nemotron Super 49b v1.5 |
|---|---|---|
| LMArena Text | 1228 | 1338 |
| LMArena Creative Writing | 1213 | 1307 |
| LMArena Multi-Turn | 1227 | 1334 |
Frequently asked questions
Is Llama 3.1 Nemotron 51b Instruct better than Nvidia Llama 3.3 Nemotron Super 49b v1.5?
Nvidia Llama 3.3 Nemotron Super 49b v1.5 is the stronger model overall, scoring 40.3 to 35.9 on the Noometry Index.
Is Llama 3.1 Nemotron 51b Instruct or Nvidia Llama 3.3 Nemotron Super 49b v1.5 better for coding?
Nvidia Llama 3.3 Nemotron Super 49b v1.5 scores higher on coding benchmarks: 39.8 versus 35.6 in the Noometry coding category.
How many benchmarks do Llama 3.1 Nemotron 51b Instruct and Nvidia Llama 3.3 Nemotron Super 49b v1.5 share?
11 benchmarks have published results for both models. Llama 3.1 Nemotron 51b Instruct has 12 scored results on Noometry and Nvidia Llama 3.3 Nemotron Super 49b v1.5 has 12.
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