Model comparison
Llama 3.1 Nemotron 51b Instruct vs Nova 2 Lite
Nova 2 Lite is the stronger model overall, scoring 39.0 to 35.2 on the Noometry Index.
Last verified . 12 shared benchmarks.
NVIDIASummary
- They share 12 benchmarks with published results for both. Llama 3.1 Nemotron 51b Instruct scores higher in 0 categories and Nova 2 Lite in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Nova 2 Lite leads 42.5 to 31.3.
- Llama 3.1 Nemotron 51b Instruct has downloadable open weights; the other is API-only.
Side by side
| Llama 3.1 Nemotron 51b Instruct | Nova 2 Lite | |
|---|---|---|
| Provider | NVIDIA | Amazon |
| Noometry Index | 35.2 | 39.0 |
| Released | — | 2025-12-01 |
| Weights | Open | Proprietary |
| Context window | — | 1M |
| Max output | — | 64K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $2.50 |
| Results tracked | 12 | 19 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Nova 2 Lite leads
Llama 3.1 Nemotron 51b Instruct: 35.0 (#219), Nova 2 Lite: 40.1 (#131)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2 Lite |
|---|---|---|
| LMArena Coding | 1223 | 1386 |
Agentic & Tool Use Not comparable
Llama 3.1 Nemotron 51b Instruct: —, Nova 2 Lite: 23.9 (#114)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2 Lite |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 27.1% |
Reasoning Nova 2 Lite leads
Llama 3.1 Nemotron 51b Instruct: 22.5 (#177), Nova 2 Lite: 26.4 (#120)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2 Lite |
|---|---|---|
| LMArena Hard Prompts | 1204 | 1364 |
Math Nova 2 Lite leads
Llama 3.1 Nemotron 51b Instruct: 32.0 (#189), Nova 2 Lite: 34.8 (#154)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2 Lite |
|---|---|---|
| LMArena Math | 1230 | 1359 |
Knowledge Nova 2 Lite leads
Llama 3.1 Nemotron 51b Instruct: 31.3 (#213), Nova 2 Lite: 42.5 (#88)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2 Lite |
|---|---|---|
| LMArena Expert | 1167 | 1360 |
| Vectara Hallucination Rate | — | 5.1% |
Multilingual Nova 2 Lite leads
Llama 3.1 Nemotron 51b Instruct: 36.3 (#236), Nova 2 Lite: 47.3 (#148)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2 Lite |
|---|---|---|
| LMArena Non-English | 1181 | 1337 |
| LMArena Chinese | 1179 | 1364 |
| LMArena Russian | 1186 | 1343 |
| LMArena French | — | 1381 |
| LMArena German | — | 1343 |
| LMArena Japanese | — | 1273 |
| LMArena Korean | — | 1284 |
| LMArena Spanish | — | 1372 |
Instruction Following Nova 2 Lite leads
Llama 3.1 Nemotron 51b Instruct: 63.2 (#228), Nova 2 Lite: 70.7 (#156)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2 Lite |
|---|---|---|
| LMArena Instruction Following | 1201 | 1335 |
Long Context Nova 2 Lite leads
Llama 3.1 Nemotron 51b Instruct: 36.5 (#225), Nova 2 Lite: 40.6 (#145)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2 Lite |
|---|---|---|
| LMArena Longer Query | 1205 | 1335 |
Writing & Preference Nova 2 Lite leads
Llama 3.1 Nemotron 51b Instruct: 43.5 (#224), Nova 2 Lite: 54.1 (#150)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2 Lite |
|---|---|---|
| LMArena Text | 1228 | 1362 |
| LMArena Creative Writing | 1213 | 1291 |
| LMArena Multi-Turn | 1227 | 1338 |
Frequently asked questions
Is Llama 3.1 Nemotron 51b Instruct better than Nova 2 Lite?
Nova 2 Lite is the stronger model overall, scoring 39.0 to 35.2 on the Noometry Index.
Is Llama 3.1 Nemotron 51b Instruct or Nova 2 Lite better for coding?
Nova 2 Lite scores higher on coding benchmarks: 40.1 versus 35.0 in the Noometry coding category.
How many benchmarks do Llama 3.1 Nemotron 51b Instruct and Nova 2 Lite share?
12 benchmarks have published results for both models. Llama 3.1 Nemotron 51b Instruct has 12 scored results on Noometry and Nova 2 Lite has 19.