Model comparison
Gemini 3.8 Flash vs Llama 3.1 Nemotron Ultra 253b v1
Gemini 3.8 Flash is the stronger model overall, scoring 61.8 to 36.7 on the Noometry Index.
Last verified . 10 shared benchmarks.
Google
NVIDIASummary
- They share 10 benchmarks with published results for both. Gemini 3.8 Flash scores higher in 8 categories and Llama 3.1 Nemotron Ultra 253b v1 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.8 Flash leads 76.9 to 26.3.
- Llama 3.1 Nemotron Ultra 253b v1 has downloadable open weights; the other is API-only.
Side by side
| Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 | |
|---|---|---|
| Provider | NVIDIA | |
| Noometry Index | 61.8 | 36.7 |
| Released | 2026-09-02 | — |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.75 | — |
| Output $ / M tokens | $3.75 | — |
| Results tracked | 50 | 11 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Gemini 3.8 Flash leads
Gemini 3.8 Flash: 59.2 (#15), Llama 3.1 Nemotron Ultra 253b v1: 38.4 (#177)
| Benchmark | Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 |
|---|---|---|
| LMArena Coding | 1510 | 1312 |
| DeepSWE | 73.8% | — |
| FrontierCode | 41.2% | — |
| CursorBench | 39.6% | — |
| LMArena WebDev | 1584 | — |
| FrontierSWE | 19.6% | — |
| SciCode | 56.6% | — |
| WeirdML | 84.8% | — |
| ALE-Bench | 1,270 | — |
Agentic & Tool Use Gemini 3.8 Flash leads
Gemini 3.8 Flash: 41.8 (#21), Llama 3.1 Nemotron Ultra 253b v1: 15.7 (#149)
| Benchmark | Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 |
|---|---|---|
| APEX-Agents | 64.3% | — |
| Berkeley Function Calling Leaderboard | — | 10% |
| Remote Labor Index | 5.8% | — |
| GDP.pdf | 23.4% | — |
| Vending-Bench 2 | 5,094 | — |
Reasoning Gemini 3.8 Flash leads
Gemini 3.8 Flash: 76.9 (#5), Llama 3.1 Nemotron Ultra 253b v1: 26.3 (#134)
| Benchmark | Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 |
|---|---|---|
| LMArena Hard Prompts | 1508 | 1316 |
| ARC-AGI-2 | 89.2% | — |
| NYT Connections (extended) | 97.4% | — |
| ARC-AGI-1 | 98.5% | — |
| CritPt | 18.3% | — |
| Chess Puzzles | 61% | — |
| Mystery Game Puzzles | 47% | — |
| DTBench | 95.7% | — |
| LMCA | 52.9% | — |
| Surface Evolver Bench | 76.9% | — |
| Epoch Capabilities Index | 156.71 | — |
Math Gemini 3.8 Flash leads
Gemini 3.8 Flash: 65.3 (#28), Llama 3.1 Nemotron Ultra 253b v1: 37.5 (#152)
| Benchmark | Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 |
|---|---|---|
| LMArena Math | 1528 | 1360 |
| FrontierMath (Tiers 1-3) | 68.4% | — |
| FrontierMath Tier 4 | 22% | — |
| OTIS Mock AIME 2024-2025 | 98.9% | — |
| ProofBench | 48% | — |
Knowledge Not comparable
Gemini 3.8 Flash: 74.8 (#2), Llama 3.1 Nemotron Ultra 253b v1: —
| Benchmark | Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 |
|---|---|---|
| GPQA Diamond | 95.4% | — |
| Humanity's Last Exam | 44.5% | — |
| SimpleQA Verified | 69.7% | — |
| LMArena Expert | 1524 | — |
Multimodal Not comparable
Gemini 3.8 Flash: 40.7 (#45), Llama 3.1 Nemotron Ultra 253b v1: —
| Benchmark | Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 |
|---|---|---|
| LMArena Vision | 1314 | — |
| Blueprint-Bench 2 | 38.6% | — |
| Furniture Assembly | 31.7% | — |
Multilingual Gemini 3.8 Flash leads
Gemini 3.8 Flash: 58.0 (#5), Llama 3.1 Nemotron Ultra 253b v1: 43.1 (#187)
| Benchmark | Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 |
|---|---|---|
| LMArena Non-English | 1491 | 1282 |
| LMArena Russian | 1515 | 1284 |
| LMArena Chinese | 1554 | — |
| LMArena French | 1498 | — |
| LMArena German | 1493 | — |
| LMArena Japanese | 1502 | — |
| LMArena Korean | 1459 | — |
| LMArena Spanish | 1485 | — |
Instruction Following Gemini 3.8 Flash leads
Gemini 3.8 Flash: 78.0 (#13), Llama 3.1 Nemotron Ultra 253b v1: 69.0 (#178)
| Benchmark | Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 |
|---|---|---|
| LMArena Instruction Following | 1490 | 1308 |
Long Context Gemini 3.8 Flash leads
Gemini 3.8 Flash: 46.3 (#24), Llama 3.1 Nemotron Ultra 253b v1: 39.5 (#177)
| Benchmark | Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 |
|---|---|---|
| LMArena Longer Query | 1508 | 1299 |
Writing & Preference Gemini 3.8 Flash leads
Gemini 3.8 Flash: 72.2 (#15), Llama 3.1 Nemotron Ultra 253b v1: 52.2 (#175)
| Benchmark | Gemini 3.8 Flash | Llama 3.1 Nemotron Ultra 253b v1 |
|---|---|---|
| LMArena Text | 1499 | 1320 |
| LMArena Creative Writing | 1492 | 1314 |
| LMArena Multi-Turn | 1501 | 1317 |
| EQ-Bench Creative Writing | 1748 | — |
Frequently asked questions
Is Gemini 3.8 Flash better than Llama 3.1 Nemotron Ultra 253b v1?
Gemini 3.8 Flash is the stronger model overall, scoring 61.8 to 36.7 on the Noometry Index.
Is Gemini 3.8 Flash or Llama 3.1 Nemotron Ultra 253b v1 better for coding?
Gemini 3.8 Flash scores higher on coding benchmarks: 59.2 versus 38.4 in the Noometry coding category.
How many benchmarks do Gemini 3.8 Flash and Llama 3.1 Nemotron Ultra 253b v1 share?
10 benchmarks have published results for both models. Gemini 3.8 Flash has 50 scored results on Noometry and Llama 3.1 Nemotron Ultra 253b v1 has 11.