Model comparison
Llama2 70b Steerlm Chat vs Muse Spark 1.2
Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 31.8 on the Noometry Index.
Last verified . 9 shared benchmarks.
NVIDIA
MetaSummary
- They share 9 benchmarks with published results for both. Llama2 70b Steerlm Chat scores higher in 0 categories and Muse Spark 1.2 in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Muse Spark 1.2 leads 72.3 to 31.6.
- Llama2 70b Steerlm Chat has downloadable open weights; the other is API-only.
Side by side
| Llama2 70b Steerlm Chat | Muse Spark 1.2 | |
|---|---|---|
| Provider | NVIDIA | Meta |
| Noometry Index | 31.8 | 50.3 |
| Released | — | 2026-08-05 |
| Weights | Open | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $1.25 |
| Output $ / M tokens | — | $4.25 |
| Results tracked | 9 | 31 |
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Category by category
Coding Muse Spark 1.2 leads
Llama2 70b Steerlm Chat: 29.9 (#300), Muse Spark 1.2: 49.2 (#51)
| Benchmark | Llama2 70b Steerlm Chat | Muse Spark 1.2 |
|---|---|---|
| LMArena Coding | 1025 | 1495 |
| DeepSWE | — | 54.9% |
| LMArena WebDev | — | 1533 |
| FrontierSWE | — | 12% |
| SciCode | — | 56.4% |
| WeirdML | — | 60.3% |
Agentic & Tool Use Not comparable
Llama2 70b Steerlm Chat: —, Muse Spark 1.2: 29.4 (#87)
| Benchmark | Llama2 70b Steerlm Chat | Muse Spark 1.2 |
|---|---|---|
| APEX-Agents | — | 36.4% |
| GDP.pdf | — | 16% |
Reasoning Muse Spark 1.2 leads
Llama2 70b Steerlm Chat: 20.0 (#246), Muse Spark 1.2: 51.3 (#34)
| Benchmark | Llama2 70b Steerlm Chat | Muse Spark 1.2 |
|---|---|---|
| LMArena Hard Prompts | 1047 | 1486 |
| SimpleBench | — | 74.5% |
| NYT Connections (extended) | — | 79.2% |
| CritPt | — | 17.7% |
| DTBench | — | 94.7% |
| LMCA | — | 48.4% |
| Epoch Capabilities Index | — | 154.87 |
Math Muse Spark 1.2 leads
Llama2 70b Steerlm Chat: 31.3 (#226), Muse Spark 1.2: 46.4 (#70)
| Benchmark | Llama2 70b Steerlm Chat | Muse Spark 1.2 |
|---|---|---|
| LMArena Math | 1072 | 1471 |
| ProofBench | — | 43% |
Knowledge Not comparable
Llama2 70b Steerlm Chat: —, Muse Spark 1.2: 54.1 (#53)
| Benchmark | Llama2 70b Steerlm Chat | Muse Spark 1.2 |
|---|---|---|
| SimpleQA Verified | — | 60.3% |
| LMArena Expert | — | 1480 |
Multimodal Not comparable
Llama2 70b Steerlm Chat: —, Muse Spark 1.2: 43.4 (#25)
| Benchmark | Llama2 70b Steerlm Chat | Muse Spark 1.2 |
|---|---|---|
| LMArena Vision | — | 1305 |
Multilingual Muse Spark 1.2 leads
Llama2 70b Steerlm Chat: 28.8 (#270), Muse Spark 1.2: 57.1 (#11)
| Benchmark | Llama2 70b Steerlm Chat | Muse Spark 1.2 |
|---|---|---|
| LMArena Non-English | 1063 | 1478 |
| LMArena Chinese | — | 1511 |
| LMArena French | — | 1513 |
| LMArena Russian | — | 1487 |
| LMArena Spanish | — | 1498 |
Instruction Following Muse Spark 1.2 leads
Llama2 70b Steerlm Chat: 54.2 (#279), Muse Spark 1.2: 76.7 (#36)
| Benchmark | Llama2 70b Steerlm Chat | Muse Spark 1.2 |
|---|---|---|
| LMArena Instruction Following | 1060 | 1461 |
Long Context Muse Spark 1.2 leads
Llama2 70b Steerlm Chat: 30.4 (#288), Muse Spark 1.2: 45.2 (#48)
| Benchmark | Llama2 70b Steerlm Chat | Muse Spark 1.2 |
|---|---|---|
| LMArena Longer Query | 998 | 1475 |
Writing & Preference Muse Spark 1.2 leads
Llama2 70b Steerlm Chat: 31.6 (#283), Muse Spark 1.2: 72.3 (#14)
| Benchmark | Llama2 70b Steerlm Chat | Muse Spark 1.2 |
|---|---|---|
| LMArena Text | 1098 | 1482 |
| LMArena Creative Writing | 1091 | 1449 |
| LMArena Multi-Turn | 1058 | 1494 |
| EQ-Bench Creative Writing | — | 1840 |
Frequently asked questions
Is Llama2 70b Steerlm Chat better than Muse Spark 1.2?
Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 31.8 on the Noometry Index.
Is Llama2 70b Steerlm Chat or Muse Spark 1.2 better for coding?
Muse Spark 1.2 scores higher on coding benchmarks: 49.2 versus 29.9 in the Noometry coding category.
How many benchmarks do Llama2 70b Steerlm Chat and Muse Spark 1.2 share?
9 benchmarks have published results for both models. Llama2 70b Steerlm Chat has 9 scored results on Noometry and Muse Spark 1.2 has 31.