# Nemotron 3.5 Bolt 74B-A9B BF16 vs Beam 1.0 501B-A23B

> Side-by-side benchmark comparison for Nemotron 3.5 Bolt 74B-A9B BF16 and Beam 1.0 501B-A23B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/nemotron-3-5-bolt-74b-a9b-bf16-vs-reflection-beam
- Last updated: October 16, 2026

- Shared sourced benchmarks: 6
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick Beam 1.0 501B-A23B if you want the stronger benchmark profile. Nemotron 3.5 Bolt 74B-A9B BF16 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Beam 1.0 501B-A23B leads overall 73 to 60.
- The clearest category separation is in reasoning, where the averages are 72.1 for Nemotron 3.5 Bolt 74B-A9B BF16 and 79.6 for Beam 1.0 501B-A23B.
- The biggest single benchmark swing is Terminal-Bench 2.1 in Agentic, with scores of 53.9% and 80.1%.
- Beam 1.0 501B-A23B also has the larger context window at 1M.

## Model Snapshot

| Property | Nemotron 3.5 Bolt 74B-A9B BF16 | Beam 1.0 501B-A23B |
|----------|----------|----------|
| Creator | NVIDIA | Reflection AI |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 256K | 1M |
| Overall Score | null | null |
| Benchmarks Covered | 8 | 19 |
| Pricing (input/output) | Pricing unavailable / Pricing unavailable | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: Coming soon
- Beam 1.0 501B-A23B public-lane score: Coming soon

| Benchmark | Nemotron 3.5 Bolt 74B-A9B BF16 | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 53.9% | 80.1% | Beam 1.0 501B-A23B |
| τ³-bench results | 17.0% | 36.1% | Beam 1.0 501B-A23B |
| BrowseComp | 70% | 76.8% | Beam 1.0 501B-A23B |
| PinchBench | 90.3% | Coming soon | Coming soon |
| MCP Atlas | 55.6% | 80.8% | Beam 1.0 501B-A23B |
| WebArena | 50.3% | Coming soon | Coming soon |
| HLE w/ tools | Coming soon | 51.1% | Coming soon |
| DeepSearchQA | Coming soon | 80.5% | Coming soon |

### Coding

- Winner: Not comparable
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: Coming soon
- Beam 1.0 501B-A23B public-lane score: Coming soon

| Benchmark | Nemotron 3.5 Bolt 74B-A9B BF16 | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | Coming soon | 43.3% | Coming soon |
| SWE-bench Pro | Coming soon | 66.1% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 80.1% | Coming soon |
| SWE-Atlas Codebase QnA | Coming soon | 31.8% | Coming soon |
| SWE Multilingual | Coming soon | 78.3% | Coming soon |
| SWE-bench Verified | Coming soon | 81.6% | Coming soon |
| SciCode | Coming soon | 49.2% | Coming soon |

### Reasoning

- Winner: Not comparable
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: 72.1 (Unranked · 1 rankable row)
- Beam 1.0 501B-A23B public-lane score: 79.6 (Unranked · 2 rankable rows)

| Benchmark | Nemotron 3.5 Bolt 74B-A9B BF16 | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| CritPt | Coming soon | 16.3% | Coming soon |
| LongBench v2 | Coming soon | 67.5% | Coming soon |

### Knowledge

- Winner: Not comparable
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: Coming soon
- Beam 1.0 501B-A23B public-lane score: Coming soon

| Benchmark | Nemotron 3.5 Bolt 74B-A9B BF16 | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | 88.8% | 90.6% | Beam 1.0 501B-A23B |
| HLE w/o tools | 28.7% | 36% | Beam 1.0 501B-A23B |

### Instruction Following

- Winner: Not comparable
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: Coming soon
- Beam 1.0 501B-A23B public-lane score: Coming soon

| Benchmark | Nemotron 3.5 Bolt 74B-A9B BF16 | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| IFBench | Coming soon | 79.6% | Coming soon |

### Mathematics

- Winner: Not comparable
- Nemotron 3.5 Bolt 74B-A9B BF16 public-lane score: Coming soon
- Beam 1.0 501B-A23B public-lane score: Coming soon

| Benchmark | Nemotron 3.5 Bolt 74B-A9B BF16 | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | Coming soon | 97.7% | Coming soon |

## FAQ

### Which is better overall, Nemotron 3.5 Bolt 74B-A9B BF16 or Beam 1.0 501B-A23B?

Beam 1.0 501B-A23B is ahead overall on BenchLM right now.

### Where is the biggest gap between Nemotron 3.5 Bolt 74B-A9B BF16 and Beam 1.0 501B-A23B?

The widest category gap is in reasoning, where the averages are 72.1 for Nemotron 3.5 Bolt 74B-A9B BF16 and 79.6 for Beam 1.0 501B-A23B.

### How many benchmarks does Nemotron 3.5 Bolt 74B-A9B BF16 cover on BenchLM?

Nemotron 3.5 Bolt 74B-A9B BF16 currently has 8 sourced benchmark scores on BenchLM.

### How many benchmarks does Beam 1.0 501B-A23B cover on BenchLM?

Beam 1.0 501B-A23B currently has 19 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Nemotron 3.5 Bolt 74B-A9B BF16 vs Nemotron 3.5 Bolt 74B-A9B](/compare/nemotron-3-5-bolt-74b-a9b-vs-nemotron-3-5-bolt-74b-a9b-bf16)
- [Beam 1.0 501B-A23B vs Nemotron 3.5 Bolt 74B-A9B](/compare/nemotron-3-5-bolt-74b-a9b-vs-reflection-beam)
- [Nemotron 3.5 Bolt 74B-A9B BF16 vs Beam 1.0 501B-A23B FP8](/compare/nemotron-3-5-bolt-74b-a9b-bf16-vs-reflection-beam-fp8)
- [Beam 1.0 501B-A23B vs Beam 1.0 501B-A23B FP8](/compare/reflection-beam-vs-reflection-beam-fp8)

## Explore More

- [Nemotron 3.5 Bolt 74B-A9B BF16 profile](/models/nemotron-3-5-bolt-74b-a9b-bf16)
- [Beam 1.0 501B-A23B profile](/models/reflection-beam)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)