Step 3.5 Flash vs Nemotron 3 Nano 30B

Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.

Step 3.5 Flash is clearly ahead on the aggregate, 66 to 45. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Step 3.5 Flash's sharpest advantage is in coding, where it averages 47.1 against 22. The single biggest benchmark swing on the page is MuSR, 82 to 52.

Step 3.5 Flash gives you the larger context window at 256K, compared with 32K for Nemotron 3 Nano 30B.

Quick Verdict

Pick Step 3.5 Flash if you want the stronger benchmark profile. Nemotron 3 Nano 30B only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Agentic

Step 3.5 Flash

Step 3.5 Flash

60.2

Nemotron 3 Nano 30B

39.6

62
Terminal-Bench 2.0
38
66
BrowseComp
43
54
OSWorld-Verified
39

Coding

Step 3.5 Flash

Step 3.5 Flash

47.1

Nemotron 3 Nano 30B

22

77
HumanEval
49
48
SWE-bench Verified
26
45
LiveCodeBench
16
49
SWE-bench Pro
27

Multimodal & Grounded

Step 3.5 Flash

Step 3.5 Flash

66.7

Nemotron 3 Nano 30B

45.2

64
MMMU-Pro
38
70
OfficeQA Pro
54

Reasoning

Step 3.5 Flash

Step 3.5 Flash

78.3

Nemotron 3 Nano 30B

54

82
SimpleQA
54
82
MuSR
52
83
BBH
72
74
LongBench v2
51
73
MRCRv2
51

Knowledge

Step 3.5 Flash

Step 3.5 Flash

60.8

Nemotron 3 Nano 30B

43.8

84
MMLU
57
83
GPQA
56
81
SuperGPQA
54
79
OpenBookQA
52
76
MMLU-Pro
65
12
HLE
1
71
FrontierScience
54

Instruction Following

Step 3.5 Flash

Step 3.5 Flash

87

Nemotron 3 Nano 30B

78

87
IFEval
78

Multilingual

Step 3.5 Flash

Step 3.5 Flash

82.8

Nemotron 3 Nano 30B

71.8

86
MGSM
75
81
MMLU-ProX
70

Mathematics

Step 3.5 Flash

Step 3.5 Flash

84.5

Nemotron 3 Nano 30B

63.7

85
AIME 2023
57
87
AIME 2024
59
86
AIME 2025
58
81
HMMT Feb 2023
53
83
HMMT Feb 2024
55
82
HMMT Feb 2025
54
84
BRUMO 2025
56
85
MATH-500
73

Frequently Asked Questions

Which is better, Step 3.5 Flash or Nemotron 3 Nano 30B?

Step 3.5 Flash is ahead overall, 66 to 45. The biggest single separator in this matchup is MuSR, where the scores are 82 and 52.

Which is better for knowledge tasks, Step 3.5 Flash or Nemotron 3 Nano 30B?

Step 3.5 Flash has the edge for knowledge tasks in this comparison, averaging 60.8 versus 43.8. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Step 3.5 Flash or Nemotron 3 Nano 30B?

Step 3.5 Flash has the edge for coding in this comparison, averaging 47.1 versus 22. Inside this category, LiveCodeBench is the benchmark that creates the most daylight between them.

Which is better for math, Step 3.5 Flash or Nemotron 3 Nano 30B?

Step 3.5 Flash has the edge for math in this comparison, averaging 84.5 versus 63.7. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Step 3.5 Flash or Nemotron 3 Nano 30B?

Step 3.5 Flash has the edge for reasoning in this comparison, averaging 78.3 versus 54. Inside this category, MuSR is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Step 3.5 Flash or Nemotron 3 Nano 30B?

Step 3.5 Flash has the edge for agentic tasks in this comparison, averaging 60.2 versus 39.6. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Step 3.5 Flash or Nemotron 3 Nano 30B?

Step 3.5 Flash has the edge for multimodal and grounded tasks in this comparison, averaging 66.7 versus 45.2. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Step 3.5 Flash or Nemotron 3 Nano 30B?

Step 3.5 Flash has the edge for instruction following in this comparison, averaging 87 versus 78. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Step 3.5 Flash or Nemotron 3 Nano 30B?

Step 3.5 Flash has the edge for multilingual tasks in this comparison, averaging 82.8 versus 71.8. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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