Claude Sonnet 4.6 vs Nemotron 3 Super 120B A12B

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

Claude Sonnet 4.6 is clearly ahead on the aggregate, 78 to 61. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Claude Sonnet 4.6's sharpest advantage is in multimodal & grounded, where it averages 91.9 against 60.4. The single biggest benchmark swing on the page is MMMU-Pro, 95 to 55.

Claude Sonnet 4.6 is also the more expensive model on tokens at $3.00 input / $15.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Nemotron 3 Super 120B A12B. That is roughly Infinityx on output cost alone. Nemotron 3 Super 120B A12B gives you the larger context window at 256K, compared with 200K for Claude Sonnet 4.6.

Quick Verdict

Pick Claude Sonnet 4.6 if you want the stronger benchmark profile. Nemotron 3 Super 120B A12B only becomes the better choice if you want the cheaper token bill or you need the larger 256K context window.

Agentic

Claude Sonnet 4.6

Claude Sonnet 4.6

71.1

Nemotron 3 Super 120B A12B

55.3

70
Terminal-Bench 2.0
55
77
BrowseComp
59
68
OSWorld-Verified
53

Coding

Claude Sonnet 4.6

Claude Sonnet 4.6

60

Nemotron 3 Super 120B A12B

44.2

93
HumanEval
59
69
SWE-bench Verified
46
54
LiveCodeBench
42
64
SWE-bench Pro
46

Multimodal & Grounded

Claude Sonnet 4.6

Claude Sonnet 4.6

91.9

Nemotron 3 Super 120B A12B

60.4

95
MMMU-Pro
55
88
OfficeQA Pro
67

Reasoning

Claude Sonnet 4.6

Claude Sonnet 4.6

87.6

Nemotron 3 Super 120B A12B

71.8

95
SimpleQA
64
93
MuSR
62
88
BBH
88
83
LongBench v2
77
79
MRCRv2
77

Knowledge

Claude Sonnet 4.6

Claude Sonnet 4.6

71.8

Nemotron 3 Super 120B A12B

55.8

99
MMLU
68
97
GPQA
67
95
SuperGPQA
65
93
OpenBookQA
63
83
MMLU-Pro
75
21
HLE
16
85
FrontierScience
66

Instruction Following

Claude Sonnet 4.6

Claude Sonnet 4.6

91

Nemotron 3 Super 120B A12B

86

91
IFEval
86

Multilingual

Claude Sonnet 4.6

Claude Sonnet 4.6

89.7

Nemotron 3 Super 120B A12B

81.5

91
MGSM
86
89
MMLU-ProX
79

Mathematics

Claude Sonnet 4.6

Claude Sonnet 4.6

94.1

Nemotron 3 Super 120B A12B

74.6

99
AIME 2023
67
99
AIME 2024
69
98
AIME 2025
68
95
HMMT Feb 2023
63
97
HMMT Feb 2024
65
96
HMMT Feb 2025
64
96
BRUMO 2025
66
91
MATH-500
85

Frequently Asked Questions

Which is better, Claude Sonnet 4.6 or Nemotron 3 Super 120B A12B?

Claude Sonnet 4.6 is ahead overall, 78 to 61. The biggest single separator in this matchup is MMMU-Pro, where the scores are 95 and 55.

Which is better for knowledge tasks, Claude Sonnet 4.6 or Nemotron 3 Super 120B A12B?

Claude Sonnet 4.6 has the edge for knowledge tasks in this comparison, averaging 71.8 versus 55.8. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Claude Sonnet 4.6 or Nemotron 3 Super 120B A12B?

Claude Sonnet 4.6 has the edge for coding in this comparison, averaging 60 versus 44.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Claude Sonnet 4.6 or Nemotron 3 Super 120B A12B?

Claude Sonnet 4.6 has the edge for math in this comparison, averaging 94.1 versus 74.6. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Claude Sonnet 4.6 or Nemotron 3 Super 120B A12B?

Claude Sonnet 4.6 has the edge for reasoning in this comparison, averaging 87.6 versus 71.8. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Claude Sonnet 4.6 or Nemotron 3 Super 120B A12B?

Claude Sonnet 4.6 has the edge for agentic tasks in this comparison, averaging 71.1 versus 55.3. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Claude Sonnet 4.6 or Nemotron 3 Super 120B A12B?

Claude Sonnet 4.6 has the edge for multimodal and grounded tasks in this comparison, averaging 91.9 versus 60.4. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Claude Sonnet 4.6 or Nemotron 3 Super 120B A12B?

Claude Sonnet 4.6 has the edge for instruction following in this comparison, averaging 91 versus 86. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Claude Sonnet 4.6 or Nemotron 3 Super 120B A12B?

Claude Sonnet 4.6 has the edge for multilingual tasks in this comparison, averaging 89.7 versus 81.5. Inside this category, MMLU-ProX is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

Weekly LLM Benchmark Digest

Get notified when new models drop, benchmark scores change, or the leaderboard shifts. One email per week.

Free. No spam. Unsubscribe anytime. We only store derived location metadata for consent routing.