Nemotron 3 Super 120B A12B vs Nemotron Ultra 253B

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

Nemotron 3 Super 120B A12B is clearly ahead on the aggregate, 61 to 48. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Nemotron 3 Super 120B A12B's sharpest advantage is in reasoning, where it averages 71.8 against 53.3. The single biggest benchmark swing on the page is LongBench v2, 77 to 55.

Nemotron Ultra 253B is the reasoning model in the pair, while Nemotron 3 Super 120B A12B is not. That usually helps on harder chain-of-thought-heavy tests, but it can also mean more latency and more token spend in real use. Nemotron 3 Super 120B A12B gives you the larger context window at 256K, compared with 32K for Nemotron Ultra 253B.

Quick Verdict

Pick Nemotron 3 Super 120B A12B if you want the stronger benchmark profile. Nemotron Ultra 253B only becomes the better choice if you want the stronger reasoning-first profile.

Agentic

Nemotron 3 Super 120B A12B

Nemotron 3 Super 120B A12B

55.3

Nemotron Ultra 253B

46.7

55
Terminal-Bench 2.0
46
59
BrowseComp
50
53
OSWorld-Verified
45

Coding

Nemotron 3 Super 120B A12B

Nemotron 3 Super 120B A12B

44.2

Nemotron Ultra 253B

33.7

59
HumanEval
41
46
SWE-bench Verified
31
42
LiveCodeBench
30
46
SWE-bench Pro
38

Multimodal & Grounded

Nemotron 3 Super 120B A12B

Nemotron 3 Super 120B A12B

60.4

Nemotron Ultra 253B

44.7

55
MMMU-Pro
37
67
OfficeQA Pro
54

Reasoning

Nemotron 3 Super 120B A12B

Nemotron 3 Super 120B A12B

71.8

Nemotron Ultra 253B

53.3

64
SimpleQA
47
62
MuSR
45
88
BBH
77
77
LongBench v2
55
77
MRCRv2
56

Knowledge

Nemotron 3 Super 120B A12B

Nemotron 3 Super 120B A12B

55.8

Nemotron Ultra 253B

42.4

68
MMLU
49
67
GPQA
48
65
SuperGPQA
46
63
OpenBookQA
44
75
MMLU-Pro
63
16
HLE
11
66
FrontierScience
49

Instruction Following

Nemotron 3 Super 120B A12B

Nemotron 3 Super 120B A12B

86

Nemotron Ultra 253B

78

86
IFEval
78

Multilingual

Nemotron 3 Super 120B A12B

Nemotron 3 Super 120B A12B

81.5

Nemotron Ultra 253B

70.1

86
MGSM
74
79
MMLU-ProX
68

Mathematics

Nemotron 3 Super 120B A12B

Nemotron 3 Super 120B A12B

74.6

Nemotron Ultra 253B

59.7

67
AIME 2023
49
69
AIME 2024
51
68
AIME 2025
50
63
HMMT Feb 2023
45
65
HMMT Feb 2024
47
64
HMMT Feb 2025
46
66
BRUMO 2025
48
85
MATH-500
74

Frequently Asked Questions

Which is better, Nemotron 3 Super 120B A12B or Nemotron Ultra 253B?

Nemotron 3 Super 120B A12B is ahead overall, 61 to 48. The biggest single separator in this matchup is LongBench v2, where the scores are 77 and 55.

Which is better for knowledge tasks, Nemotron 3 Super 120B A12B or Nemotron Ultra 253B?

Nemotron 3 Super 120B A12B has the edge for knowledge tasks in this comparison, averaging 55.8 versus 42.4. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Nemotron 3 Super 120B A12B or Nemotron Ultra 253B?

Nemotron 3 Super 120B A12B has the edge for coding in this comparison, averaging 44.2 versus 33.7. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Nemotron 3 Super 120B A12B or Nemotron Ultra 253B?

Nemotron 3 Super 120B A12B has the edge for math in this comparison, averaging 74.6 versus 59.7. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Nemotron 3 Super 120B A12B or Nemotron Ultra 253B?

Nemotron 3 Super 120B A12B has the edge for reasoning in this comparison, averaging 71.8 versus 53.3. Inside this category, LongBench v2 is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Nemotron 3 Super 120B A12B or Nemotron Ultra 253B?

Nemotron 3 Super 120B A12B has the edge for agentic tasks in this comparison, averaging 55.3 versus 46.7. 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, Nemotron 3 Super 120B A12B or Nemotron Ultra 253B?

Nemotron 3 Super 120B A12B has the edge for multimodal and grounded tasks in this comparison, averaging 60.4 versus 44.7. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Nemotron 3 Super 120B A12B or Nemotron Ultra 253B?

Nemotron 3 Super 120B A12B has the edge for instruction following in this comparison, averaging 86 versus 78. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Nemotron 3 Super 120B A12B or Nemotron Ultra 253B?

Nemotron 3 Super 120B A12B has the edge for multilingual tasks in this comparison, averaging 81.5 versus 70.1. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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