Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.
DeepSeekMath V2 is clearly ahead on the aggregate, 66 to 33. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
DeepSeekMath V2's sharpest advantage is in mathematics, where it averages 84 against 42.3. The single biggest benchmark swing on the page is HumanEval, 72 to 17.
DeepSeekMath V2 gives you the larger context window at 128K, compared with 32K for LFM2.5-1.2B-Thinking.
Pick DeepSeekMath V2 if you want the stronger benchmark profile. LFM2.5-1.2B-Thinking only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
DeepSeekMath V2
63.9
LFM2.5-1.2B-Thinking
34.1
DeepSeekMath V2
47.3
LFM2.5-1.2B-Thinking
8.2
DeepSeekMath V2
68.1
LFM2.5-1.2B-Thinking
32.4
DeepSeekMath V2
75.9
LFM2.5-1.2B-Thinking
38.4
DeepSeekMath V2
61
LFM2.5-1.2B-Thinking
27
DeepSeekMath V2
83
LFM2.5-1.2B-Thinking
72
DeepSeekMath V2
82.5
LFM2.5-1.2B-Thinking
60.7
DeepSeekMath V2
84
LFM2.5-1.2B-Thinking
42.3
DeepSeekMath V2 is ahead overall, 66 to 33. The biggest single separator in this matchup is HumanEval, where the scores are 72 and 17.
DeepSeekMath V2 has the edge for knowledge tasks in this comparison, averaging 61 versus 27. Inside this category, MMLU is the benchmark that creates the most daylight between them.
DeepSeekMath V2 has the edge for coding in this comparison, averaging 47.3 versus 8.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.
DeepSeekMath V2 has the edge for math in this comparison, averaging 84 versus 42.3. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.
DeepSeekMath V2 has the edge for reasoning in this comparison, averaging 75.9 versus 38.4. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.
DeepSeekMath V2 has the edge for agentic tasks in this comparison, averaging 63.9 versus 34.1. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
DeepSeekMath V2 has the edge for multimodal and grounded tasks in this comparison, averaging 68.1 versus 32.4. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.
DeepSeekMath V2 has the edge for instruction following in this comparison, averaging 83 versus 72. Inside this category, IFEval is the benchmark that creates the most daylight between them.
DeepSeekMath V2 has the edge for multilingual tasks in this comparison, averaging 82.5 versus 60.7. Inside this category, MGSM is the benchmark that creates the most daylight between them.
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