Llama 3 70B vs LFM2.5-1.2B-Instruct

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

Llama 3 70B is clearly ahead on the aggregate, 45 to 30. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Llama 3 70B's sharpest advantage is in reasoning, where it averages 59.6 against 32.1. The single biggest benchmark swing on the page is HumanEval, 50 to 14. LFM2.5-1.2B-Instruct does hit back in instruction following, so the answer changes if that is the part of the workload you care about most.

Llama 3 70B gives you the larger context window at 128K, compared with 32K for LFM2.5-1.2B-Instruct.

Quick Verdict

Pick Llama 3 70B if you want the stronger benchmark profile. LFM2.5-1.2B-Instruct only becomes the better choice if instruction following is the priority.

Agentic

Llama 3 70B

Llama 3 70B

41.2

LFM2.5-1.2B-Instruct

25.7

37
Terminal-Bench 2.0
22
48
BrowseComp
31
41
OSWorld-Verified
26

Coding

Llama 3 70B

Llama 3 70B

15.8

LFM2.5-1.2B-Instruct

7.2

50
HumanEval
14
9
SWE-bench Verified
9
19
LiveCodeBench
8
14
SWE-bench Pro
6

Multimodal & Grounded

Llama 3 70B

Llama 3 70B

52.3

LFM2.5-1.2B-Instruct

32.4

50
MMMU-Pro
27
55
OfficeQA Pro
39

Reasoning

Llama 3 70B

Llama 3 70B

59.6

LFM2.5-1.2B-Instruct

32.1

56
SimpleQA
24
54
MuSR
22
74
BBH
59
61
LongBench v2
34
61
MRCRv2
37

Knowledge

Llama 3 70B

Llama 3 70B

42.2

LFM2.5-1.2B-Instruct

26

58
MMLU
26
58
GPQA
25
56
SuperGPQA
23
54
OpenBookQA
21
55
MMLU-Pro
50
2
HLE
1
54
FrontierScience
30

Instruction Following

LFM2.5-1.2B-Instruct

Llama 3 70B

77

LFM2.5-1.2B-Instruct

80

77
IFEval
80

Multilingual

Llama 3 70B

Llama 3 70B

67.5

LFM2.5-1.2B-Instruct

60.7

72
MGSM
62
65
MMLU-ProX
60

Mathematics

Llama 3 70B

Llama 3 70B

63.3

LFM2.5-1.2B-Instruct

37

58
AIME 2023
24
60
AIME 2024
26
59
AIME 2025
25
54
HMMT Feb 2023
20
56
HMMT Feb 2024
22
55
HMMT Feb 2025
21
57
BRUMO 2025
23
71
MATH-500
54

Frequently Asked Questions

Which is better, Llama 3 70B or LFM2.5-1.2B-Instruct?

Llama 3 70B is ahead overall, 45 to 30. The biggest single separator in this matchup is HumanEval, where the scores are 50 and 14.

Which is better for knowledge tasks, Llama 3 70B or LFM2.5-1.2B-Instruct?

Llama 3 70B has the edge for knowledge tasks in this comparison, averaging 42.2 versus 26. Inside this category, GPQA is the benchmark that creates the most daylight between them.

Which is better for coding, Llama 3 70B or LFM2.5-1.2B-Instruct?

Llama 3 70B has the edge for coding in this comparison, averaging 15.8 versus 7.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Llama 3 70B or LFM2.5-1.2B-Instruct?

Llama 3 70B has the edge for math in this comparison, averaging 63.3 versus 37. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Llama 3 70B or LFM2.5-1.2B-Instruct?

Llama 3 70B has the edge for reasoning in this comparison, averaging 59.6 versus 32.1. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Llama 3 70B or LFM2.5-1.2B-Instruct?

Llama 3 70B has the edge for agentic tasks in this comparison, averaging 41.2 versus 25.7. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Llama 3 70B or LFM2.5-1.2B-Instruct?

Llama 3 70B has the edge for multimodal and grounded tasks in this comparison, averaging 52.3 versus 32.4. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Llama 3 70B or LFM2.5-1.2B-Instruct?

LFM2.5-1.2B-Instruct has the edge for instruction following in this comparison, averaging 80 versus 77. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Llama 3 70B or LFM2.5-1.2B-Instruct?

Llama 3 70B has the edge for multilingual tasks in this comparison, averaging 67.5 versus 60.7. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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