Head-to-head comparison across 2benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
LFM2.5-VL-450M
0
Mellum2-12B-A2.5B-Instruct
27
Pick Mellum2-12B-A2.5B-Instruct if you want the stronger benchmark profile. LFM2.5-VL-450M only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
Knowledge
+19.3 difference
Inst. Following
+14.6 difference
LFM2.5-VL-450M
Mellum2-12B-A2.5B-Instruct
$0 / $0
N/A
N/A
N/A
N/A
N/A
128K
128K
Pick Mellum2-12B-A2.5B-Instruct if you want the stronger benchmark profile. LFM2.5-VL-450M only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
Mellum2-12B-A2.5B-Instruct is clearly ahead on the provisional aggregate, 27 to 0. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Mellum2-12B-A2.5B-Instruct's sharpest advantage is in knowledge, where it averages 40.9 against 21.6. The single biggest benchmark swing on the page is GPQA, 25.7% to 40.9%.
Mellum2-12B-A2.5B-Instruct is ahead on BenchLM's provisional leaderboard, 27 to 0. The biggest single separator in this matchup is GPQA, where the scores are 25.7% and 40.9%.
Mellum2-12B-A2.5B-Instruct has the edge for knowledge tasks in this comparison, averaging 40.9 versus 21.6. Inside this category, GPQA is the benchmark that creates the most daylight between them.
Mellum2-12B-A2.5B-Instruct has the edge for instruction following in this comparison, averaging 75.8 versus 61.2. Inside this category, IFEval is the benchmark that creates the most daylight between them.
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