Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.
o1 finishes one point ahead overall, 51 to 50. That is enough to call, but not enough to treat as a blowout. This matchup comes down to a few meaningful edges rather than one model dominating the board.
o1's sharpest advantage is in knowledge, where it averages 83.8 against 43.5. The single biggest benchmark swing on the page is MMLU, 91.8 to 49.
o1 gives you the larger context window at 200K, compared with 32K for Nemotron Ultra 253B.
Pick o1 if you want the stronger benchmark profile. Nemotron Ultra 253B only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
o1
83.8
Nemotron Ultra 253B
43.5
o1
41
Nemotron Ultra 253B
34
o1
74.3
Nemotron Ultra 253B
51.3
o1
92.2
Nemotron Ultra 253B
78
o1 is ahead overall, 51 to 50. The biggest single separator in this matchup is MMLU, where the scores are 91.8 and 49.
o1 has the edge for knowledge tasks in this comparison, averaging 83.8 versus 43.5. Inside this category, MMLU is the benchmark that creates the most daylight between them.
o1 has the edge for coding in this comparison, averaging 41 versus 34. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.
o1 has the edge for math in this comparison, averaging 74.3 versus 51.3. Inside this category, AIME 2024 is the benchmark that creates the most daylight between them.
o1 has the edge for instruction following in this comparison, averaging 92.2 versus 78. Inside this category, IFEval is the benchmark that creates the most daylight between them.
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.