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Gemini 3.1 Pro vs Nemotron 3 Ultra 550B A55B

Google · released

Wins 7 of 7 areas

Coding · Agents · Reasoning · Facts · Math · Long documents · Following instructions

NVIDIA · released

Wins 0 of 7 areas

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Gemini 3.1 Pro is the stronger all-rounder.Nemotron 3 Ultra 550B A55B is cheaper.

Both rank among the ten best models we track in following instructions.

Scores updated · 47 tests both models report · How we compare

Where each one wins

Tests won in each of the seven areas where both have results. Each piece is one test, so a longer bar means more evidence; grey means the two scored within a point of each other.

Long documents rests on a single test.

What it costs

Prices per million tokens, roughly 750,000 words. The bars show the cost of a million tokens read plus a million written.

Gemini 3.1 Pro$2.00 to read · $12.00 to write$14Price from Google's own price page
Nemotron 3 Ultra 550B A55B$0.60 to read · $2.70 to write$3.30Price from Artificial Analysis

Nemotron 3 Ultra 550B A55B costs 76% less for the same work.

The biggest differences

The three tests each model wins by the widest margin. Scores are out of 100.

Where Gemini 3.1 Pro pulls ahead

  • Finds hard-to-locate facts by browsing the webBrowseComp+41.5points aheadGemini 3.1 Pro85.9Nemotron 3 Ultra 550B A55B44.4
  • Short factual questions, answered correctlySimpleQA Verified+41.1points aheadGemini 3.1 Pro73.5Nemotron 3 Ultra 550B A55B32.4
  • Common-sense trick questionsSimpleBench+37.9points aheadGemini 3.1 Pro79.6Nemotron 3 Ultra 550B A55B41.7

Where Nemotron 3 Ultra 550B A55B pulls ahead

  • Avoids making up answers it doesn't knowAA-Omniscience · Non-hallucination+21.2points aheadNemotron 3 Ultra 550B A55B70.3Gemini 3.1 Pro49.1
  • Olympiad math problems with short answersIMOAnswerBench+11.3points aheadNemotron 3 Ultra 550B A55B92.3Gemini 3.1 Pro81
  • Real work tasks from 44 professionsGDPVal+11.1points aheadNemotron 3 Ultra 550B A55B25.7Gemini 3.1 Pro14.6

Every test, side by side

All 47 tests both models report. The winning score is in its model's colour; marks a score checked independently.

CodingGemini 3.1 Pro

Full coding ranking

AgentsGemini 3.1 Pro
  • BrowseCompGemini 3.1 Pro by 41.585.944.4+41.5
  • MCP AtlasGemini 3.1 Pro by 24.569.244.7+24.5
  • GDPValNemotron 3 Ultra 550B A55B by 11.114.625.7+11.1
  • τ-Bench V3 · BankingGemini 3.1 Pro by 7.221.414.2+7.2
  • Terminal-Bench 4.0Gemini 3.1 Pro by 3.540.5+3.5

Full agents ranking

ReasoningGemini 3.1 Pro

Full reasoning ranking

FactsGemini 3.1 Pro

Full facts ranking

MathGemini 3.1 Pro

Full math ranking

Long documentsGemini 3.1 Pro
  • AA-LCRGemini 3.1 Pro by 2.78279.3+2.7

Full long documents ranking

Following instructionsGemini 3.1 Pro

Full following instructions ranking

Other results17 tests, not counted

Tests outside the eight areas. They are not counted above: several are summary scores built from other tests, or the same test under another name.

Questions people ask

Which is better, Gemini 3.1 Pro or Nemotron 3 Ultra 550B A55B?

Gemini 3.1 Pro wins all seven areas where both have results: coding, agents, reasoning, facts, math, long documents and following instructions. Nemotron 3 Ultra 550B A55B wins none, but costs 76% less.

Which is better for coding?

Gemini 3.1 Pro. It wins 9 of the 9 coding tests both models report; Nemotron 3 Ultra 550B A55B wins none.

Which is cheaper?

Gemini 3.1 Pro costs $2.00 per million input tokens and $12.00 per million output tokens; Nemotron 3 Ultra 550B A55B costs $0.60 and $2.70. That makes Nemotron 3 Ultra 550B A55B about 76% cheaper for the same work.

How do you compare the two?

We use the 47 benchmark tests both models have published scores on. The verdict counts the 30 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 17 are listed but not counted, because several are summary scores or repeat a test. Each score is the one shown on the model's own page.

Compare Gemini 3.1 Pro with

Google

Across the field

Compare Nemotron 3 Ultra 550B A55B with

All comparisons