Gemini 3.5 Flash vs Nemotron 3 Ultra 550B A55B
Wins 5 of 7 areas
Coding · Agents · Reasoning · Facts · Math
Wins 1 of 7 areas
Long documents
Gemini 3.5 Flash is the stronger all-rounder.Nemotron 3 Ultra 550B A55B is cheaper and better at long documents.
Both rank among the ten best models we track in following instructions.
Scores updated · 34 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.
- CodingWriting and fixing software60Gemini 3.5 Flash6 of 6 tests
- ReasoningHard problems that need careful thinking50Gemini 3.5 Flash5 of 5 tests
- AgentsCarrying out multi-step tasks on its own40Gemini 3.5 Flash4 of 4 tests
- FactsGetting facts right instead of making them up21Gemini 3.5 Flash2 of 3 tests
- MathCompetition and research-level math10Gemini 3.5 Flash1 of 3 tests · 2 ties
- Long documentsFinding answers in very long texts01Nemotron 3 Ultra 550B A55B1 of 1 test
- Following instructionsDoing exactly what it is asked11Even1 each
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.
Nemotron 3 Ultra 550B A55B costs 70% 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 3.5 Flash pulls ahead
- Multi-step tasks using many real software toolsMCP Atlas+38.9points ahead
- Common-sense trick questionsSimpleBench+35points ahead
- Short factual questions, answered correctlySimpleQA Verified+33.8points ahead
Where Nemotron 3 Ultra 550B A55B pulls ahead
- Avoids making up answers it doesn't knowAA-Omniscience · Non-hallucination+32.5points ahead
- Reasons across sets of long documentsAA-LCR+6points ahead
- Follows unfamiliar, precisely checkable instructionsIFBench+5.1points ahead
Every test, side by side
All 34 tests both models report. The winning score is in its model's colour; marks a score checked independently.
CodingGemini 3.5 Flash
- Terminal-Bench 2.1Gemini 3.5 Flash by 24.878.753.9+24.8
- SciCodeGemini 3.5 Flash by 13.653.940.3+13.6
- LiveBench · Agentic CodingGemini 3.5 Flash by 10.34938.7+10.3
- LiveBench · CodingGemini 3.5 Flash by 7.578.270.7+7.5
- SWE-bench ProGemini 3.5 Flash by 5.455.149.7+5.4
- Terminal-Bench HardGemini 3.5 Flash by 4.540.936.4+4.5
AgentsGemini 3.5 Flash
- MCP AtlasGemini 3.5 Flash by 38.983.644.7+38.9
- τ-Bench V3 · BankingGemini 3.5 Flash by 1832.214.2+18
- GDPValGemini 3.5 Flash by 9.435.125.7+9.4
- Terminal-Bench 4.0Gemini 3.5 Flash by 6.16.60.5+6.1
ReasoningGemini 3.5 Flash
- SimpleBenchGemini 3.5 Flash by 3576.741.7+35
- Humanity's Last ExamGemini 3.5 Flash by 14.342.728.4+14.3
- CritPtGemini 3.5 Flash by 1013.13.1+10
- LiveBench · ReasoningGemini 3.5 Flash by 7.38274.7+7.3
- GPQA DiamondGemini 3.5 Flash by 5.592.286.7+5.5
FactsGemini 3.5 Flash
- SimpleQA VerifiedGemini 3.5 Flash by 33.866.232.4+33.8
- AA-Omniscience · Non-hallucinationNemotron 3 Ultra 550B A55B by 32.537.870.3+32.5
- AA-Omniscience · AccuracyGemini 3.5 Flash by 28.851.422.6+28.8
MathGemini 3.5 Flash
- HMMT Feb. 2026Gemini 3.5 Flash by 16.795.578.8+16.7
- AIME 2026tie9594.2tie
- LiveBench · Mathematicstie88.288.7tie
Long documentsNemotron 3 Ultra 550B A55B
- AA-LCRNemotron 3 Ultra 550B A55B by 673.379.3+6
Following instructionsEven
- IFBenchNemotron 3 Ultra 550B A55B by 5.176.381.4+5.1
- LiveBench · Instruction FollowingGemini 3.5 Flash by 2.175.673.5+2.1
Other results10 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.
- AA-OmniscienceGemini 3.5 Flash by 21.621.2-0.4+21.6
- Artificial Analysis Coding IndexGemini 3.5 Flash by 20.870.149.3+20.8
- Finance Agent v2Gemini 3.5 Flash by 20.457.937.5+20.4
- GDPval-AA v2Gemini 3.5 Flash by 185 rating points13491164+185 rating
- livebench_languageGemini 3.5 Flash by 13.884.670.8+13.8
- τ²-Bench Telecom (AA run)Gemini 3.5 Flash by 1295.383.3+12
- livebench_data_analysisGemini 3.5 Flash by 10.464.954.5+10.4
- AA IntelligenceGemini 3.5 Flash by 9.732.622.9+9.7
- AA Agentic IndexGemini 3.5 Flash by 5.627.321.7+5.6
- Finance AgentGemini 3.5 Flash by 4.257.953.7+4.2
Questions people ask
Which is better, Gemini 3.5 Flash or Nemotron 3 Ultra 550B A55B?
Gemini 3.5 Flash wins five of the seven areas where both have results: coding, agents, reasoning, facts and math. Nemotron 3 Ultra 550B A55B wins long documents, and costs 70% less. They are level on following instructions.
Which is better for coding?
Gemini 3.5 Flash. It wins 6 of the 6 coding tests both models report; Nemotron 3 Ultra 550B A55B wins none.
Which is cheaper?
Gemini 3.5 Flash costs $1.50 per million input tokens and $9.00 per million output tokens; Nemotron 3 Ultra 550B A55B costs $0.60 and $2.50. That makes Nemotron 3 Ultra 550B A55B about 70% cheaper for the same work.
How do you compare the two?
We use the 34 benchmark tests both models have published scores on. The verdict counts the 24 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 10 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.