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Gemini 4 Argon vs Nemotron 3 Ultra

Gemini 4 Argon leads Nemotron 3 Ultra on coding, 81.0 to 30.0 on the Vibe Coding Index, and Nemotron 3 Ultra costs 4.2x less per output token ($2.40 vs $10.00 per million). Updated October 22, 2026; 51 benchmarks have a result for both.

Gemini 4 ArgonGoogle
Coding
81.0
Overall
84.0
Output $/M
$10.00
51
Nemotron 3 UltraNVIDIA
Coding
30.0
Overall
53.1
Output $/M
$2.40
0
vs boards won of 51 shared

Gemini 4 Argon or Nemotron 3 Ultra: which to pick

Pick Gemini 4 Argon for coding: it scores 81.0 on the Vibe Coding Index against 30.0 for Nemotron 3 Ultra.

Pick Nemotron 3 Ultra for output tokens 4.2x cheaper ($2.40 vs $10.00 per million).

Shared results
51
Gemini 4 Argon only
49
Nemotron 3 Ultra only
20
Like-for-like categories
8 of 9

Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
Gemini 4 Argon 81.0 from 5 benchmarks, Nemotron 3 Ultra 30.0 from 3 benchmarks.
Widest category
Agentic work, 42.6 points apart on average over 4 shared benchmarks.
Widest single gap
ProofBench: Gemini 4 Argon 99.0% against Nemotron 3 Ultra 2.0%, 97.0 points apart on a 0 to 100 scale.
Output price
Gemini 4 Argon $10.00 against Nemotron 3 Ultra $2.40 per million output tokens, 4.2x apart.
Context window
Gemini 4 Argon takes 1.05M tokens, Nemotron 3 Ultra 262K.

Benchmark by benchmark

First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.

Boards won, where both have a result
CategoryGemini 4 ArgonBarsNemotron 3 UltraTies
Coding80
Intelligence20
Agentic work40
Reasoning60
Math40
Knowledge60
Web design60
General150
All shared boards510
CodingLike-for-likeSix of these boards feed the Vibe Coding Index80
Coding benchmarks for Gemini 4 Argon and Nemotron 3 Ultra
BenchmarkGemini 4 ArgonNemotron 3 UltraLeader
LiveBench coding89.7%Not measuredOnly Gemini 4 Argon measured
LMArena WebDev1678Not measuredOnly Gemini 4 Argon measured
AA Coding IndexNot measured49.3Only Nemotron 3 Ultra measured
LiveCodeBench (Vals AI)Not measured86.0%Only Nemotron 3 Ultra measured
SWE-bench Verified (Vals AI)Not measured69.0%Only Nemotron 3 Ultra measured
Terminal-Bench 4 (Vals AI)57.6%Not measuredOnly Gemini 4 Argon measured
Vibe Code Bench (Vals AI)91.9%7.6%Gemini 4 Argon
Code migration (Vals AI)68.2%4.9%Gemini 4 Argon
ProgramBench (Vals AI)2.5%0.0%Gemini 4 Argon
IOI (Vals AI)100.0%Not measuredOnly Gemini 4 Argon measured
Terminal-Bench 2.1 (Vals AI)57.7%50.9%Gemini 4 Argon
SWE-bench Multimodal (Vals AI)56.0%Not measuredOnly Gemini 4 Argon measured
Vibe Code Bench 1-100 (Vals AI)21.2%Not measuredOnly Gemini 4 Argon measured
CyberBench (Vals AI)77.9%Not measuredOnly Gemini 4 Argon measured
SciCode61.8%40.3%Gemini 4 Argon
Terminal-Bench Hard (Artificial Analysis run)Not measured36.4%Only Nemotron 3 Ultra measured
FrontierCode47.5%13.6%Gemini 4 Argon
FrontierSWE55.0%Not measuredOnly Gemini 4 Argon measured
WeirdMLNot measured43.5%Only Nemotron 3 Ultra measured
MirrorCode58.9%Not measuredOnly Gemini 4 Argon measured
ALE-Bench2100.1Not measuredOnly Gemini 4 Argon measured
LMArena Text: coding15461468Gemini 4 Argon
LMArena Text: software and IT15561468Gemini 4 Argon
LMArena WebDev: React1692Not measuredOnly Gemini 4 Argon measured
LMArena WebDev: HTML1643Not measuredOnly Gemini 4 Argon measured
SciCode12.3%Not measuredOnly Gemini 4 Argon measured
SWE-Bench Pro V299.2%Not measuredOnly Gemini 4 Argon measured
Neither model has a result on the other 16 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
Intelligence benchmarks for Gemini 4 Argon and Nemotron 3 Ultra
BenchmarkGemini 4 ArgonNemotron 3 UltraLeader
AA Intelligence Index52.622.9Gemini 4 Argon
Epoch Capabilities Index166.4146.0Gemini 4 Argon
Agentic workLike-for-likePublic boards, shown as published, kept out of the index40
Agentic work benchmarks for Gemini 4 Argon and Nemotron 3 Ultra
BenchmarkGemini 4 ArgonNemotron 3 UltraLeader
AA Agentic IndexNot measured20.1Only Nemotron 3 Ultra measured
Design Arena: spreadsheets1171Not measuredOnly Gemini 4 Argon measured
LiveBench research83.1%Not measuredOnly Gemini 4 Argon measured
LiveBench browser92.0%Not measuredOnly Gemini 4 Argon measured
LiveBench long agentic69.9%Not measuredOnly Gemini 4 Argon measured
SREBench (Vals AI)44.3%Not measuredOnly Gemini 4 Argon measured
Finance Agent (Vals AI)65.4%37.7%Gemini 4 Argon
Tax Agent Bench (Vals AI)44.6%Not measuredOnly Gemini 4 Argon measured
Legal Research Bench (Vals AI)54.8%15.4%Gemini 4 Argon
Harvey's Legal Agent Benchmark (Vals AI)27.1%Not measuredOnly Gemini 4 Argon measured
Excel Modeling Benchmark (Vals AI)75.2%31.7%Gemini 4 Argon
BioMysteryBench (Vals AI)76.3%Not measuredOnly Gemini 4 Argon measured
Terminal-Bench-Science (Vals AI)44.3%Not measuredOnly Gemini 4 Argon measured
Vals Science Index55.4%Not measuredOnly Gemini 4 Argon measured
Time Horizon Index (Vals AI)52.5%Not measuredOnly Gemini 4 Argon measured
CUA-bench (Vals AI)4.8%Not measuredOnly Gemini 4 Argon measured
Robo-bench (Vals AI)0.8%Not measuredOnly Gemini 4 Argon measured
τ²-Bench TelecomNot measured83.3%Only Nemotron 3 Ultra measured
APEX-Agents82.4%22.7%Gemini 4 Argon
Vending-Bench 2$13,718Not measuredOnly Gemini 4 Argon measured
MCP AtlasNot measured63.1%Only Nemotron 3 Ultra measured
Neither model has a result on the other 21 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index60
Reasoning benchmarks for Gemini 4 Argon and Nemotron 3 Ultra
BenchmarkGemini 4 ArgonNemotron 3 UltraLeader
GPQA DiamondNot measured86.1%Only Nemotron 3 Ultra measured
LiveBench reasoning95.1%Not measuredOnly Gemini 4 Argon measured
MysteryMechanism (Vals AI)45.5%Not measuredOnly Gemini 4 Argon measured
GPQA Diamond (Artificial Analysis run)Not measured86.7%Only Nemotron 3 Ultra measured
Humanity's Last Exam (Artificial Analysis run)57.1%28.4%Gemini 4 Argon
GPQA Diamond (Epoch AI run)96.4%85.4%Gemini 4 Argon
ARC-AGI98.5%Not measuredOnly Gemini 4 Argon measured
ARC-AGI-291.3%Not measuredOnly Gemini 4 Argon measured
Chess puzzles59.0%Not measuredOnly Gemini 4 Argon measured
Mystery game puzzles64.0%20.0%Gemini 4 Argon
EBR-bench64.8%Not measuredOnly Gemini 4 Argon measured
LMArena Text: hard prompts15461452Gemini 4 Argon
LMArena Text: expert15501472Gemini 4 Argon
LMArena Text: hard prompts in English15481453Gemini 4 Argon
Humanity's Last Exam (Scale run)53.2%Not measuredOnly Gemini 4 Argon measured
Neither model has a result on the other 8 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index40
Math benchmarks for Gemini 4 Argon and Nemotron 3 Ultra
BenchmarkGemini 4 ArgonNemotron 3 UltraLeader
OTIS Mock AIME100.0%86.7%Gemini 4 Argon
FrontierMath, tiers 1 to 386.0%Not measuredOnly Gemini 4 Argon measured
FrontierMath, tier 478.0%Not measuredOnly Gemini 4 Argon measured
ProofBench99.0%2.0%Gemini 4 Argon
LMArena Text: math15361457Gemini 4 Argon
LMArena Text: mathematical work15571461Gemini 4 Argon
MathArena69.3%Not measuredOnly Gemini 4 Argon measured
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index60
Knowledge benchmarks for Gemini 4 Argon and Nemotron 3 Ultra
BenchmarkGemini 4 ArgonNemotron 3 UltraLeader
MMLU ProNot measured85.8%Only Nemotron 3 Ultra measured
LegalBench (Vals AI)88.3%82.1%Gemini 4 Argon
CorpFin (Vals AI)Not measured65.5%Only Nemotron 3 Ultra measured
TaxEval (Vals AI)Not measured73.1%Only Nemotron 3 Ultra measured
MedCode (Vals AI)58.8%38.6%Gemini 4 Argon
SimpleQA Verified76.0%Not measuredOnly Gemini 4 Argon measured
LMArena Text: science15481465Gemini 4 Argon
LMArena Text: medicine and healthcare15551456Gemini 4 Argon
LMArena Text: legal and government15481452Gemini 4 Argon
LMArena Text: business and finance15251434Gemini 4 Argon
PRBench Finance49.9%Not measuredOnly Gemini 4 Argon measured
PRBench Legal49.4%Not measuredOnly Gemini 4 Argon measured
Neither model has a result on the other 8 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index60
Web design benchmarks for Gemini 4 Argon and Nemotron 3 Ultra
BenchmarkGemini 4 ArgonNemotron 3 UltraLeader
Design Arena: websites13161145Gemini 4 Argon
Design Arena: UI components13331135Gemini 4 Argon
Design Arena: game dev13771138Gemini 4 Argon
Design Arena: data viz13321141Gemini 4 Argon
Design Arena: 3D13891131Gemini 4 Argon
Design Arena: all code categories13291146Gemini 4 Argon
Design Arena: SVGNot measured1069Only Nemotron 3 Ultra measured
Design Arena: ASCII artNot measured1100Only Nemotron 3 Ultra measured
LiveBench design73.7%Not measuredOnly Gemini 4 Argon measured
GeneralLike-for-likePublic boards, shown as published, kept out of the index150
General benchmarks for Gemini 4 Argon and Nemotron 3 Ultra
BenchmarkGemini 4 ArgonNemotron 3 UltraLeader
Vals Index69.2%Not measuredOnly Gemini 4 Argon measured
LiveBench data analysis85.2%Not measuredOnly Gemini 4 Argon measured
Public Benefits Bench (Vals AI)69.8%Not measuredOnly Gemini 4 Argon measured
SAGE (Vals AI)53.6%Not measuredOnly Gemini 4 Argon measured
MedScribe (Vals AI)87.4%Not measuredOnly Gemini 4 Argon measured
IFBenchNot measured81.4%Only Nemotron 3 Ultra measured
Long context reasoning (AA-LCR)79.7%79.3%Gemini 4 Argon
DTBench97.6%90.1%Gemini 4 Argon
LMCA63.7%36.9%Gemini 4 Argon
Furniture assembly72.5%Not measuredOnly Gemini 4 Argon measured
LMArena Text15321445Gemini 4 Argon
LMArena Text: instruction following15341418Gemini 4 Argon
LMArena Text: creative writing15271399Gemini 4 Argon
LMArena Text: English15381455Gemini 4 Argon
LMArena Text: non-English15221427Gemini 4 Argon
LMArena Text: Chinese16111497Gemini 4 Argon
LMArena Text: GermanNot measured1472Only Nemotron 3 Ultra measured
LMArena Text: KoreanNot measured1384Only Nemotron 3 Ultra measured
LMArena Text: FrenchNot measured1472Only Nemotron 3 Ultra measured
LMArena Text: Spanish15031455Gemini 4 Argon
LMArena Text: Russian15341417Gemini 4 Argon
LMArena Text: PolishNot measured1385Only Nemotron 3 Ultra measured
LMArena Text: multi-turn15561411Gemini 4 Argon
LMArena Text: longer queries15471437Gemini 4 Argon
LMArena Text: writing and language15291406Gemini 4 Argon
LMArena Text: entertainment and media15271397Gemini 4 Argon
MultiChallenge78.7%Not measuredOnly Gemini 4 Argon measured
Neither model has a result on the other 21 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Gemini 4 Argon and Nemotron 3 Ultra
BenchmarkGemini 4 ArgonNemotron 3 UltraLeader
Neither model has a result on 5 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

Gemini 4 Argon$0.0070Fits in one request
Nemotron 3 Ultra$0.0018Fits in one request

Nemotron 3 Ultra costs less

Repository review

50K input + 3K output tokens

Gemini 4 Argon$0.130Fits in one request
Nemotron 3 Ultra$0.037Fits in one request

Nemotron 3 Ultra costs less

Agent loop

200K input + 10K output tokens

Gemini 4 Argon$0.500Fits in one request
Nemotron 3 Ultra$0.144Fits in one request

Nemotron 3 Ultra costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of Gemini 4 Argon and Nemotron 3 Ultra
SpecificationGoogle Gemini 4 ArgonNVIDIA Nemotron 3 Ultra
MakerGoogleNVIDIA
WeightsNo public weights listedOpen weights
ReleasedOctober 13, 2026June 4, 2026
Context window1.05M262K
Input $/Mtok$2.00$0.60
Output $/Mtok$10.00$2.40
Coding index81.030.0
Independent measurements behind it53
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is Gemini 4 Argon better than Nemotron 3 Ultra for coding?

Pick Gemini 4 Argon for coding: it scores 81.0 on the Vibe Coding Index against 30.0 for Nemotron 3 Ultra. Pick Nemotron 3 Ultra for output tokens 4.2x cheaper ($2.40 vs $10.00 per million).

Which is cheaper, Gemini 4 Argon or Nemotron 3 Ultra?

Gemini 4 Argon costs $2.00 per million input tokens and $10.00 per million output tokens; Nemotron 3 Ultra costs $0.60 and $2.40. Cost per solved task is known for neither of them.

Which has the bigger context window, Gemini 4 Argon or Nemotron 3 Ultra?

Gemini 4 Argon, with 1.05M tokens against 262K.

How many benchmarks is the Gemini 4 Argon vs Nemotron 3 Ultra comparison based on?

51 benchmarks have a result for both models as of October 22, 2026. Gemini 4 Argon's coding index rests on 5 independent benchmarks and Nemotron 3 Ultra's on 3. Where only one model has a result, the page says so instead of naming a winner.

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<iframe src="https://llmbenchmark.ai/embed/compare/gemini-4-argon-vs-nvidia-nemotron-3-ultra-550b-a55b" title="Gemini 4 Argon vs Nemotron 3 Ultra, LLMBenchmark.ai" width="100%" height="360" style="border:0;max-width:100%" loading="lazy"></iframe>
<p style="font:13px/1.4 sans-serif;margin:6px 0 0">Source: <a href="https://llmbenchmark.ai/compare/gemini-4-argon-vs-nvidia-nemotron-3-ultra-550b-a55b">LLMBenchmark.ai, Gemini 4 Argon vs Nemotron 3 Ultra</a></p>