Noometry

Model comparison

Grok 4 vs Nemotron 4 340b Instruct

Grok 4 is the stronger model overall, scoring 48.1 to 35.9 on the Noometry Index.

Last verified . 17 shared benchmarks.

Grok 4 xAI

48.1

Rank #56 Confirmed

Nemotron 4 340b Instruct NVIDIA

35.9

Rank #223 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Grok 4 scores higher in 8 categories and Nemotron 4 340b Instruct in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in long context, where Grok 4 leads 63.1 to 37.1.
  • Nemotron 4 340b Instruct has downloadable open weights; the other is API-only.

Side by side

Grok 4Nemotron 4 340b Instruct
ProviderxAINVIDIA
Noometry Index48.135.9
Released2025-07-092024-06-14
WeightsProprietaryOpen
Context window——
Max output——
Input $ / M tokens——
Output $ / M tokens——
Results tracked4817

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Category by category

Coding Grok 4 leads

Grok 4: 50.3 (#46), Nemotron 4 340b Instruct: 35.2 (#228)

BenchmarkGrok 4Nemotron 4 340b Instruct
LMArena Coding14081209
Aider Polyglot79.6%—
WeirdML45.7%—

Agentic & Tool Use Not comparable

Grok 4: 32.3 (#68), Nemotron 4 340b Instruct: —

BenchmarkGrok 4Nemotron 4 340b Instruct
Terminal-Bench27.2%—
Berkeley Function Calling Leaderboard63%—
GDPval21.1%—
Cybench43%—
DeepResearch Bench47.3%—
BALROG43.6%—
LMArena Search1142—
METR Time Horizons66.6%—

Reasoning Grok 4 leads

Grok 4: 36.7 (#65), Nemotron 4 340b Instruct: 23.4 (#178)

BenchmarkGrok 4Nemotron 4 340b Instruct
LMArena Hard Prompts14091202
ARC-AGI-216%—
SimpleBench60.5%—
Kagi LLM Benchmark73.6%—
ARC-AGI-166.7%—
Chess Puzzles28%—
Epoch Capabilities Index146.44—
ForecastBench60.9—

Math Grok 4 leads

Grok 4: 48.4 (#64), Nemotron 4 340b Instruct: 34.3 (#195)

BenchmarkGrok 4Nemotron 4 340b Instruct
LMArena Math14221216
OTIS Mock AIME 2024-202584%—
Omni-MATH60.3%—
FrontierMath (Feb 2025 set)19.7%—
FrontierMath Tier 4 (v1)2.1%—

Knowledge Grok 4 leads

Grok 4: 53.8 (#55), Nemotron 4 340b Instruct: 32.0 (#216)

BenchmarkGrok 4Nemotron 4 340b Instruct
LMArena Expert14151171
GPQA Diamond87%—
MMLU-Pro85.1%—
Confabulations12.4%—
GPQA (HELM)72.7%—

Multimodal Not comparable

Grok 4: 33.7 (#94), Nemotron 4 340b Instruct: —

BenchmarkGrok 4Nemotron 4 340b Instruct
LMArena Vision1210—
GeoBench45%—

Multilingual Grok 4 leads

Grok 4: 51.8 (#103), Nemotron 4 340b Instruct: 37.9 (#233)

BenchmarkGrok 4Nemotron 4 340b Instruct
LMArena Non-English14031206
LMArena Chinese14271214
LMArena French14181197
LMArena German14291192
LMArena Japanese13941128
LMArena Korean13771148
LMArena Russian14101219
LMArena Spanish14201195

Instruction Following Grok 4 leads

Grok 4: 79.2 (#5), Nemotron 4 340b Instruct: 63.1 (#232)

BenchmarkGrok 4Nemotron 4 340b Instruct
LMArena Instruction Following13871203
IFEval94.9%—

Long Context Grok 4 leads

Grok 4: 63.1 (#4), Nemotron 4 340b Instruct: 37.1 (#221)

BenchmarkGrok 4Nemotron 4 340b Instruct
LMArena Longer Query14091225
Fiction.LiveBench94.4%—

Writing & Preference Grok 4 leads

Grok 4: 58.5 (#116), Nemotron 4 340b Instruct: 42.7 (#233)

BenchmarkGrok 4Nemotron 4 340b Instruct
LMArena Text14111225
LMArena Creative Writing13971203
LMArena Multi-Turn14161214
Short-Story Creative Writing76.9%—
WildBench79.7%—

Frequently asked questions

Is Grok 4 better than Nemotron 4 340b Instruct?

Grok 4 is the stronger model overall, scoring 48.1 to 35.9 on the Noometry Index.

Is Grok 4 or Nemotron 4 340b Instruct better for coding?

Grok 4 scores higher on coding benchmarks: 50.3 versus 35.2 in the Noometry coding category.

How many benchmarks do Grok 4 and Nemotron 4 340b Instruct share?

17 benchmarks have published results for both models. Grok 4 has 48 scored results on Noometry and Nemotron 4 340b Instruct has 17.

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