Noometry

Model comparison

Grok 4.6 vs Nemotron 4 340b Instruct

Grok 4.6 is the stronger model overall, scoring 56.8 to 35.3 on the Noometry Index.

Last verified . 17 shared benchmarks.

Grok 4.6 xAI

56.8

Rank #19 Confirmed

Nemotron 4 340b Instruct NVIDIA

35.3

Rank #218 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Grok 4.6 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 reasoning, where Grok 4.6 leads 61.3 to 22.4.
  • Nemotron 4 340b Instruct has downloadable open weights; the other is API-only.

Side by side

Grok 4.6Nemotron 4 340b Instruct
ProviderxAINVIDIA
Noometry Index56.835.3
Released2026-08-122024-06-14
WeightsProprietaryOpen
Context window500K—
Max output500K—
Input $ / M tokens$2—
Output $ / M tokens$6—
Results tracked4917

Sponsored placements are available on pages like this one. Advertise on Noometry

Category by category

Coding Grok 4.6 leads

Grok 4.6: 58.0 (#14), Nemotron 4 340b Instruct: 34.6 (#223)

BenchmarkGrok 4.6Nemotron 4 340b Instruct
LMArena Coding14641209
DeepSWE67.5%—
FrontierCode48%—
CursorBench41.4%—
LMArena WebDev1620—
FrontierSWE25.3%—
SciCode56.5%—
WeirdML67.3%—
ALE-Bench1,508—

Agentic & Tool Use Not comparable

Grok 4.6: 39.4 (#25), Nemotron 4 340b Instruct: —

BenchmarkGrok 4.6Nemotron 4 340b Instruct
APEX-Agents65.3%—
GDP.pdf17.2%—
Vending-Bench 29,047—

Reasoning Grok 4.6 leads

Grok 4.6: 61.3 (#18), Nemotron 4 340b Instruct: 22.4 (#180)

BenchmarkGrok 4.6Nemotron 4 340b Instruct
LMArena Hard Prompts14451202
ARC-AGI-267.1%—
SimpleBench75.9%—
NYT Connections (extended)80%—
ARC-AGI-187.5%—
CritPt19.7%—
Chess Puzzles40%—
EBR-Bench30.5%—
Mystery Game Puzzles34%—
DTBench97.3%—
LMCA48.5%—
Epoch Capabilities Index156.48—

Math Grok 4.6 leads

Grok 4.6: 66.8 (#19), Nemotron 4 340b Instruct: 31.7 (#193)

BenchmarkGrok 4.6Nemotron 4 340b Instruct
LMArena Math14161216
FrontierMath (Tiers 1-3)66%—
FrontierMath Tier 431.7%—
OTIS Mock AIME 2024-202599.2%—
ProofBench51%—

Knowledge Grok 4.6 leads

Grok 4.6: 63.3 (#18), Nemotron 4 340b Instruct: 31.4 (#212)

BenchmarkGrok 4.6Nemotron 4 340b Instruct
LMArena Expert14631171
GPQA Diamond94%—
SimpleQA Verified49.3%—

Multimodal Not comparable

Grok 4.6: 43.9 (#18), Nemotron 4 340b Instruct: —

BenchmarkGrok 4.6Nemotron 4 340b Instruct
LMArena Vision1265—
Blueprint-Bench 233.2%—
Furniture Assembly40%—
LMArena Document1452—

Multilingual Grok 4.6 leads

Grok 4.6: 53.3 (#67), Nemotron 4 340b Instruct: 38.0 (#228)

BenchmarkGrok 4.6Nemotron 4 340b Instruct
LMArena Non-English14221206
LMArena Chinese14791214
LMArena French14581196
LMArena German14251192
LMArena Japanese13831128
LMArena Korean13951148
LMArena Russian14271219
LMArena Spanish14081195

Instruction Following Grok 4.6 leads

Grok 4.6: 75.6 (#59), Nemotron 4 340b Instruct: 63.3 (#227)

BenchmarkGrok 4.6Nemotron 4 340b Instruct
LMArena Instruction Following14311203

Long Context Grok 4.6 leads

Grok 4.6: 44.4 (#62), Nemotron 4 340b Instruct: 37.1 (#216)

BenchmarkGrok 4.6Nemotron 4 340b Instruct
LMArena Longer Query14531225

Writing & Preference Grok 4.6 leads

Grok 4.6: 62.5 (#77), Nemotron 4 340b Instruct: 42.9 (#229)

BenchmarkGrok 4.6Nemotron 4 340b Instruct
LMArena Text14271225
LMArena Creative Writing14301203
LMArena Multi-Turn14221214

Frequently asked questions

Is Grok 4.6 better than Nemotron 4 340b Instruct?

Grok 4.6 is the stronger model overall, scoring 56.8 to 35.3 on the Noometry Index.

Is Grok 4.6 or Nemotron 4 340b Instruct better for coding?

Grok 4.6 scores higher on coding benchmarks: 58.0 versus 34.6 in the Noometry coding category.

How many benchmarks do Grok 4.6 and Nemotron 4 340b Instruct share?

17 benchmarks have published results for both models. Grok 4.6 has 49 scored results on Noometry and Nemotron 4 340b Instruct has 17.

Related comparisons

Go deeper