Noometry

Model comparison

Grok 3 vs Llama-3.3-70B-Instruct

Grok 3 is the stronger model overall, scoring 39.9 to 30.6 on the Noometry Index.

Last verified . 27 shared benchmarks.

Grok 3 xAI

39.9

Rank #157 Confirmed

Llama-3.3-70B-Instruct Meta

30.6

Rank #291 Confirmed

Summary

  • They share 27 benchmarks with published results for both. Grok 3 scores higher in 8 categories and Llama-3.3-70B-Instruct in 1 category; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Grok 3 leads 38.0 to 15.3.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 55.6% for Grok 3 and 5.1% for Llama-3.3-70B-Instruct.
  • Llama-3.3-70B-Instruct has downloadable open weights; the other is API-only.

Side by side

Grok 3Llama-3.3-70B-Instruct
ProviderxAIMeta
Noometry Index39.930.6
Released2025-04-092024-12-06
WeightsProprietaryOpen
Context window—128K
Max output—4K
Input $ / M tokens—$0.10
Output $ / M tokens—$0.32
Results tracked4043

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Category by category

Coding Grok 3 leads

Grok 3: 41.9 (#115), Llama-3.3-70B-Instruct: 31.0 (#290)

BenchmarkGrok 3Llama-3.3-70B-Instruct
WeirdML37.2%14.4%
LMArena Coding14321268
Aider Polyglot53.3%—
SciCode—26%
BigCodeBench Instruct—46.9%
LiveBench Coding—36.6%
BigCodeBench Complete—57.5%

Agentic & Tool Use Grok 3 leads

Grok 3: 30.5 (#76), Llama-3.3-70B-Instruct: 25.8 (#105)

BenchmarkGrok 3Llama-3.3-70B-Instruct
BALROG29.5%23%
Berkeley Function Calling Leaderboard—31.9%

Reasoning Too close to call

Grok 3: 13.7 (#333), Llama-3.3-70B-Instruct: 14.1 (#327)

BenchmarkGrok 3Llama-3.3-70B-Instruct
SimpleBench36.1%19.9%
LMArena Hard Prompts14341257
Epoch Capabilities Index138.33127.33
ARC-AGI-20%—
Kagi LLM Benchmark61.3%—
ARC-AGI-15.5%—
CritPt—0%
LiveBench Reasoning—50.8%
DTBench—59.5%
LiveBench Data Analysis—49.5%
LMCA—17.5%
ForecastBench—58.6
LiveBench—50.2%

Math Grok 3 leads

Grok 3: 38.0 (#145), Llama-3.3-70B-Instruct: 15.3 (#298)

BenchmarkGrok 3Llama-3.3-70B-Instruct
OTIS Mock AIME 2024-202555.6%5.1%
LMArena Math13911267
MATH Level 588.7%41.6%
Omni-MATH46.4%—
LiveBench Math—42.2%
FrontierMath (Feb 2025 set)3.8%—
FrontierMath Tier 4 (v1)0%—

Knowledge Grok 3 leads

Grok 3: 46.2 (#82), Llama-3.3-70B-Instruct: 30.6 (#226)

BenchmarkGrok 3Llama-3.3-70B-Instruct
GPQA Diamond75.8%47.4%
Confabulations14.2%22.8%
Vectara Hallucination Rate5.8%4.1%
LMArena Expert14211225
MMLU-Pro78.8%—
GPQA (HELM)65%—
MMLU—86.3%

Multilingual Grok 3 leads

Grok 3: 52.3 (#87), Llama-3.3-70B-Instruct: 39.9 (#220)

BenchmarkGrok 3Llama-3.3-70B-Instruct
LMArena Non-English14101236
LMArena Chinese14481217
LMArena French14601281
LMArena German14311251
LMArena Japanese13871150
LMArena Korean13731143
LMArena Russian14161252
LMArena Spanish14171270

Instruction Following Grok 3 leads

Grok 3: 75.0 (#73), Llama-3.3-70B-Instruct: 71.1 (#157)

BenchmarkGrok 3Llama-3.3-70B-Instruct
LMArena Instruction Following14091242
LiveBench Instruction Following—82.7%
IFEval88.4%—

Long Context Grok 3 leads

Grok 3: 38.7 (#192), Llama-3.3-70B-Instruct: 26.4 (#295)

BenchmarkGrok 3Llama-3.3-70B-Instruct
Fiction.LiveBench58.3%33.3%
LMArena Longer Query14391256

Writing & Preference Grok 3 leads

Grok 3: 55.8 (#141), Llama-3.3-70B-Instruct: 47.6 (#207)

BenchmarkGrok 3Llama-3.3-70B-Instruct
LMArena Text14261274
LMArena Creative Writing14141250
LMArena Multi-Turn14251280
Short-Story Creative Writing76.4%—
EQ-Bench Creative Writing1186—
WildBench84.9%—
LiveBench Language—39.2%

Frequently asked questions

Is Grok 3 better than Llama-3.3-70B-Instruct?

Grok 3 is the stronger model overall, scoring 39.9 to 30.6 on the Noometry Index.

Is Grok 3 or Llama-3.3-70B-Instruct better for coding?

Grok 3 scores higher on coding benchmarks: 41.9 versus 31.0 in the Noometry coding category.

How many benchmarks do Grok 3 and Llama-3.3-70B-Instruct share?

27 benchmarks have published results for both models. Grok 3 has 40 scored results on Noometry and Llama-3.3-70B-Instruct has 43.

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