Model comparison

Grok 4.20 (Non-Reasoning) vs Llama 3.2 90B

Grok 4.20 (Non-Reasoning) is the stronger model overall, scoring 48.6 to 27.5 on the Noometry Index.

Last verified . 4 shared benchmarks.

Grok 4.20 (Non-Reasoning) xAI

48.6

Rank #54 Confirmed

Llama 3.2 90B Meta

27.5

Rank #331 Confirmed

Summary

  • They share 4 benchmarks with published results for both. Grok 4.20 (Non-Reasoning) scores higher in 5 categories and Llama 3.2 90B in 0 categories; 5 gaps are clear of the uncertainty.
  • The widest gap is in math, where Grok 4.20 (Non-Reasoning) leads 48.2 to 11.1.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 92.2% for Grok 4.20 (Non-Reasoning) and 2.6% for Llama 3.2 90B.
  • Llama 3.2 90B has downloadable open weights; the other is API-only.

Side by side

Grok 4.20 (Non-Reasoning) and Llama 3.2 90B specifications
Grok 4.20 (Non-Reasoning)Llama 3.2 90B
ProviderxAIMeta
Noometry Index48.627.5
Released2026-02-172024-09-24
WeightsProprietaryOpen
Context window1M—
Max output30K—
Input $ / M tokens$1.25—
Output $ / M tokens$2.50—
Results tracked469

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Category by category

Coding Not comparable

Grok 4.20 (Non-Reasoning): 42.1 (#112), Llama 3.2 90B: —

Coding benchmarks
BenchmarkGrok 4.20 (Non-Reasoning)Llama 3.2 90B
LMArena WebDev1375—
WeirdML52.3%—
LMArena Coding1459—
ALE-Bench1,150—

Agentic & Tool Use Grok 4.20 (Non-Reasoning) leads

Grok 4.20 (Non-Reasoning): 34.4 (#46), Llama 3.2 90B: 30.0 (#80)

Agentic & Tool Use benchmarks
BenchmarkGrok 4.20 (Non-Reasoning)Llama 3.2 90B
Terminal-Bench57.3%—
τ²-bench Banking18%—
BALROG—27.3%
LMArena Search1189—
Vending-Bench 24,663—

Reasoning Grok 4.20 (Non-Reasoning) leads

Grok 4.20 (Non-Reasoning): 52.3 (#32), Llama 3.2 90B: 21.7 (#217)

Reasoning benchmarks
BenchmarkGrok 4.20 (Non-Reasoning)Llama 3.2 90B
Epoch Capabilities Index151.98125.5
ARC-AGI-265.1%—
Kagi LLM Benchmark75%—
NYT Connections (extended)85.4%—
ARC-AGI-189.5%—
Chess Puzzles24%—
EnigmaEval—0.4%
Thematic Generalization63.8%—
LMArena Hard Prompts1451—
DTBench90.1%—
LMCA38.7%—
ForecastBench61.4—

Math Grok 4.20 (Non-Reasoning) leads

Grok 4.20 (Non-Reasoning): 48.2 (#65), Llama 3.2 90B: 11.1 (#308)

Math benchmarks
BenchmarkGrok 4.20 (Non-Reasoning)Llama 3.2 90B
OTIS Mock AIME 2024-202592.2%2.6%
FrontierMath (Tiers 1-3)44.9%—
FrontierMath Tier 417.1%—
ProofBench14%—
LMArena Math1455—
MATH Level 5—39.4%

Knowledge Grok 4.20 (Non-Reasoning) leads

Grok 4.20 (Non-Reasoning): 52.8 (#60), Llama 3.2 90B: 21.7 (#274)

Knowledge benchmarks
BenchmarkGrok 4.20 (Non-Reasoning)Llama 3.2 90B
GPQA Diamond89.3%41%
SimpleQA Verified30.2%—
LMArena Expert1439—
MMLU—80.3%

Multimodal Grok 4.20 (Non-Reasoning) leads

Grok 4.20 (Non-Reasoning): 33.3 (#98), Llama 3.2 90B: 25.4 (#124)

Multimodal benchmarks
BenchmarkGrok 4.20 (Non-Reasoning)Llama 3.2 90B
LMArena Vision12631000
GeoBench—52%
Blueprint-Bench 20%—
LMArena Document1416—

Multilingual Not comparable

Grok 4.20 (Non-Reasoning): 54.5 (#40), Llama 3.2 90B: —

Multilingual benchmarks
BenchmarkGrok 4.20 (Non-Reasoning)Llama 3.2 90B
LMArena Non-English1441—
LMArena Chinese1481—
LMArena French1476—
LMArena German1465—
LMArena Japanese1449—
LMArena Korean1417—
LMArena Russian1458—
LMArena Spanish1443—

Instruction Following Not comparable

Grok 4.20 (Non-Reasoning): 74.8 (#83), Llama 3.2 90B: —

Instruction Following benchmarks
BenchmarkGrok 4.20 (Non-Reasoning)Llama 3.2 90B
LMArena Instruction Following1420—

Long Context Not comparable

Grok 4.20 (Non-Reasoning): 45.5 (#34), Llama 3.2 90B: —

Long Context benchmarks
BenchmarkGrok 4.20 (Non-Reasoning)Llama 3.2 90B
CL-bench22.2%—
CL-bench Life11.9%—
LMArena Longer Query1437—

Writing & Preference Not comparable

Grok 4.20 (Non-Reasoning): 65.7 (#44), Llama 3.2 90B: —

Writing & Preference benchmarks
BenchmarkGrok 4.20 (Non-Reasoning)Llama 3.2 90B
LMArena Text1451—
LMArena Creative Writing1438—
EQ-Bench Creative Writing1574—
LMArena Multi-Turn1456—

Frequently asked questions

Is Grok 4.20 (Non-Reasoning) better than Llama 3.2 90B?

Grok 4.20 (Non-Reasoning) is the stronger model overall, scoring 48.6 to 27.5 on the Noometry Index.

How many benchmarks do Grok 4.20 (Non-Reasoning) and Llama 3.2 90B share?

4 benchmarks have published results for both models. Grok 4.20 (Non-Reasoning) has 46 scored results on Noometry and Llama 3.2 90B has 9.

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