Model comparison

Granite 3.0 8b Instruct vs o3

o3 is the stronger model overall, scoring 47.5 to 31.6 on the Noometry Index.

Last verified . 12 shared benchmarks.

Granite 3.0 8b Instruct IBM

31.6

Rank #270 Confirmed

o3 OpenAI

47.5

Rank #61 Confirmed

Summary

  • They share 12 benchmarks with published results for both. Granite 3.0 8b Instruct scores higher in 0 categories and o3 in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where o3 leads 63.5 to 31.1.
  • Granite 3.0 8b Instruct has downloadable open weights; the other is API-only.

Side by side

Granite 3.0 8b Instruct and o3 specifications
Granite 3.0 8b Instructo3
ProviderIBMOpenAI
Noometry Index31.647.5
Released—2025-04-16
WeightsOpenProprietary
Context window—200K
Max output—100K
Input $ / M tokens—$2
Output $ / M tokens—$8
Results tracked1463

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Category by category

Coding o3 leads

Granite 3.0 8b Instruct: 29.7 (#301), o3: 46.8 (#64)

Coding benchmarks
BenchmarkGranite 3.0 8b Instructo3
LMArena Coding11121408
SWE-bench Verified—62.3%
SWE-bench Verified (bash only)—58.4%
Aider Polyglot—81.3%
GSO—8.8%
WeirdML—52.4%
BigCodeBench Instruct29.3%—
BigCodeBench Complete35.4%—
CadEval—74%
ALE-Bench—933.55

Agentic & Tool Use Not comparable

Granite 3.0 8b Instruct: —, o3: 34.5 (#44)

Agentic & Tool Use benchmarks
BenchmarkGranite 3.0 8b Instructo3
Berkeley Function Calling Leaderboard—63%
GDPval—30.8%
DeepResearch Bench—45.2%
OSWorld—23%
LMArena Search—1144
METR Time Horizons—65.4%

Reasoning o3 leads

Granite 3.0 8b Instruct: 20.9 (#230), o3: 32.0 (#78)

Reasoning benchmarks
BenchmarkGranite 3.0 8b Instructo3
LMArena Hard Prompts10921402
ARC-AGI-2—6.5%
SimpleBench—53.1%
Kagi LLM Benchmark—67.6%
ARC-AGI-1—60.8%
CritPt—1.4%
Chess Puzzles—38%
EnigmaEval—13.1%
Mystery Game Puzzles—29%
DTBench—84.8%
LMCA—39.7%
Epoch Capabilities Index—146.86
ForecastBench—62.5

Math o3 leads

Granite 3.0 8b Instruct: 32.8 (#210), o3: 50.2 (#58)

Math benchmarks
BenchmarkGranite 3.0 8b Instructo3
LMArena Math11431426
FrontierMath (Tiers 1-3)—33.3%
OTIS Mock AIME 2024-2025—84.4%
Omni-MATH—71.4%
MATH Level 5—97.8%
FrontierMath (Feb 2025 set)—18.7%
FrontierMath Tier 4 (v1)—2.1%

Knowledge o3 leads

Granite 3.0 8b Instruct: 29.6 (#236), o3: 54.6 (#52)

Knowledge benchmarks
BenchmarkGranite 3.0 8b Instructo3
LMArena Expert10871402
GPQA Diamond—81.8%
Humanity's Last Exam—20.3%
SimpleQA Verified—49.4%
MMLU-Pro—85.9%
Confabulations—14.4%
GPQA (HELM)—75.3%

Multimodal Not comparable

Granite 3.0 8b Instruct: —, o3: 41.4 (#36)

Multimodal benchmarks
BenchmarkGranite 3.0 8b Instructo3
LMArena Vision—1214
GeoBench—74%
VPCT—52%

Multilingual o3 leads

Granite 3.0 8b Instruct: 27.2 (#276), o3: 51.7 (#105)

Multilingual benchmarks
BenchmarkGranite 3.0 8b Instructo3
LMArena Non-English10371401
LMArena Chinese10631437
LMArena Russian10601406
LMArena French—1430
LMArena German—1420
LMArena Japanese—1403
LMArena Korean—1370
LMArena Spanish—1395

Instruction Following o3 leads

Granite 3.0 8b Instruct: 56.0 (#276), o3: 72.8 (#127)

Instruction Following benchmarks
BenchmarkGranite 3.0 8b Instructo3
LMArena Instruction Following10881368
IFEval—86.9%

Long Context o3 leads

Granite 3.0 8b Instruct: 34.0 (#252), o3: 53.3 (#6)

Long Context benchmarks
BenchmarkGranite 3.0 8b Instructo3
LMArena Longer Query11221372
Fiction.LiveBench—88.9%
CL-bench—17.8%

Writing & Preference o3 leads

Granite 3.0 8b Instruct: 31.1 (#285), o3: 63.5 (#64)

Writing & Preference benchmarks
BenchmarkGranite 3.0 8b Instructo3
LMArena Text10961410
LMArena Creative Writing10711359
LMArena Multi-Turn10631405
Short-Story Creative Writing—83.9%
EQ-Bench Creative Writing—1676
WildBench—86.1%

Frequently asked questions

Is Granite 3.0 8b Instruct better than o3?

o3 is the stronger model overall, scoring 47.5 to 31.6 on the Noometry Index.

Is Granite 3.0 8b Instruct or o3 better for coding?

o3 scores higher on coding benchmarks: 46.8 versus 29.7 in the Noometry coding category.

How many benchmarks do Granite 3.0 8b Instruct and o3 share?

12 benchmarks have published results for both models. Granite 3.0 8b Instruct has 14 scored results on Noometry and o3 has 63.

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