Model comparison

StarCoder 2 15B vs Yi-1.5-34B

Yi-1.5-34B has enough public results to be ranked (#286); StarCoder 2 15B does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

StarCoder 2 15B NVIDIA

37.5

Unranked Sparse

Yi-1.5-34B 01.AI

30.2

Rank #286 Confirmed

Summary

  • They share 1 benchmark with published results for both. StarCoder 2 15B scores higher in 1 category and Yi-1.5-34B in 0 categories; one gap is clear of the uncertainty.
  • The widest gap is in coding, where StarCoder 2 15B leads 36.0 to 31.9.
  • The biggest single-benchmark swing is BigCodeBench Complete: 38.4% for StarCoder 2 15B and 43.8% for Yi-1.5-34B.

Side by side

StarCoder 2 15B and Yi-1.5-34B specifications
StarCoder 2 15BYi-1.5-34B
ProviderNVIDIA01.AI
Noometry Index37.530.2
Released2024-02-202024-05-13
WeightsOpenOpen
Context window——
Max output——
Input $ / M tokens——
Output $ / M tokens——
Results tracked721

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Category by category

Coding StarCoder 2 15B leads

StarCoder 2 15B: 36.0, Yi-1.5-34B: 31.9 (#267)

Coding benchmarks
BenchmarkStarCoder 2 15BYi-1.5-34B
BigCodeBench Complete38.4%43.8%
BigCodeBench Instruct—33.9%
LMArena Coding—1169
HumanEval+37.8%—

Reasoning Not comparable

StarCoder 2 15B: —, Yi-1.5-34B: 21.5 (#195)

Reasoning benchmarks
BenchmarkStarCoder 2 15BYi-1.5-34B
LMArena Hard Prompts—1160
Epoch Capabilities Index104.61—
WinoGrande64.3%—

Math Not comparable

StarCoder 2 15B: —, Yi-1.5-34B: 25.3 (#248)

Math benchmarks
BenchmarkStarCoder 2 15BYi-1.5-34B
LMArena Math—1182
MATH Level 5—25.5%
GSM8K57.7%—

Knowledge Not comparable

StarCoder 2 15B: —, Yi-1.5-34B: 14.8 (#290)

Knowledge benchmarks
BenchmarkStarCoder 2 15BYi-1.5-34B
GPQA Diamond—32%
LMArena Expert—1144
ARC (AI2) Challenge47.2%—
MMLU64.1%—

Multilingual Not comparable

StarCoder 2 15B: —, Yi-1.5-34B: 32.5 (#251)

Multilingual benchmarks
BenchmarkStarCoder 2 15BYi-1.5-34B
LMArena Non-English—1121
LMArena Chinese—1213
LMArena French—1155
LMArena German—1111
LMArena Japanese—1021
LMArena Korean—1005
LMArena Russian—1091
LMArena Spanish—1120

Instruction Following Not comparable

StarCoder 2 15B: —, Yi-1.5-34B: 59.4 (#252)

Instruction Following benchmarks
BenchmarkStarCoder 2 15BYi-1.5-34B
LMArena Instruction Following—1139

Long Context Not comparable

StarCoder 2 15B: —, Yi-1.5-34B: 34.6 (#243)

Long Context benchmarks
BenchmarkStarCoder 2 15BYi-1.5-34B
LMArena Longer Query—1144

Writing & Preference Not comparable

StarCoder 2 15B: —, Yi-1.5-34B: 37.6 (#252)

Writing & Preference benchmarks
BenchmarkStarCoder 2 15BYi-1.5-34B
LMArena Text—1173
LMArena Creative Writing—1135
LMArena Multi-Turn—1153

Frequently asked questions

Is StarCoder 2 15B better than Yi-1.5-34B?

Yi-1.5-34B has enough public results to be ranked (#286); StarCoder 2 15B does not yet, so treat this comparison as directional.

Is StarCoder 2 15B or Yi-1.5-34B better for coding?

StarCoder 2 15B scores higher on coding benchmarks: 36.0 versus 31.9 in the Noometry coding category.

How many benchmarks do StarCoder 2 15B and Yi-1.5-34B share?

1 benchmark has published results for both models. StarCoder 2 15B has 7 scored results on Noometry and Yi-1.5-34B has 21.

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