Model comparison

Phi-1.5 vs Phi-2

Neither Phi-1.5 nor Phi-2 has enough public benchmark results to be ranked yet; the rows below show what has been published.

Last verified . 6 shared benchmarks.

Phi-1.5 Microsoft

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Unranked

Phi-2 Microsoft

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Unranked

Summary

  • They share 6 benchmarks with published results for both.

Side by side

Phi-1.5 and Phi-2 specifications
Phi-1.5Phi-2
ProviderMicrosoftMicrosoft
Noometry Index——
Released2023-09-112023-12-12
WeightsOpenOpen
Context window——
Max output——
Input $ / M tokens——
Output $ / M tokens——
Results tracked711

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Category by category

Coding Not comparable

Phi-1.5: —, Phi-2: —

Coding benchmarks
BenchmarkPhi-1.5Phi-2
HumanEval+—45.1%
MBPP+—54.2%

Reasoning Not comparable

Phi-1.5: —, Phi-2: —

Reasoning benchmarks
BenchmarkPhi-1.5Phi-2
Epoch Capabilities Index90.82107.62
HellaSwag47.6%53.6%
WinoGrande73.4%54.7%
Adversarial NLI—42.5%
BIG-Bench Hard—59.4%

Knowledge Not comparable

Phi-1.5: —, Phi-2: —

Knowledge benchmarks
BenchmarkPhi-1.5Phi-2
ARC (AI2) Challenge44.4%75.9%
MMLU37.6%58.4%
OpenBookQA37.2%73.6%
BoolQ75.8%—
TriviaQA—45.2%

Frequently asked questions

Is Phi-1.5 better than Phi-2?

Neither Phi-1.5 nor Phi-2 has enough public benchmark results to be ranked yet; the rows below show what has been published.

How many benchmarks do Phi-1.5 and Phi-2 share?

6 benchmarks have published results for both models. Phi-1.5 has 7 scored results on Noometry and Phi-2 has 11.

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