# Yi-1.5 / InternLM2.5 / Aya Expanse: Underdog Comparative TR-MMLU

> Source: https://sukruyusufkaya.com/en/learn/fine-tuning-cookbook/ftc-yi-internlm-aya-underdogs
> Updated: 2026-05-14T14:42:52.042Z
> Category: Fine-Tuning Cookbook (Model-by-Model)
> Module: Part III — Small Open Models (1B–8B)
**TLDR:** Llama / Qwen / Gemma are popular but not the only options. Yi-1.5 (01.AI), InternLM2.5 (Shanghai AI Lab), Aya Expanse (Cohere) — which shines in TR? Same recipe comparison on RTX 4090.