Posts by

Yuankai Chen

2 posts

Bringing End-to-End LLM Reinforcement Learning to AMD Instinct MI455X with verl

Sep 9, 2026 Yuhan Yang, Liz Li, Xibin Wu, Yanyuan Qin, Fuwei Yang, Yuankai Chen, Andy Luo, Xinyu Kang, Yao Fu 7 min read

A complete GRPO workflow using verl, Qwen3-30B-A3B, SGLang, and PyTorch FSDP ran for 100 consecutive steps on four AMD Instinct MI455X GPUs, establishing an end-to-end RL baseline for CDNA 5.

verl on AMD: production-ready RL post-training on ROCm

Aug 14, 2026 Fuwei Yang, Zhaodong Bing, Mingjie Lu, Xiaohong Kou, Yuhan Yang, Wei Cai, Liz Li, Yuankai Chen, Yao Fu, Dong Li, Zhenyu Gu 9 min read

RL post-training on AMD Instinct GPUs is here: a turnkey ROCm container, AITER-accelerated vLLM and SGLang rollout, and accuracy validated on both MI300 and MI350 series.