Tencent Technical Engineering

May 24, 2026 · Artificial Intelligence

How Tsinghua & Tencent Mixed‑X Won the MLSys 2026 MoE Inference Challenge with a 4.1× Speedup

The Tsinghua‑Tencent Mixed‑X team captured the MLSys 2026 MoE inference optimization championship by analyzing NPU bottlenecks, redesigning data movement, applying expert‑level sharding, continuous DMA, PSUM batching, and an Agent‑based optimizer, achieving a 4.1× end‑to‑end speedup while preserving bit‑level output fidelity.