Stream Multiprocessor

Architects' Tech Alliance

Mar 29, 2023 · Fundamentals

Stream Multiprocessor (SM) Architecture and Execution Pipeline in GPUs

This article provides a comprehensive overview of GPU stream multiprocessors, detailing their micro‑architecture, instruction fetch‑decode‑execute pipeline, SIMT/ SIMD organization, warp scheduling, scoreboard mechanisms, and techniques for handling thread divergence and deadlock in GPGPU designs.