课程视频链接： https://www.youtube.com/playlist?list=PLAwxTw4SYaPnFKojVQrmyOGFCqHTxfdv2
[TOC]
1. Unit 1
1.1 typical CUDA Program
1.2 parallel communication patterns
1.3 GPU allocate blocks to SMs
1.3 GPU memory hierarchy
1.4 high level strategies of optimizing performance
