42 Cache基本知 Sample memory hierarch CPU □ 0 ICache0 DCache L2 1 Cache I Cache backside option P Disk L2 L2 L2 Cache Cache Cache Ia Juke Box 1/0 Adapter Main Memory 2021/2/4 计算机体系结构 164.2 Cache基本知识 2021/2/4 计算机体系结构 16