The memory Mountain Figure 6.42 P514 PentiumⅢXeon 1200 550 MHz 16 KB on-chip L1 d-cache 1000 16 KB on-chip L1 i-cache 512 KB off-chip unified L2 cache 800 600 Ridges of Slopes of Temporal Spatial Locality 200 Locality mem stride(words) working set size(bytes) 后11 The Memory Mountain Figure 6.42 P514 s1 s3 s5 s7 s9 s11 s13 s15 8m2m512k 128k32k8k2k 0 200 400 600 800 1000 1200 read throughput (MB/s) stride (words) working set size (bytes) Pentium III Xeon 550 MHz 16 KB on-chip L1 d-cache 16 KB on-chip L1 i-cache 512 KB off-chip unified L2 cache Ridges of Temporal Locality L1 L2 mem Slopes of Spatial Locality x e