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Cache Graph and Comparition between diffrent stroage system

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Cache Graph

Comparition between diffrent stroage system

Level

Access TimeTypical SizeTechnologyManaged By
Registers1-3 ns 1 KBCustom CMOSCompiler
Level 1 Cache (on-chip)2-8 ns8 KB-128 KBSRAMHardware
Level 2 Cache (off-chip)5-12 ns0.5 MB – 8 MBSRAMHardware
Main Memory10-60 ns64 MB – 1 GBDRAMOperating System
Hard Disk3,000,000 – 10,000,000 ns20 – 100 GBMagneticOperating System/User

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