Problem: For Intel Core i7-965 processor, assume that HT(L1) = 4ns; Miss Ratio(L1) = 10% HT(L2) = 10ns; Miss Ratio (L2) = 6% HT(L3) = 20ns; Miss Ratio (L3) = 2% RAM Access time = 100ns Calculate: Average Memory Access Time Processor Regs Core 1 Regs Core 2 Regs Core 3 Regs Core 4 L1 d-cache L1 i-cache L1 d-cache L1 i-cache L1 d-cache L1 i-cache L1 d-cache L1 i-cache Unified L2 Cache Unified L2 Cache Unified L2 Cache Unified L2 Cache L3 Cache Per core: 64KB L1 + 256KB L2 L1 total: 256KB L2 total: 1 MB L3 total: 8 MB Memory disk

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Problem: For Intel Core i7-965 processor, assume that
HT(L1) = 4ns; Miss Ratio(L1) = 10%
HT(L2) = 10ns; Miss Ratio (L2) = 6%
HT(L3) = 20ns; Miss Ratio(L3) = 2%
RAM Access time = 100ns
Calculate: Average Memory Access Time
Processor
Regs
Core 1
Regs
Core 2
Regs
Core 3
Regs
Core 4
L1
d-cache
L1
i-cache
L1
d-cache
L1
i-cache
L1
d-cache
L1
i-cache
L1
d-cache
L1
i-cache
Unified
L2
Cache
Unified
L2
Cache
Unified
L2
Cache
Unified
L2
Cache
L3
Cache
Per core: 64KB L1 + 256KB L2
L1 total: 256KB
L2 total: 1 MB
L3 total: 8 MB
Memory
disk
Transcribed Image Text:Problem: For Intel Core i7-965 processor, assume that HT(L1) = 4ns; Miss Ratio(L1) = 10% HT(L2) = 10ns; Miss Ratio (L2) = 6% HT(L3) = 20ns; Miss Ratio(L3) = 2% RAM Access time = 100ns Calculate: Average Memory Access Time Processor Regs Core 1 Regs Core 2 Regs Core 3 Regs Core 4 L1 d-cache L1 i-cache L1 d-cache L1 i-cache L1 d-cache L1 i-cache L1 d-cache L1 i-cache Unified L2 Cache Unified L2 Cache Unified L2 Cache Unified L2 Cache L3 Cache Per core: 64KB L1 + 256KB L2 L1 total: 256KB L2 total: 1 MB L3 total: 8 MB Memory disk
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