Performance Issues

Performance Issues

• Clock Rate / Cycle Time = t
• Cycles Per Instruction (Average) = CPI
• Instruction Count = Ic
• Time, T = Ic ´ CPI ´ t
• p = Processor Cycles, m = Memory Cycles, k = Memory/Processor cycle ratio
• T = Ic ´ (p + m ´ k) ´ t

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