題組內容

2. The standard pipeline has five stages: fetch(F), decode (D), execute (X), memory (M), and writeback (W). Consider the following four-stage pipelines, formed by combining two stages of the classic five-stage pipeline.

2.5 If a single-cycle datapath with delay of n nanoseconds is converted into a pipelined datapath with p stages, the clock period will be longer (slower) than n/p nanoseconds. Give two reasons for this.