Answer it
P1 a1 pipelining
4 marksYou mark it yourself against the marking points
A games console's processor splits each instruction into three stages: fetch, decode and execute. Each stage takes one clock cycle.
(a) Explain how pipelining raises the number of instructions completed per second. [2]
(b) Calculate how many clock cycles it takes to complete 6 instructions without pipelining and with a three-stage pipeline. Assume the pipeline never stalls. [2]
[4]