Go backward to Scalar Processing Go up to Top Go forward to Basic Principle

Pipelining

Time	op0	op1	op2	op3
0	a0
1	a1	a0
2	a2	a1	a0
3	a3	a2	a1	a0
4	a4	a3	a2	a1
...	...	...	...	...
n	an	an-1	an-2	an-3

4n/(4+n) clock cycles required to process n elements!