The 1970s brought the microprocessor revolution with smaller, faster, and cheaper integrated circuits.

Year	Qt	Intel	National	NEC	Rockwell	Motorola	Toshiba	Mostek	GI	AMI	Hitachi	Fairchild	TI	RCA	Signetics	AMD
1971	1Q											PPS-25
	2Q
	3Q
	4Q	4004
1972	1Q	8008
	2Q				PPS-4
	3Q
	4Q
1973	1Q		IMP-16	uPD751
	2Q						T3472
	3Q			μCOM 4
	4Q
1974	1Q	8080		IMP-8				5065					TMS1000
	2Q					6800	T3190
	3Q	3000							CP1600
	4Q	4040									IMP-4
1975	1Q				PPS-8					9209	HD35404	F8
	2Q			μCOM 80										COSMAC 1801	2650
	3Q				PPS-4/2									COSMAC 1802		Am9080
	4Q
1976	1Q
	2Q			μCOM 41
	3Q
	4Q