History of Intel's Microprocessors

Learn all the significant processor evolution facts, including introduction date, ratings and

number of transistors. Click on the processor family below to view facts on each processor in that family, or scroll down the page to see them all. For an informative overview of Intel processor history, view "The Evolution of a Revolution." (PDF 2.9MB)

For products introduced after December 2008, please refer to ark.intel.com.

Choose a processor family, or scroll down to browse:

Intel® Atom™ Processor
Intel® Core™2 Processor     ||    Intel® Core™ Processor
Intel® Pentium® D Processor     ||    Intel® Pentium® M Processor
Intel® Itanium® Processor Family     ||     Intel® Xeon™ Processor
Intel ® Pentium® 4 Processor     ||     Intel® Pentium® III Processor
Intel® Celeron® Processor     ||     Intel® Pentium® III Xeon™ Processor
Intel® Pentium® II Xeon™ Processor     ||     Intel® Pentium® II Processor
Intel® Pentium® Pro Processor     ||     Intel® Pentium Processor
Intel486™ Processors and Earlier

View the Quick Reference Guide by date of introduction

Intel® Atom™ Processor

Processor	Clock Speed(s)	Intro Date(s)	Mfg. Process	Transistors	Cache	Addressable Memory	Bus Speed	Typical Use
Intel® Atom™ Processor Z500	800 MHz	Apr-08	45nm	47 million	512 kB L2	4 GB	400MT/s	MID
Intel® Atom™ Processor Z510	1.10 GHz	Apr-08	45nm	47 million	512 kB L2	4 GB	400MT/s	MID
Intel® Atom™ Processor Z520	1.33 GHz	Apr-08	45nm	47 million	512 kB L2	4 GB	533MT/s	MID
Intel® Atom™ Processor Z530	1.60 GHz	Apr-08	45nm	47 million	512 kB L2	4 GB	533MT/s	MID
Intel® Atom™ Processor Z540	1.86 GHz	Apr-08	45nm	47 million	512 kB L2	4 GB	533MT/s	MID
Intel® Atom™ Processor N270	1.60 GHz	Jun-08	45nm	47 million	512 kB L2	4 GB	533 MHz	MID
Intel® Atom™ Processor 230	1.60 GHz	Jun-08	45nm	47 million	512 kB L2	4 GB	533 MHz	MID

*Chipset may limit actual physical memory supported by platform

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Intel® Core™2 Processor

Processor	Clock Speed(s)	Intro Date(s)	Mfg. Process	Transistors	Addressable Memory	Cache	Bus Speed	Typical Use
Intel® Core™2 Extreme Q9000	2 GHz	Dec-08	45nm	410 million	64 GB	6 MB	1066 MHz	Enthusiast Notebook
Intel® Core™2 Duo processor T9800	2.93 GHz	Dec-08	45nm	410 million	64 GB	6 MB	1066 MHz	Mobile PC
Intel® Core™2 Duo processor P9600	2.66 GHz	Dec-08	45nm	410 million	64 GB	6 MB	1066 MHz	Mobile PC
Intel® Core™2 Duo processor P9550	2.66 GHz	Dec-08	45nm	410 million	64 GB	6 MB	1066 MHz	Mobile PC
Intel® Core™2 Duo processor P8700	2.53 GHz	Dec-08	45nm	410 million	64 GB	6 MB	1066 MHz	Mobile PC
Intel® Core™2 Extreme QX9300	2.53 GHz	Aug-08	45nm	820 million	64 GB	12 MB	1066 MHz	Enthusiast Notebook
Intel® Core™2 Quad Q9100	2.26 GHz	Aug-08	45nm	820 million	64 GB	12 MB	1066 MHz	Mobile PC
Intel® Core™2 Duo processor SP9400	2.40 GHz	Aug-08	45nm	410 million	64 GB	6 MB	1066 MHz	Mobile PC
Intel® Core™2 Duo processor SP9300	2.26 GHz	Aug-08	45nm	410 million	64 GB	6 MB	1066 MHz	Mobile PC
Intel® Core™2 Duo processor SL9400	1.86 GHz	Aug-08	45nm	410 million	64 GB	6 MB	1066 MHz	Mobile PC
Intel® Core™2 Duo processor SL9300	1.60 GHz	Aug-08	45nm	410 million	64 GB	6 MB	1066 MHz	Mobile PC
Intel® Core™2 Duo processor SU9400	1.40 GHz	Aug-08	45nm	228 million	64 GB	3 MB	800 MHz	Mobile PC
Intel® Core™2 Duo processor SU9300	1.20 GHz	Aug-08	45nm	228 million	64 GB	3 MB	800 MHz	Mobile PC
Intel® Core™2 Solo SU 3300	1.20 GHz	Aug-08	45nm	205 million	64 GB	3 MB	800 MHz	Mobile PC
Intel® Core™2 Extreme Processor QX9775	3.20 GHz	Feb-08	45nm	820 million	64 GB	12 M L2	1600 MHz	Enthusiast Notebook
Intel® Core™2 Extreme Processor QX9770	3.20 GHz	Dec-07	45nm	820 million	64 GB	12 M L2	1600 MHz	Enthusiast Notebook
Intel® Core™2 Extreme Processor X9100	3.06 GHz	Jul-08	45nm	410 million	64 GB	6 M L2	1066 MHz	Enthusiast Notebook
Intel® Core™2 Duo Processor P9500	2.53 GHz	Jul-08	45nm	410 million	64 GB	6 M L2	1066 MHz	Mobile PC
Intel® Core™2 Duo Processor P8600	2.40 GHz	Jul-08	45nm	410 million	64 GB	3 M L2	1066 MHz	Mobile PC
Intel® Core™2 Duo Processor P8400	2.26 GHz	Jul-08	45nm	410 million	64 GB	3 M L2	1066 MHz	Mobile PC
Intel® Core™2 Extreme Processor X9000	2.80 GHz	Jan-08	45nm	410 million	64 GB	6 MB	800 MT/s	Enthusiast Notebook
Intel® Core™2 Duo Processor E8300	2.83 GHz	Apr-08	45nm	410 million	64 GB	6 MB	1333 MT/s	Desktop PC
Intel® Core™2 Duo Processor E7200	2.53 GHz	Apr-08	45nm	228 million	64 GB	3 MB	1066 MT/s	Desktop PC
Intel® Core™2 Duo Processor T9600	2.80 GHz	Jul-08	45nm	410 million	64 GB	6 M L2	1066 MHz	Mobile PC
Intel® Core™2 Duo Processor T9500	2.60 GHz	Jan-08	45nm	410 million	64 GB	6 MB	800 MT/s	Mobile PC
Intel® Core™2 Duo Processor T9400	2.53 GHz	Jul-08	45nm	410 million	64 GB	6 M L2	1066 MHz	Mobile PC
Intel® Core™2 Duo Processor T9300	2.50 GHz	Jan-08	45nm	410 million	64 GB	6 MB	800 MT/s	Mobile PC
Intel® Core™2 Duo Processor T8300	2.40 GHz	Jan-08	45nm	410 million	64 GB	3 MB	800 MT/s	Mobile PC
Intel® Core™2 Duo Processor T8100	2.10 GHz	Jan-08	45nm