INTRODUCTION

Shimmi Asokan

Roman Abacus

Pascaline

Punched Card

Jacquard Loom 1801

Difference Engine

Atanasoff–Berry Computer : 1942

Z3 - 1941

COLOSSUS - 1943

ENIAC: 1946

ENIAC

Manchester Baby : 1948

Electronic Delay Storage Automatic Calculator (EDSAC)

EDVAC

MICROPROCESSOR AGE

• INTEL CORPORATION– Robert Noyce, Gordan Moore, Andrew Grove– Intel grown from 3 man start-up in 1968 to

industrial giant by 1981

4 – Bit Microprocessors

• INTEL 4004 – 1971• Number of transistors is 2300

• INTEL 4040 - 1974

8 –Bit Microprocessors

• INTEL 8008 – 1972• Number of transistors is 3500

• INTEL 8080 – 1974• Number of transistors is 4500

• INTEL 8085 - 1976

16 – Bit Microprocessors

• INTEL 8086 – 1978• Number of transistors is 29000

• INTEL 8088 - 1979

• INTEL 80186 & 80188 - 1982

• INTEL 80286 – 1982• Number of transistors is 134000

32 – Bit Processors

• INTEL 80386 – 1986• Number of transistors is 275000

• INTEL 80486 – 1989• Number of transistors is

1,200,000

• INTEL PENTIUM – 1993• Number of transistors is

3,300,000

• INTEL PENTIUM PRO – 1995• Number of transistors is

5,500,000

• INTEL PENTIUM II – 1997• Number of transistors is 7,500,000

• INTEL PENTIUM II XEON - 1998

• INTEL PENTIUM III – 1999• Number of transistors is 9,500,000

• INTEL PENTIUM IV – 2000• Number of transistors is 15,500,000

• INTEL DUAL CORE – 2006

• INTEL CORE 2 – 2006• Number of transistors is 214,500,000

64 – Bit Processors

• INTEL CORE i7 - 2008

• INTEL CORE i5 - 2009

• INTEL CORE i3 - 2010

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