Technical Specifications


Introduction

Date
Clock Speeds
Bus Width
Number of

Transistors
Addressable

Memory
Virtual

Memory
Brief

Description

4004
11/15/71
108 KHz
4 bits
2,300
(10 microns)
640 bytes

First microcomputer chip,
Arithmetic manipulation

8008
4/1/72
108 KHz
8 bits
3,500
16 KBytes

Data/character manipulation

8080
4/1/74
2 MHz
8 bits
6,000
(6 microns)
64 KBytes


10X the performance of the 8008

8086
6/8/78
5 MHz
 8 MHz
 10 MHz
16 bits
29,000
(3 microns)
1 Megabyte

10X the performance of the 8080

8088
6/1/79
5 MHz
 8 MHz
8 bits
29,000
(3 microns)


Identical to 8086 except for its 8-bit external bus

80286
2/1/82
8 MHz
 10 MHz
 12 MHz
16 bits
134,000
(1.5 microns)
16 Megabytes
1 gigabyte
3-6X the performance of the 8086

Intel386(TM)DX Microprocessor
10/17/85
16 MHz
20 MHz
25 MHz
33 MHz
32 bits
275,000
(1 micron)
4 gigabytes
64 terabytes
First X86 chip to handle 32-bit data sets


Intel386(TM)SX Microprocessor
6/16/88
16 MHz
20 MHz
16 bits
275,000
(1 micron)
4 gigabytes
64 terabytes
16-bit address bus enabled low-cost 32-bit processing



Intel486(TM)DX Microprocessor
4/10/89
25 MHz
33 MHz
50 MHz
32 bits
1,200,000
(1 micron, .8 micron with 50 MHz)
4 gigabytes
64 terabytes
Level 1 cache on chip



Intel486(TM)SX Microprocessor
4/22/91
16 MHz
20 MHz
25 MHz
33 MHz
32 bits
1,185,000
(.8 micron)
4 gigabytes
64 terabytes
identical in design to Intel486(TM) DX but without math coprocessor


Pentium® Processor
3/22/93
60MHz
66MHz
75MHz
90MHz
100MHz
120MHz
133MHz
150MHz
166MHz
32 bits
3.1 million
(.8 micron)
4 gigabytes
64 terabytes
superscaler architecture brought 5X the performance of the 33-MHz Intel486 DX
processor


Pentium® Pro Processor
3/27/95
150MHz
180MHz
200MHz
32 bits
5.5 million
(.32 micron)
4 gigabytes
64 terabytes
dynamic execution architecture drives high-performing processor