1971 Intel 4004 first available microprocessor 2300 transistors, 4-Bits, 45 instructions, 1Mhz
1972 Intel 8008 3,500 transistors, 8-bits.
1974 Intel 8080 used in the MITS Altair. 6,000 transistors, 16-bits, 2Mhz Adam Osborne wrote the technical manual for the 4004 and the 8080 chips. Motorola 6800 used in autos and small-business machines. 4,000 Transistors
1975 Paul Allen and Bill Gates created an 8080 BASIC Interpreter for Altair, the start of the software company, Microsoft. MOS Technologies 6502, graphics processor, cost $25, faster programs; used in Commodore PET (1977, $595), Commodore 64, Atari and Apple II. IMSAI 8080 announced. Zilog Z80, first unit using CP/M. 8,500 transistors, 8-bit, 2.5Mhz
1976 Steve Jobs and Steve Wozniac build the Apple I, bare bones, no case or power supply, Apple Computer was born. Texas Instruments announces the TMS9000, first 16-bit processor First Altair Computer Convention World, in New Mexico, 700 attend. Michael Shrayer writes the first word processor for micros, Electric Pencil. Crowler&Wood, first Adventure game - Cormemco TV Dazzler the first color 128X128 resolution video card. Shugart announces a 5 ј" floppy drive for $390!
1977 Apple II introduced: 6502 processor, 16K, keyboard, 8 slots, color text, $1298. TRS-80 Radio Shack Z80, 4KRAM with 4KROM for BASIC, $600. First West Coast Computer Fair Heathkit H-8 micro kit based on 8080 with front panel keypad. CP/M Developed by Gary Kildall of Digital Research
1978 Atari 400 and 800 ($1000) based on 6502, Keyboard, 8K RAM 2 ROM slots. Epson MX-80, first low cost printer. Texas Instruments Speak and Spell first talking toy with speech synthesis. Houston Instruments HiPlot plotter. Summagraphics Bit Pad, digitizer. Intel 8086 29,000 transistors, 16 bit
1979 Intel 8088 added 8-bit bus to the 8086, 29,000 transistors, 16 bit 8-bit bus Hayes modem 110-300bps $399. CompuServe founded. Space Invaders and Pac Man. First Apple clone called the Orange. TI-99/4, TMS9900, 16-bit, $99 Xerox, DEC, Intel announce Ethernet. Motorola 68000 used in early UNIX systems, and Apples.- 68,000 transistors
1980 Sinclair ZX80, 1K RAM, 4K BASIC, membrane keyboard Commodore Vic-20 6502A, 5K RAM BASIC, modem, color, cartridge, $299 Apple goes public at $22/share.
1981 $1795 IBM PC introduced, 8088, 16K RAM, 5 ј" drives, $1565. 2 160K floppies, 64K RAM CGA card Osborne,first successful CP/M portable business computer. 9 pin Epson printer was $450.
Three operating systems: PC DOS - (Microsoft), CP/M, or Pascal. Xerox introduces Alto computer, first graphics interface using the mouse.
1982 Intel 286 134,000 transistors 8-12Mhz up to 16MB mem. Pacifica Computer Pros produces accesory to control 8 drives on CP/M computers. Our official start-up year.
Lotus Development, Lotus 1-2-3 Compaq portable announced Commodore 64, 6510, 64K RAM, 20K ROM, $595. Autodesk announces AutoCAD Norton Utilities introduced
1983 IBM-AT 80286, $5669 6 MHz, 16 bit bus Apple announces Lisa, 68000, 32-bit, graphical user interface and mouse, $10,000; also, the Apple IIe, $1395. Novell introduces first LAN, NetWare. IBM-XT with 10Mb harddisk 8 slots $4995 Shugart shows 1 Gb WORM drive $7600 Canon 300dpi laser printer engine, $2000 used in HP LaserJet
1984 Iomega, Bernoulli box first removable disk drive. Hp 150, 8088 with a touchscreen. Satellite Software, Word Perfect Apple Macintosh, $2495
1985 Intel 386: . 275,000 transistors, 32 bit, 4GB address space. with this system Windows and OS/2 seem to be possible AT&T announce Unix PC, 68010, $5600. Amiga 1000, multitasking, $1295 1-M DRAM chips announced. Microsoft announces Excel for the Mac Aldus introduces PageMaker for the Mac. IBM introduces the Token Ring.
Microsoft ships Windows 1.0.
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