 
First popular personal computer - Altair 8800 - 1975 First portable - Osborne 1 - 1981
 
First popular laptop - First popular graphical interface -
Radio Shack TRS-80 Model 100 - 1983 - Macintosh - 1984
| Model | Year | Price | CPU | RAM | Display | Media | OS |
| Apple II | 1977 | $1,298 (4K)3 | 1 MHz MOS 6502 | 4K | 280 X 192, 40 X 24 text | 5-1/4" Floppy 143K each | Woz Integer BASIC |
| Apple II | 1979 | $550 | 1.8 MHz MOS 6502 | 8K | 320 x 192 monochrome, 160 x 96 with 128 colors, 40 X 24 text | 5-1/4" Floppy 143K each | Atari |
| IBM PC | 1981 | $1,565. | 4.77 MHz 8088 | 64K | 24 lines of 80 characters
320x200 | 5-1/4" Floppy 160K each | PC DOS |
| Osborne OCC 2 | 1983 | $1,995 | 4.0 MHZ Z80A | 124K | 6" 24 lines of 80 characters 1 | 5-1/4" Floppy 91K each | CP/M |
| TRS-80 Model 100 | 1983 | $1,099 (8K) | 2.4 MHz Intel 80C85 | 8K & 24K | 8 lines, 40 characters (240x54 pixels) | none | custom |
| Original Mac | 1984 | $2,495 2 | 8 MHz 68000 | 128K | 9 in 512×342 pixel (72 ppi) | 40K 3.5" floppy | Mac OS 1.0-3.2 |
| Mac Classic | 1990 | $999 | 8 MHz 68000 | 2 MB | 9 in 512×342 pixel (72 ppi) | 40 MB HD, 1.44MB 3.5" floppy | Mac OS 6.0-7.5.5 |
| Nexus 7 tablet | 2013 | $229 | Quad core, 1.5 GHz, Krait | 2 GB | 7 in 1920x1200 pixel (323 ppi) | 16 GB or 32 GB internal flash | Android 4.4 |
1. Osborne has an RCA output jack for an external monitor.
2. Original 1984 Macintosh was $2,495 ($5,555 in 2012 dollars)
3. 48K Apple II was $2,638
Links:
Old Computers - rare, vintage, and obsolete computers
History at AAX
DAVES OLD COMPUTERS - Various S-100 systems
Computer History Museum
1401 N Shoreline Blvd., Mountain View, CA 94043
Vintage Computer Festival
Vintage Computers at the InfoAge Science History Museum
2201 Marconi Road - Wall, NJ
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last updated 2 Feb 2013
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