PCs Through the Ages

1981

IBM PC

PROCESSOR: Intel 8088, 4.77 MHz

Dual 160 KB floppy drives, $3,300

1991

COMPAQ 486

PROCESSOR: Intel 80486, 33 MHz

120 MB hard drive, $2,300

2001

DELL DIMENSION

PROCESSOR: Intel Pentium 4, 1.3 GHz

20 GB hard drive, $950

Data: BusinessWeek

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