Floppy Drive History By joshua.favre30 Oct 1, 1973 8", 1-sided, single-density 250k Oct 1, 1976 8", 2-sided, single-density 500k Oct 1, 1977 8", 2-sided, double-density 1.2Mb Oct 1, 1978 5.25", 2-sided, 9-sector 360kb Oct 1, 1978 5.25", 2-sided, 8-sector 320k Oct 1, 1979 5.25", 1-sided, 9-sector 180k Oct 1, 1979 5.25", 1-sided, 8-sector 160k Oct 1, 1982 5.25", 2-sided, 15-sector 1.44Mb Oct 1, 1984 3.5", 2 sided, 9 sectors 720kb Oct 1, 1987 3.5", 2 sided, 18 sector 1.44 Mb storage (2 unformatted) Oct 1, 1987 3.5", 2-sided, 36 sector 2.44 Mb storage space
