How Big Is A Petabyte, Exabyte, Zettabyte, Or A Yottabyte...?
Bytes(8 Bits)
- 0.1 bytes: A binary decision
- 1 byte: A single character
- 10 bytes: A single word
- 100 bytes: A telegram OR A punched card
Kilobyte (1000 Bytes)
- 1 Kilobyte: A very short story
- 2 Kilobytes: A Typewritten page
- 10 Kilobytes: An encyclopaedic page OR A deck of punched cards
- 50 Kilobytes: A compressed document image page
- 100 Kilobytes: A low-resolution photograph
- 200 Kilobytes: A box of punched cards
- 500 Kilobytes: A very heavy box of punched cards
Megabyte (1 000 000 Bytes)
- 1 Megabyte: A small novel OR A 3.5 inch floppy disk
- 2 Megabytes: A high resolution photograph
- 5 Megabytes: The complete works of Shakespeare OR 30 seconds of TV-quality video
- 10 Megabytes: A minute of high-fidelity sound OR A digital chest X-ray
- 20 Megabytes: A box of floppy disks
- 50 Megabytes: A digital mammogram
- 100 Megabytes: 1 meter of shelved books OR A two-volume encyclopaedic book
- 200 Megabytes: A reel of 9-track tape OR An IBM 3480 cartridge tape
- 500 Megabytes: A CD-ROM OR The hard disk of a PC
Gigabyte (1 000 000 000 Bytes)
- 1 Gigabyte: A pickup truck filled with paper OR A symphony in high-fidelity sound OR A movie at TV quality
- 2 Gigabytes: 20 meters of shelved books OR A stack of 9-track tapes
- 5 Gigabytes: An 8mm Exabyte tape
- 10 Gigabytes:
- 20 Gigabytes: A good collection of the works of Beethoven OR 5 Exabyte tapes OR A VHS tape used for digital data
- 50 Gigabytes: A floor of books OR Hundreds of 9-track tapes
- 100 Gigabytes: A floor of academic journals OR A large ID-1 digital tape
- 200 Gigabytes: 50 Exabyte tapes
Terabyte (1 000 000 000 000 Bytes)
- 1 Terabyte: An automated tape robot OR All the X-ray films in a large technological hospital OR 50000 trees made into paper and printed OR Daily rate of EOS data (1998)
- 2 Terabytes: An academic research library OR A cabinet full of Exabyte tapes
- 10 Terabytes: The printed collection of the US Library of Congress
- 50 Terabytes: The contents of a large Mass Storage System
Petabyte (1 000 000 000 000 000 Bytes)
- 1 Petabyte: 5 years of EOS data (at 46 mbps)
- 2 Petabytes: All US academic research libraries
- 20 Petabytes: Production of hard-disk drives in 1995
- 200 Petabytes: All printed material OR Production of digital magnetic tape in 1995
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