Your SlideShare is downloading. ×

History of data storage: Infographic


Published on

Read the story behind the data storage infographic:

Read the story behind the data storage infographic:

Published in: Technology

1 Like
  • Be the first to comment

No Downloads
Total Views
On Slideshare
From Embeds
Number of Embeds
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

No notes for slide


  • 1. SOURCES The Essentials of Computer Organization and Architecture Popularized by MIT Student with Dropbox THE FUTURE OF DATE STORAGE THE HOLOGRAM Being developed as you read this…… Hologram storage has the potential to store 1 TB in a one-centimeter hologram. Punch Cards 1745 Magnetic Tape 1950’s Cassette Tape Removable Hard Drive 1963 Punched Tape 1966 Floppy Disk 1971 Zip Drive Mid 1990’s USB Flash DriveSD Card 2000 2007 CLOUD CD 1982 START HERE CD-ROM BLU-RAY DVD Breakdown of a common, household disc data storages: 120mm in diameter CDs are divided into BYTE CHUNKS CALLED SECTORS DVDs are divided into BYTE CHUNKS CALLED SECTORS SINGLE LAYER SINGLE SIDED DOUBLE LAYER DOUBLE SIDED CAN STORE 4.78GB SINGLE LAYER SINGLE SIDED CAN STORE 25GB CAN STORE 17GB DOUBLE LAYER CAN STORE 50GB ABOUT READ BY GREEN LASERS READ BY RED LASERS READ BY BLUE LASERS 23HOURS of standard-definition (SD) video on a 50GB blu-ray disc Memory capacity of the brain is between 1-10 terabytes, with a most likely value of 3 terabytes BIT BYTE KILOBYTE MEGABYTE GIGABYTE TERABYTE PETABYTE EXABYTE ZETTABYTE YOTTABYTE DATA CITY 1956 1980 TIMELINECOST OF DATA PER MEGABYTE PER GIGABYTE $90 $10,000 $193 1987 $12 1989 90¢ 1995 $19.73 2000 2007 World’s first TB hard drive released 31¢ 2010 World’s first TB hard drive released 8¢ 3 1988 $53 1990 $9 1999 2¢ 2005 71.9¢ A FILE SIZE OF CAN ALSO BE EXPRESSED AS 1 GIGABYTE 8,589,934,592 bits 1,073,741,824 bytes 1,048,576 kilobytes 1,024 megabytes 1 gigabyte 0.0009765625 terabytes 0.0000009536 petabytes 0.0000000009 exabytes BYTE 1 Byte = A single character ('A') 10 Bytes = A single word ('Applesauce') 100 Bytes = Telegram or punch card 1 Kilobyte = A very short story 2 Kilobytes = A typewritten page 10 Kilobytes = Static web page 100 Kilobytes = A low-resolution photograph 200 Kilobytes = A box of punched cards 1 Megabyte = A small novel OR a 3.5 inch floppy disk 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 500 Megabytes = A CD-ROM OR the hard disk of a PC (8 bit) KILOBYTE (1,000 bytes OR 10 bytes)3 MEGABYTE (1,000,000 bytes OR 10 bytes) 1 Gigabyte = A pickup truck filled with paper OR a symphony in high-fidelity sound OR a movie at TV quality 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 500 Gigabytes = The biggest FTP (file transfer protocol) site GIGABYTE(1,000,000,000 bytes OR 10 bytes) 6 9 1 Terabyte = 50,000 trees made into paper and printed 2 Terabytes = An academic research library 10 Terabytes = The printed collection of the US Library of Congress 400 Terabytes = National Climactic Data Center (NOAA) database TERABYTE(1,000,000,000,000 bytes OR 10 bytes)12 1 Petabyte = 3 years of EOS data (2001) 2 Petabytes = All US academic research libraries 8 Petabytes = All information available on the Web 20 Petabytes = Production of hard-disk drives in 1995 200 Petabytes = All printed material OR production of digital magnetic tape in 1995 PETABYTE(1,000,000,000,000,000 bytes OR 10 bytes)15 2 Exabytes = Total volume of information generated worldwide annually 5 Exabytes = All words ever spoken by human beings. Too big for any application (as of now) Too big for any application (as of now) EXABYTE(1,000,000,000,000,000,000 bytes OR 10 bytes)18 ZETTABYTE(1,000,000,000,000,000,000,000 bytes OR 10 bytes)21 YOTTABYTE(1,000,000,000,000,000,000,000,000 bytes OR 10 bytes)24 DATA STORAGE From Punch Cards To Holograms