Storage Metrics

List of Several different Storage Metrics

Antikythera Mechanism

Picture is the first known mechanical computer known as the Antikythera mechanism built in 150-100BC. It was recovered in 1901 from an ancient Grecian shipwreck by pearl divers. Through the use of modern technology, researchers determined the device accurately calculated positions of planetary bodies.


Reference

Bits 0 or 1
Bytes 8 bits 1 to 3 digits
Kilobytes 1024 bytes 4 to 6 digits
Megabytes 1024^2 7 to 9 digits
Gigabytes 1024^3 10 to 12 digits
Terabytes 1024^4 13 to 15 digits
Petabytes 1024^5 16 to 18 digits
Exabytes 1024^6 19 to 21 digits
Zettabytes 1024^7 22 to 24 digits
Yottabytes 1024^8 25 to 27 digits

Standard Storage

3.5″ Floppy Disk

1.44MB

USB Flash Drive

128 GB

CDs

700 MB (80 minutes audio)

DVDs

4.7 GB (single-sided, single-layer)
8.5 GB (single-sided, double-layer)
9.4 GB (double-sided, single-layer)
17.08 GB (double-sided, double-layer – rare)

Blu-ray Disc

25to 33.5 GB (Single-layer)
50 GB (Dual-layer)
1 TB to 10PB (Future beyond 2010)

Solid State HDD

250GB (3.5″)

Hard Drive

2TB (3.5″)

Storage Benchmarks

First Personal Computer: Commodore PET – 1977

4 KB – 96 KB

Library of Congress

40TB
(a b “Library of Congress General Information”. Library of Congress. 2007. Retrieved 2008-09-03.)

Digital Library of all books ever written in any language

400TB

Comments are closed.

Search

Websites

  • slide
  • slide
  • slide
  • slide