FAQ about How come my 4.7 GB DVD isn't really 4.7 GB?

How come my 4.7 GB DVD isn't really 4.7 GB?

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How come my 4.7 GB DVD isn't really 4.7 GB?

Like hard drives, 1 GB on a DVD recordable disc equals 1 000 000 000 (10 9 ) bytes. In contrast, a computer considers 1 GB to be 1 073 741 824 (2 30 ) bytes. Thus, a 4.7 GB disc is seen by a computer as having approximately 4.37 GB

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