Compaq CQ50-139WM Multimedia - Windows Vista - Page 18

Blu-ray Disc, Storage of large amounts of data

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Blu-ray Disc Blu-ray Disc, also called BD, is a high-density optical disc format for the storage of digital information, including high-definition video. A single-layer Blu-ray Disc can store 25 GB, over five times the capacity of a single-layer DVD at 4.7 GB. A dual-layer Blu-ray Disc can store 50 GB, almost 6 times the capacity of a dual-layer DVD at 8.5 GB. Typical uses include the following: ● Storage of large amounts of data ● High-definition video ● Video games 14 Chapter 5 Optical drive

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Blu-ray Disc
Blu-ray Disc, also called BD, is a high-density optical disc format for the storage of digital information,
including high-definition video. A single-layer Blu-ray Disc can store 25 GB, over five times the capacity
of a single-layer DVD at 4.7 GB. A dual-layer Blu-ray Disc can store 50 GB, almost 6 times the capacity
of a dual-layer DVD at 8.5 GB.
Typical uses include the following:
●
Storage of large amounts of data
●
High-definition video
●
Video games
14
Chapter 5
Optical drive