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Comparison of various optical storage media. This article compares the technical specifications of multiple high-definition formats, including HD DVD and Blu-ray Disc; two mutually incompatible, high-definition optical disc formats that, beginning in 2006, attempted to improve upon and eventually replace the DVD standard.
It was resolved with both surviving however: DVD-R predominating for stand-alone DVD recorders and players, and (for computers) most DVD devices being engineered as dual format, to be compatible with both. As of 2007 DVD is the de facto standard for pre-recorded movies, and popular storage of data beyond the capacity of CD.
Download QR code; Print/export ... CD, DVD: Linux: ... Comparison of disc authoring software; Comparison of disk cloning software; References
Download QR code; Print/export ... move to sidebar hide. This comparison of disc authoring software compares different optical disc ... CD-R /W DVD-R /RW /RAM DVD+R /RW
For comparison with analogue media, the pitch of the spiral of a 240-groove-per-inch long-playing record and a Laserdisc are 106 μm (66 times the CD track pitch) and 4.6 μm (2.9 times), respectively. The tip of a 0.7-mil stylus has a diameter of 18 μm (11 times that of the CD laser spot). Data is from , , and .
Those 74 minutes come from the maximum playtime that the Red Book (audio CD standard) specifies for a digital audio CD (CD-DA); although now, most recordable CDs can hold 80 minutes worth of data. The DVD and Blu-ray discs hold a higher capacity of data, so reading or writing those discs in the same 74-minute time-frame requires a higher data ...
At first glance, Daisy looks like your stereotypical grandmother: She loves knitting and talking about her family, has a cat named Fluffy, is technologically inept and has plenty of time to shoot ...
This comparison also contains download managers that can be used as file sharing applications. For solely download managers, see the comparison of download managers; for BitTorrent-only clients, see the comparison of BitTorrent clients.