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8X DVD-ROM Drive
n
Burst Transfer Rate — 16.67 MB/sec, PIO/Multiword DMA
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Spin Up Time, 2.5s (DVD), 2.0s (CD)
n
Read Rate
— CD, 10.3X – 24X, approximately 5,100 rpm
— DVD, 4X – 7.5X, approximately 1,200 – 2,000 rpm
n
Access Time
— Average random access, 100 ms (DVD), 95 ms (CD 24X)
— Average random seek, 95 ms (DVD), 90 ms (CD 24X)
— Full stroke, 160 ms (DVD), 160 ms (CD 24X)
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Data Buffer — 128 KB
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Interface — IDE (ATAPI)
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CD Compatibility — CD-DA, CD+G, CD MIDI, CD-TEXT, CD-ROM, CD-ROM XA,
CD-I Bridge (Photo-CD, Video CD), CD-I, Multisession CD (Photo-CD, CD-Extra,
CD-RW, CD-R), CD-R (read), CD-RW (read)
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DVD Compatibility — DVD-5, DVD-9, DVD-10, DVD-18, DVD-R (read, single border)
DVD-ROM and CD Read/Write Combination Drive
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Data capacity
— DVD, 2,048 bytes/block
— CD, 2048 bytes/block (mode 1), 2,336 bytes/block (mode 2)
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Rotational speed
— DVD, 3,792 (2.5 – 6X CAV)
— DVD-Video, 1,377-2,222 rpm (1.6X – 2.4X PCAV)
— CD, 5,100 rpm (10.3 – 24X CAV)
— CD-RW, 1,200 – 2000 rpm (4 – 5.7X PCAV)
— Video-CD, 1,200 – 2000 rpm (4 – 5.7X PCAV)
— CD-R/CD-RW (Write), 850 – 1,980 rpm (4X CLV)
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Sustained data transfer rate
— DVD, 3,357 – 8,112 Kbytes/sec (2.5 – 6X CAV)
— DVD-Video, 2,163 – 3,245 Kbytes/sec (1.6X – 2.4X PCAV)
— CD, 1,552 – 3,600 Kbytes/sec, mode 1 (10.3X – 24X CAV)
n
Access time (typical)
— Average random access, 120 ms (DVD), 110 ms (CD)
— Average random seek, 115 ms (DVD), 105 ms (CD)
— Average full stroke, 180 ms (DVD), 170 ms (CD)
420 – 990 rpm (2X CLV)
1,769 – 4,104 Kbytes/sec, mode 2 (10.3X – 24X CAV)
Specifications 7-5
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