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Performance
Rotational Speed
DVD 3,792rpm (2.5 - 6X)
DVD-VIDEO 1,377 – 2,222rpm (1.6 – 2.4X)
CD-ROM 5,100rpm (24X)
CD-RW, Video-CD, CD-DA 1,200 – 2,000rpm (4 – 5.7X)
CD-R (write) 1,980rpm (4X)
CD-RW (write) 1,980rpm (4X)
Transfer Rate
DVD-ROM 3,357 – 8,112KB/second (6X)
DVD VIDEO 2,163 – 2,245KB/second (2.4X)
CD-ROM mode 1: 1,552 – 3,600KB/second(24X)
mode 2: 1,770 - 4,106KB/second (24X)
Random Access Time
DVD
CD
140ms
120ms
Data Error Rate
DVD-ROM
CD-ROM
10
-15
Max
10
-15
Max (Mode 1)
10
-12
Max (Mode 2)
Data Buffer 2MB
Reliability
MTBF 60,000 hours
Power ON Hours 5,436 hours/year
ON/OFF Cycles 313 cycles/year
Number of Access 600,000 accesses/year
Operating Duty Cycle 20% of Power ON time (Reading/Seeking)
2% of Power ON time (Writing/Seeking)
MTTR 0.5 hours