Performance
Rotational Speed
DVD (Single)
DVD (Dual)
Transfer Rate
DVD (Single)
DVD (Dual)
Random Access Time
DVD
CD
Data Error Rate
Data Buffer
Reliability
MTBF
Power ON Hours
ON/OFF Cycles
Number of Access
Operating Duty Cycle
MTTR
8
4,670rpm (3.3 - 8X) 3,792rpm (2.5 - 6X) 2,240rpm (1.7 - 4X)
1,400 - 3,300rpm (1X)
2,200 – 4,800rpm (2X) 5,100rpm (10.3 - 24X)
2,350 – 4,300rpm (8.6 – 12x)
1,200 - 2,000rpm (4 - 6X)
1,200 - 2,000rpm (4 - 6X)
2,560 - 4,000rpm (8 - 12X)
3,200 - 5,000rpm (8 - 24X)
850 - 1,980rpm (4X)
3,125 - 4,950rpm (10X)
4,463 - 10,820KB/second
3,380 – 4,056KB/second 2,740KB/second 2,740KB/second
1,552 - 3,600KB/second
1,761 - 4,104KB/second (mode 2)
100ms
90ms
170ms
2MB
60,000 hours
5,436 hours/year
313cycles/year 600,000 accesses/year
20% of Power ON time (Reading/Seeking)
2% of Power ON time (Writing/Seeking)
0.5 hours