Information Technology Reference
In-Depth Information
10,000
3.5”
1,000
HDD
GIGAMO
100
OD (MO)
Blu-ray
HDD
10
OD (PC)
OD (MO)
OD (PC)
1
1980
1985
1990
1995
2000
2005
2010
(*) The figure is modified from [26].
Fig. 51
Trend of Recording bit rate of hard disk and optical disk [26]
1,000,000
100,000
HDD
10,000
Blu-ray
DVD-RAM
OD
1,000
100
10
1
0.1
0.01
0.001
1985
1990
1995
2000
2005
2010
1980
(*) The figure is modified from [26].
Fig. 52
Trend of Storage Density of Hard Disk and Optical Disk [26]
