1.4 2.5-inch Hard Disk Drive 1 Hardware Overview Table 1-3 2.5-inch HDD specifications (1/3) Specifications
Parameter TOSHIBA
HDD2181B
TOSHIBA
HDD2190B
TOSHIBA
HDD2183B
Storage size (formatted) 30GB 40GB 60GB
Speed (RPM) 4200
Data transfer speed
(Mb/sec) 154.3-298.0 175.0–341.7 154.3-298.0
Interface transfer rate
(MB/s)
100 max.
(Ultra DMA mode)
Track density (Ktpi) 78.9 88.1 78.9
Access Time
Average seek (sec) 12
Start time (sec) 4 typ.
Specifications
Parameter TOSHIBA
HDD2184B
TOSHIBA
HDD2194B
TOSHIBA
HDD2188B
Storage size (formatted) 60GB 80GB
Speed (RPM) 5400 4200
Data transfer speed
(Mb/sec) 202.9–373.3 258–394 175.0-341.78
Interface transfer rate
(MB/s)
100 max.
(Ultra DMA mode)
Track density (Ktpi) 78.9 88.8 88.1
Access Time
Average seek (sec) 12
Start time (sec) 4 typ.