Acer Aspire 8942G Series - Page 34

24 Chapter 1
Hard Disk Drive Interface (cont)
Item Specifications
Vendor &
Model Name
Toshiba MK1655GSX Toshiba MK2555GSX Toshiba MK3255GSX Toshiba MK5055GSX
Capacity 160GB 250GB 320GB 500GB
Bytes per
sector
512
Data heads 4/2 4 4/2 4/2
Drive Format
Disks 2/1 2 2/1 2/1
Spindle
speed (RPM)
5400
Performance Specifications
Buffer size 8MB
Interface SATA
Internal
transfer rate
(Mbits/sec,
max)
363 ~ 952 typical
I/O data
transfer rate
(Mbytes/sec
max)
3Gbits/s
DC Power Requirements
Voltage +5.0V ± 5%.