Acer AO756 - Page 29

Hardware Specifications and Configurations 1-22
Hard Disk Drive (List all AVL components)
Item Specification
Vendor &
Model Name
HTS543232A7A
384
ST320LT012
ST320LT020
WD3200LPVT-
22G33T
HTS545050A7E
380
WD5000LPVT-
22G33T
Capacity
(GB)
320G 500G
Bytes per
sector
512Bytes
4096Bytes
4096Bytes
4096Bytes
4096Bytes
4096Bytes
Data heads 2 2
Drive Format
Disks 1 2
Spindle
speed (RPM)
5400RPM
Performance Specifications
Buffer size 8MB
Interface SATA
Fast data
transfer rate
(Mbits/sec,
max)
3.0Gbits/s 3.0Gbits/s
Media data
transfer rate
(Mbytes/sec
max)
124.25Mbytes/
sec
130.5Mbytes/s
144 Mbytes/sec
147 Mbytes/sec
125.5Mbytes/sec
144 Mbytes/sec
DC Power Requirements
Voltage
tolerance
5V