Acer Aspire 8943G Series - Page 31

Chapter 1 21
Hard Disk Drive Interface
Hard Disk Drive Interface (continued)
Item Specification
Capacity (MB) 160 250
Vendor & Model
Name
Seagate HGST Toshiba WD Seagate HGST Toshiba WD
Bytes per sector 512 512
Data heads 2 1 2 3 2
Drive Format
Disks 1 1 1 2 1
Spindle speed
(RPM)
5400 5400
Performance
Specifications
Buffer size 8 MB 8 MB
Interface SATA SATA
Max. Media
Transfer Rate
(Mbytes/sec
max.)
300 384 384 384 300 384 384 384
Max. Data
Transfer Rate
(Mbytes/sec)
150400 108160 108544 150400 112000 1085
44
DC Power
Requirements
Voltage
tolerance
5V ±5% 5V ±5%
Item Specification
Capacity (MB) 320 500
Vendor & Model
Name
Seagate HGST Toshiba WD Seagate HGST Toshiba
WD
Bytes per sector 512 512
Data heads 33222 3
2
Drive Format
Disks 2 2 1 1 2
1
Spindle speed
(RPM)
5400 5400
Performance
Specifications
Buffer size 8 MB 8 MB
Interface SATA SATA
Max. Media
Transfer Rate
(Mbytes/sec
max.)
300 384 384 384 300 384 384
384
Max. Data
Transfer Rate
(Mbytes/sec)
150400 112000 108544 150400 112000
108
544
DC Power
Requirements
Voltage
tolerance
5V ±5% 5V ±5%