Acer 7715Z - Manual (Page 26)

16 Chapter 1
Hard Disk Drive Interface
Item Specification
Vendor & Model
Name Seagate
ST9500325AS
ST9250315AS Seagate
ST9320320AS
ST9160310AS Toshiba
MK3255GSX
MK2555GSX
MK1655GSX Western Digital
WD5000BEVT
WD3200BEVT
WD2500BEVT
WD1600BEVT
Capacity (MB) 500, 250 320, 160 320, 250, 160 500, 320, 250,
160
Bytes per sector 512 512 512 512
Data heads 4, 2 4, 2 4, 2, 2 4, 4, 3, 2
Drive Format
Disks 2, 1 2 or 1, 1 2, 1, 1 2, 2, 2, 1
Spindle speed
(RPM) 5400 5400 5400 5400
Performance Specifications
Buffer size 8 MB 8 MB 8 MB 8 MB
Interface SATA SATA SATA SATA
Internal transfer
rate (Mbits/sec,
max) 352 395~952
(typical) 850 Mbits/s
maximum
I/O data transfer
rate
(Mbytes/sec
max)
150 300 300 maximum
DC Power Requirements
Voltage
tolerance 5V ±5% 5V ±5% 5V ±5% 5V ±5%