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22 Chapter 1
Hard Disk Drive Interface (cont)
Item Specifications
Vendor & Model
Name
WD
WD5000BEVT
WD
WD1600BEVT
WD
WD2500BEVT
WD
WD3200BEVT
Capacity (MB) 500 160 250 320
Bytes per sector
Data heads 2 3 4
Drive Format
Disks 1 2 2
Spindle speed
(RPM)
5400
Performance Specifications
Buffer size 8MB
Interface SATA
Internal transfer
rate (Mbits/sec,
max)
3GB/s maximum
I/O data transfer
rate
(Mbytes/sec
max)
850 Mbits/s maximum
DC Power Requirements
Voltage +5.0V ± 5%.