Specifications A-5
HARD DISK DRIVE SPECIFICATIONS
Specifications for the 1-GB IDE hard disk drive are given in Table Appendix A-8. Table
Appendix A-10 gives specifications for the 2-GB SCSI hard disk.
Table Appendix A-8 Specifications for 1-GB IDE Hard Disk Drive
Features
1 -GB (1080-MB)
Physical Configuration
Formatted Capacity
1,083.2 MB
Actuator Type
Rotary
voice-coil
Number of Disks
3
Data Heads
6
Servo
Embedded
Tracks per Inch (tpi)
4250 tpi
Bytes per Sector
512
Cylinders per Drive
3, 876
Dimensions
1.0 x 4.02 x 5.77 in.
Weight
1.5 lb
Performance
Track-to-track
Average seek
Maximum seek
3.5 ms
12 ms
25 ms
Average Latency
6.67 ms
Rotation Speed
4500 rpm
Data Rate Transfer (buffer to
host)
16.6 MB/s
Start/Stop Cycles
40,000 CSS
Buffer Size
256 KB
Interface
40-pin IDE bus