Seagate Hawk 4XL Installation Manual page 17

Hawk 4XL Installation Guide, Rev. A
Table 1. Drive characteristics
Interface
Capacity
Formatted [2]
Unformatted
Recording
Cylinders (user)
Read/write data heads
Access time [3]
Average read
Average write
Disk rotation
RPM
Average latency
Internal transfer rate
(variable with zone)
Maximum synchronous SCSI transfer rate
N model
W model
Multi-segmented cache
[1] Can also be operated according to SCSI-1 and SCSI-2 protocols.
Referred to also as "SCSI Fast-20."
[2] Standard factory units are formatted 512 data bytes per sector with
sparing equivalent to 118 spare sectors per six cylinder region.
Spares are located at the end of each sparing region.
[3] Includes controller overhead.
Ultra SCSI [1]
4.55 Gbyte
6.5 Gbyte
6,311
8
10.1 msec
11.2 msec
7,200 r/min
4.17 msec
92–140 Mbits/sec
20 Mbytes/sec
40 Mbytes/sec
480 Kbytes
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