Seagate Elite 23 Installationshandbuch Seite 15

Elite 23 Installation Guide, Rev. A
Table 1: Drive characteristics
Interface
Capacity
Unformatted
2
Formatted
Recording
Cylinders (user)
Read/write data heads
Servo heads
Seek time (typical)
Average read
Average write
Disc rotation
r/min
Average latency
Internal transfer rate
(Mbits/sec, variable with zone)
Max sync. SCSI transfer rate
N
W/WD
Multi-segmented cache
1
Can also be operated according to SCSI-1 and SCSI-2 proto-
cols.
2
Standard factory units are formatted as follows:
512 data bytes per sector
6 cylinders per region
82 spares per region
3
Not including on-board controller overhead.
3
1
UltraSCSI
29.6 Gbytes
23.4 Gbytes
6,880
28
Embedded
13.2 msec
14.2 msec
5,400 +0.5%
5.55 msec
85.9 to 123
20 Mbytes/sec
40 Mbytes/sec
2,048 Kbytes
13