Seagate ST373207FC Cheetah 10K.7 FC Product Manual - Page 23

Performance characteristics

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4.0 Performance characteristics This section provides detailed information concerning performance-related characteristics and features of Cheetah 10K.7 FC drives. 4.1 Internal drive characteristics ST3300007FC ST3146707FC ST373207FC Drive capacity 300.0 146.8 73.4 Gbytes (formatted, rounded off value) Read/write data heads 8 4 2 Bytes per track 556 556 556 Kbytes (average, rounded off values) Bytes per surface 50.5 50.5 50.5 Gbytes (unformatted, rounded off value) Tracks per surface (total) 90,774 90,774 90,774 ....... Tracks (user accessible) Tracks per inch 105,000 105,000 105,000 ..... TPI Peak bits per inch 658 658 658 KBPI Internal data rate 470-944 470-944 470-944 ..... Mbits/sec (variable with zone) Disc rotation speed 10,000 10,000 10,000 ....... rpm (+ 0.5%) Avg rotational latency 3.0 3.0 3.0 msec Cheetah 10K.7 FC Product Manual, Rev. D 11

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Cheetah 10K.7 FC Product Manual, Rev. D
11
4.0
Performance characteristics
This section provides detailed information concerning performance-related characteristics and features of
Cheetah 10K.7 FC drives.
4.1
Internal drive characteristics
ST3300007FC
ST3146707FC
ST373207FC
Drive capacity
300.0
........................
146.8
.......................
73.4
...........
Gbytes (formatted, rounded off value)
Read/write data heads
8
...............................
4
..............................
2
Bytes per track
556
...........................
556
..........................
556
............
Kbytes (average, rounded off values)
Bytes per surface
50.5
..........................
50.5
.........................
50.5
...........
Gbytes (unformatted, rounded off value)
Tracks per surface (total)
90,774
......................
90,774
.....................
90,774
.......
Tracks (user accessible)
Tracks per inch
105,000
....................
105,000
...................
105,000
.....
TPI
Peak bits per inch
658
...........................
658
..........................
658
............
KBPI
Internal data rate
470-944
....................
470-944
...................
470-944
.....
Mbits/sec (variable with zone)
Disc rotation speed
10,000
......................
10,000
.....................
10,000
.......
rpm (+
0.5%)
Avg rotational latency
3.0
............................
3.0
...........................
3.0
.............
msec