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Drive Option Information
Hard disk drive options for high-capacity, 1-1nch IDE drives
Parameters
Conner
®
Quantum
®
Western Digital
®
Formatted
85
120
170
250
340 420
540
170
245
170
240
340
capacity(MB)
Size, width x
4x
4x 4x 4x
4x
4x
4x 4x1
4x1
3.5
3.5
3.5
height (in)
1 1
1
1
1 1
1
x1
x1
x1
Weight (lbs)
1.3
1.3 1.3
1.2
1.2
1.16
1.16
0.91
1.05
1.12
1.12
1.12
Cylinders
1806
1524 1806
1895
2116
2388 2805
1536
1818
2233
2233 2233
Disks
1 2
2
2
2
2
2
2
2
1
2
2
Heads
2
4
4
4
4
4
4
4
4
2 3
4
Sectors per
46
39
46
62
63-
63-
72-
54
44-
56-
56-
56-
track
95
100
114
87
96
96
96
Rotational
3822
3399
3833
4542
4500
3600
4500
3663
4306
3322
3322
3322
speed (RPM)
Buffer size (KB)
32
32
32
64
64
32
256
32
256
64
64
128
Average seek
17
<19
17
14
13
14
12
17
16
<13
<13
<13
time (ms)
Encoding
RLL
RLL
RLL
RLL
RLL
RLL
RLL
RLL
RLL
RLL
RLL
RLL
method
1.7
1.7
1.7 1.7
1.7
1.7 1.7
1.7
1.7
1.7
1.7
1.7
Power
3.75
3.9
3.75 3.75
3.75
5-12
5.7
4.0
4.9 5.2
5.2
5.2
dissipation
W
W
W W
W
W W
W
W W
W W
(seek)
Logical
parameters
Cylinders 903
762
903
895
655
826
1048
1011
723
1010
1010
1010
-Heads
4
8
8
10
16
16
16
15 13
6
9
12
Precomp zone
0
0
0
0
0
0 0
none*
none*
1011 1011
1011
Landing zone
903
762
903
895
655
1048
1048
1011
723
1011
1011
1011
Sectors
46
39
46
55
63
63
63
22
51
55
55
55
Select 1 or none for the precomp value. If neither of these options are
available, select the maximum available precomp value.
A-10
Specifications