Quantum Hard Drives |
|
4.0-GB |
6.0-GB |
6.0-GB |
8.0-GB |
Compaq
Part Number |
286119 |
286122 |
286556 |
286123 |
Formatted
Capacity |
|
|
|
|
Physical (MB)
Logical (MB) |
4018
4018 |
6506
6506 |
6028
6028 |
8038
8038 |
Drive
Type |
65 |
65 |
65 |
65 |
Transfer
Rate |
|
|
|
|
Media (Mbits/sec)
Interface (MBytes/sec) |
141.7
33.3 |
106.8
16.7 |
141.7
33.3 |
141.7
33.3 |
Typical
Seek Time
(including settling) |
|
|
|
|
Single Track (ms)
Average (ms)
Full Stroke (ms) |
2.5
12.0
24.0 |
1.1
11.0
18.0 |
2.5
12.0
24.0 |
2.5
12.0
24.0 |
Disk
Rotational Speed (RPM) |
4000 |
4490 |
4000 |
4000 |
Cylinders |
|
|
|
|
Physical
Logical
|
11490
8306 |
7855
13446 |
11490
12459 |
11490
15574 |
Data
Heads |
|
|
|
|
Physical
Logical
|
2
15 |
8
15 |
3
15 |
4
16 |
Sectors
per Track |
|
|
|
|
Physical
Logical
|
261-403
63 |
149-269
63 |
261-403
63 |
261-403
63 |
Buffer
Size (kB) |
128 |
128 |
128 |
128 |
|
|
|
|
|
|
|
|
|
|
Seagate Hard Drives |
|
3.2 GB |
4.0-GB |
6.4 GB |
8.4
GB |
Compaq
Part Number |
262477 |
286118 |
179127 |
334180 |
Formatted
Capacity |
|
|
|
|
Physical (MB)
Logical (MB) |
3227.1
3227.1 |
4019
4019 |
6448.6
6448.6 |
8445.0
8445.0 |
Drive
Type |
65 |
65 |
65 |
65 |
Transfer
Rate |
|
|
|
|
Media (Mbits/sec)
Interface (MBytes/sec) |
87.8
16.7 (non-UDMA)
33.0 (UDMA) |
87.8
16.7 |
83-140
33.3 |
83-140
33.3 |
Typical
Seek Time
(including settling) |
|
|
|
|
Single Track (ms)
Average (ms)
Full Stroke (ms) |
2.0
12.0
20.0 |
2.0
12.0
21.0 |
1.7
11.5
20.2 |
1.7
11.5
20.2 |
Disk
Rotational Speed (RPM) |
4500 |
4500 |
5400 |
5400 |
Cylinders |
|
|
|
|
Physical
Logical
|
5690
6253 |
5690
7787 |
13328
8557 |
8557
16383 |
Data
Heads |
|
|
|
|
Physical
Logical
|
6
16 |
8
16 |
6
15 |
8
16 |
Sectors
per Track |
|
|
|
|
Physical
Logical
|
63 |
114-234
63 |
180-306
63 |
180-306
63 |
Buffer
Size (kB) |
128 |
128 |
128 |
128 |