| Quantum Hard Drives |
|
6.4-GB |
8.4-GB |
8.4-GB |
12.8-GB |
19.2-GB |
| Compaq
Part Number |
352743 |
334180 |
352744 |
352745 |
320880 |
| Formatted
Capacity |
|
|
|
|
|
Physical (MB)
Logical (MB) |
6418
6418 |
8455
8455 |
8455
8455 |
12838
12838 |
19259
19259 |
| Drive
Type |
65 |
65 |
65 |
65 |
65 |
| Transfer
Rate |
|
|
|
|
|
Media (Mbits/sec)
Interface (Mbytes/sec) |
168.16
33.3 |
140
33.3 |
168.16
33.3 |
168.16
33.3 |
168.16
33.3 |
Typical
Seek Time
(including settling) |
|
|
|
|
|
Single Track (ms)
Average (ms)
Full Stroke (ms) |
2.0
10.5
22.0 |
1.7
11.5
20.2 |
2.0
10.5
22.0 |
2.0
10.5
22 |
2.0
10.5
22 |
| Disk
Rotational Speed (RPM) |
4000 |
5400 |
4000 |
4000 |
4000 |
| Cylinders |
|
|
|
|
|
Physical
Logical
|
15449
13266 |
8557
16383 |
15449
16384 |
15449
24876 |
15449
37317 |
| Data
Heads |
|
|
|
|
|
Physical
Logical
|
2
16 |
8
16 |
3
16 |
4
16 |
6
16 |
| Sectors
per Track |
|
|
|
|
|
Physical
Logical
|
289-483
63 |
180-306
63 |
289-483
63 |
289-483
63 |
289-483
63 |
| Buffer
Size (kB) |
128 |
128 |
128 |
128 |
128 |
| Seagate Hard Drives |
|
4.0-GB |
8.4-GB |
10.2-GB |
13.5-GB |
| Compaq
Part Number |
286118 |
334180 |
356039 |
334807 |
| Formatted
Capacity |
|
|
|
|
Physical (MB)
Logical (MB) |
4019
4019 |
8445.0
8445.0 |
10242
10242 |
13520.1
8455.2 |
| Drive
Type |
65 |
65 |
65 |
65 |
| Transfer
Rate |
|
|
|
|
Media (Mbits/sec)
Interface (Mbytes/sec) |
87.8
16.7 |
140
14.05 |
148
16.6 |
148.8
16.7 |
Typical
Seek Time
(including settling) |
|
|
|
|
Single Track (ms)
Average (ms)
Full Stroke (ms) |
4.0
15.0
27.0 |
1.7
11.5
20.2 |
3.0
12.5
21.0 |
3.2
12.5
20.0 |
| Disk
Rotational Speed (RPM) |
4500 |
5400 |
5400 |
5400 |
| Cylinders |
|
|
|
|
Physical
Logical
|
5690
7787 |
8557
16383 |
8557
16383 |
11530
16383 |
| Data
Heads |
|
|
|
|
Physical
Logical
|
8
16 |
8
16 |
8
16 |
8
16 |
| Sectors
per Track |
|
|
|
|
Physical
Logical
|
114-234
63 |
180-306
63 |
204-320
63 |
269-320
63 |
| Buffer
Size (kB) |
128 |
128 |
128 |
128 |
|
|
| Western Digital Hard Drives |
|
4.0-GB |
6.0-GB |
|
|
| Compaq
Part Number |
286118 |
334180 |
|
|
| Formatted
Capacity |
|
|
|
|
Physical (MB)
Logical (MB) |
4019
4019 |
8445.0
8445.0 |
|
|
| Drive
Type |
65 |
65 |
|
|
| Transfer
Rate |
|
|
|
|
Media (Mbits/sec)
Interface (Mbytes/sec) |
87.8
16.7 |
140
14.05 |
|
|
Typical
Seek Time
(including settling) |
|
|
|
|
Single Track (ms)
Average (ms)
Full Stroke (ms) |
4.0
15.0
27.0 |
1.7
11.5
20.2 |
|
|
| Disk
Rotational Speed (RPM) |
4500 |
5400 |
|
|
| Cylinders |
|
|
|
|
Physical
Logical
|
5690
7787 |
8557
16383 |
|
|
| Data
Heads |
|
|
|
|
Physical
Logical
|
8
16 |
8
16 |
|
|
| Sectors
per Track |
|
|
|
|
Physical
Logical
|
114-234
63 |
180-306
63 |
|
|
| Buffer
Size (kB) |
128 |
128 |
|
|
|
|
|
|
|
