6-6Specifications
COMPAQ CONFIDENTIAL - NEED TO KNOW REQUIRED
Writer: The Integrity Group Saved by: The Integrity Group Saved date: 10/26/00 11:53 AM
Part Number: 128679-006 File name: Ch06
Table 6-8Hard Drives

20.0 GB 18.0 GB 12.0 GB 10.0 GB 6.0 GB

User capacity
per drive120.0 GB 18.0 GB 12.0 GB 10.0 GB 6.0 GB
Drive height (with
drive frame, in
mm)
9.5 9.5 9.5 9.5 9.5
Drive width (with
drive frame, in
mm)
70.0 70.0 70.0 70.0 70.0
2.5-inch form
factor Yes Yes Yes Yes Yes
Interface type ATA-5 ATA-4 ATA-4 ATA-5 ATA-4
Seek times (typical, including setting)3
Single track
Average
Full stroke
2.5 ms
12.0 ms
23.0 ms
2.5 ms
12.0 ms
23.0 ms
2.5 ms
12.0 ms
23.0 ms
2.5 ms
12.0 ms
23.0 ms
2.5 ms
12.0 ms
23.0 ms
User addressable
sectors339,070,08035,433,216 23,579,136 19,640,880 11,733,120
Logical
configuration
Cylinders
Heads
Sectors per track
16,383
16
63
16,383
16
63
16,383
16
63
16,383
16
63
12416
15
63
Physical
configuration
Cylinders3
Heads
Sectors per
track3
Bytes per sector
38,760
4
293—560
512
21,620
6
240—450
512
15,880
4
240—450
512
19,484
16
293—560
512
7,442
2
240—450
512
Buffer size32MBytes 512KBytes512KBytes 512KBytes 512KBytes
Disk rotational
speed (rpm) 4200 4200 4200 4200 4200
Transfer rates
Interface Max
(MBytes/sec)3
Media
(Mbits/sec)2
66.6
109—203
66.6
85.5—
161.6
66.6
85.5—
161.6
66.6
109—203
66.6
85.5—
161.6
NOTES:
1 1 GB = 1,000,000,000,000 Bytes.
2 System capability may differ.
3 Actual drive specifications may differ slightly.
Certain restrictions and exclusions apply. Consult the Compaq Customer Support Center for
details.