Technical Reference Guide www.hp.com 2-15
System Overview
NOTES:
[1] USDT supports 2.5-in. drives only.
[2] USDT supports 1.5 Gb/s drives only.
[3] USDT supports up to 7200-RPM drives only.
[4] Supported by SFF and CMT form factors only.
Table 2-11
Hard Drive Specifications
Parameter 80 GB 160 GB 250 GB [4]
Drive Size 2.5 & 3.5 in.[1] 2.5 & 3.5 in [1] 3.5 in
Interface SATA SATA SATA
Transfer Rate 1.5 & 3.0 Gb/s [2] 1.5 & 3.0 Gb/s [2] 3.0 Gb/s
Drive Protection System
Support?
Yes Yes Yes
Typical Seek Time (w/settling)
Single Track
Average
Full Stroke
0.8 ms
9 ms
17 ms
0.8 ms
9 ms
17 ms
1.0 m s
11 ms
18 ms
Disk Format (logical blocks) 156,301,488 320,173,056 488,397,168
Rotation Speed 5400/7200/
10K RPM [3]
5400/7200/
10K RPM [3]
7200 RPM
Drive Fault Prediction SMART IV SMART IV SMART IV
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