HP dx7300 - Hard Drive Specifications

2-28 www.hp.com Technical Reference Guide
System Overview
Table 2-12
Hard Drive Specifications
Parameter 80 GB 160 GB 250 GB
Drive Size 3.5 in 3.5 in 3.5 in
Interface SATA SATA SATA
Transfer Rate 300 Gb/s 300 Gb/s 300 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 7200 RPM 7200 RPM
Drive Fault Prediction SMART III SMART III SMART III