Seagate Barracuda IV 20GB 7200ot ST320011A

Quick and efficient hard disk drive 20 GB with the support of the Ultra ATA 100 and 7200 speeds.
And specifications:
Performance
Internal Transfer Rate (Mbits / sec) 555
Max.External Transfer Rate (Mbytes / sec) 100
Average Seek (msec) 9
Average latency (msec) 416
Multisegmented Cache 2000
Spindle Speed (RPM) 7200
Configuration / Organization Discs / Heads 1 / 1 Bytes per Sector 512 Logical CHS 16383/16/63 Recording Method 16/17 EPRML Contact Start-Stops 50,000 SeaShield System
Reliability / Data Integrity
S.M.A.R.T.capable
Nonrecoverable Read Errors per Bits Read 1 per 1014
Environmental Operating Temperature (C) 0 to 60 Nonoperating Temperature (C) 70 to -40 Operating Shock (GS) @ 2 msec 63 Non Operating Shock (GS) @ 2 msec 350 Acoustics, Idle (BELS-type sound power) 21
Physical
Height (mm) 261
Width (mm) 10185
Depth (mm) 147
Weight (kg) 0635