Seagate BARRACUDA ST3500830AS - Manual (Page 33)

Barracuda 7200.10 Serial ATA Product Manual, Rev. J 27
2.4 Recording and interface technology
* 7200.10 family product achieved higher sustained data rate over same 7200.9 family capacity points using identical measurement
methodology.
Model capacity
750 500 400 320 300
Interface Serial ATA (SATA)
Recording method Perpendicular
Recording density (kbits/inch avg) 769
Track density (ktracks/inch avg) 141
Areal density (Gbits/inch 2 avg) 109
Spindle speed (RPM) 7,200 ± 0.2%
Internal data transfer rate (Mbits/sec max) 1,030
Sustained data transfer rate (read) (Mbytes/sec max) 78 72
I/O data-transfer rate (Mbytes/sec max) 300
Model capacity
160 120 80 40
Interface Serial ATA (SATA)
Recording method Perpendicular
Recording density (kbits/inch avg) 732
Track density (ktracks/inch avg) 137.259
Areal density (Gbits/inch 2 avg) 101
Spindle speed (RPM) 7,200 ± 0.2%
Internal data transfer rate (Mbits/sec max) 930
Sustained data transfer rate (read) (Mbytes/sec max) 78 *
I/O data-transfer rate (Mbytes/sec max) 300
Model capacity
ST3250620AS, ST3250820AS
and ST3200820AS
ST3250410AS and
ST3250310AS
Interface Serial ATA (SATA)
Recording method Perpendicular
Recording density (kbits/inch avg) 769 1,049
Track density (ktracks/inch avg) 141 155
Areal density (Gbits/inch 2 avg) 109 163
Spindle speed (RPM) 7,200 ± 0.2%
Internal data transfer rate (Mbits/sec max) 1,030 1,212
Sustained data transfer rate (read) (Mbytes/sec max) 72 106
I/O data-transfer rate (Mbytes/sec max) 300