Seagate BARRACUDA ST3500830AS User Manual download pdf (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

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

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

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

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