3 recording and interface technology, 4 physical characteristics, Recording and interface technology – Seagate BARRACUDA ST3500410AS User Manual
Page 17: Physical characteristics

Barracuda 7200.12 Serial ATA Product Manual, Rev. H
11
2.3
Recording and interface technology
Interface
Serial ATA (SATA)
Recording method
Perpendicular
Recording density (kbits/inch max)
1413
Track density (ktracks/inch avg)
236
Areal density (Gbits/inch
2
avg)
329
Spindle speed (RPM)
7,200 ± 0.2%
Internal data transfer rate (Mbits/sec max)
1695
Sustained data transfer rate (Mbytes/sec max)
125
I/O data-transfer rate (Mbytes/sec max)
300
2.4
Physical characteristics
Maximum height
1000 and 750GB models
26.1mm / 1.028 in
500, 320, 250 and 160GB models
19.98mm / 0.787 in
Maximum width
101.6mm / 4.000 (+ 0.010 in)
Maximum length
146.99mm / 5.787 in
Typical weight
1000 and 750GB models
622g / 1.371 lb
500, 320, 250 and 160GB models
415g / 0.915 lb
Cache buffer
1000 and 750GB models
32MB (32,768kb)
500 and 320GB models
16MB (16,384kb)
250 and 160GB models
8MB (8,192kb)
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