Seagate ST3500418AS ユーザーズマニュアル
Barracuda 7200.12 Serial ATA Product Manual, Rev. B
11
2.3
Recording and interface technology
2.4
Physical characteristics
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
Maximum height
1000 and 750 GB models
26.1 mm (1.028 inches)
500, 320, 250 and 160 GB models
19.98 mm (0.787 inches)
Maximum width
101.6 mm (4.000 +/- 0.010 inches)
Maximum length
146.99 mm (5.787 inches)
Typical weight
1000 and 750 GB models
655 grams (1.444 lbs)
500, 320, 250 and 160 GB models
415 grams (0.915 lbs)
Cache buffer
1000 and 750 GB models
32 Mbytes (32,768 kbytes)
500 and 320 GB models
16 Mbytes (16,384 kbytes)
250 and 160 GB models
8 Mbytes (8,192 kbytes)