| Drive specification |
ST3120213A |
| Formatted Gbytes (512 bytes/sector)* |
120 |
| Guaranteed sectors |
234,441,648 |
| Bytes per sector |
512 |
| Default sectors per track |
63 |
| Default read/write heads |
16 |
| Default cylinders |
16,383 |
| Recording density in KBPI (kbits/inch max) |
840.0 |
| Track density KTPI (ktracks/inch avg) |
141.5 |
| Areal density (Gbits/sq. inch avg) |
119.0 |
| Spindle speed (RPM) |
7,200 |
| Internal data transfer rate (Mbits/sec max) |
867.2 |
| Sustained transfer rate OD (Mbytes/sec) |
83 |
| I/O data transfer rate (Mbytes/sec max) |
100 |
| ATA data-transfer modes supported |
PIO modes 0–4Multiword DMA modes 0–2Ultra DMA modes 0–5 |
| Cache buffer |
2 Mbytes |
| Height (max) |
26.1 mm (1.028 inches) |
| Width (max) |
101.6 mm (4.000 inches) |
| Length (max) |
146.99 mm (5.787 inches) |
| Weight (max) grams |
580 |
| Average latency (msec) |
4.16 |
| Power-on to ready (typical) |
10 sec |
| Standby to ready (typical) |
10 sec |
| Track-to-track seek time (msec typical) |
0.8 (read), 1.0 (write) |
| Average seek, read (msec typical) |
11 |
| Average seek, write (msec typical) |
12 |
| Nonrecoverable read errors |
1 per 10^14 bits read |
| Startup current (typical) 12V (peak) |
2.8 amps |
| Operating power (typical) watts |
12.0 |
| Operational Shock (Gs max at 2 msec) |
63 |
| Non-Operational Shock (Gs max at 2 msec) |
350 Gs |
| Drive acoustics, sound power (bels) |
Idle - 2.5 (typical)
Quiet seek - 2.8 (typical) |
| Voltage tolerance (including noise) |
5V ± 5%
12V ± 10% |
| Ambient temperature |
0° to 60°C (op.)
–40° to 70°C (nonop.) |
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 "ST3120213A IDE ATA/100 Hard Drive Photo"){kind=small}
 "ST3120213A IDE ATA/100 Hard Drive Photo"){kind=small}
 "ST3120213A IDE ATA/100 Hard Drive Photo"){kind=small}
