Seagate ST3160023AS Product Manual - Page 11

2.0 Drive specifications Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. For convenience, the phrases the drive and this drive are used throughout this manual to indicate the ST3200822AS, ST3160827AS, ST3160023AS, ST3160021AS, ST3120827AS, ST3120026AS, ST3120022AS, ST380817AS, ST380013AS, ST380011AS, ST340111AS and ST340014AS models. 2.1 Specification summary table The specifications listed in this table are for quick reference. For details on specification measurement or definition, see the appropriate section of this manual. Table 2: Drive specifications Drive specification Formatted Gbytes (512 bytes/sector)* Guaranteed sectors Bytes per sector Default sectors per track Default read/write heads Default cylinders Physical read/write heads Discs Recording density in BPI (bits/inch max) Track density TPI (tracks/inch max) Areal density (Gbits/inch2 max) Spindle speed (RPM) Internal transfer rate (Mbytes/sec max) Sustained transfer rate OD (Mbytes/sec) I/O data transfer rate (Mbytes/sec max) ATA data-transfer modes supported Cache buffer Height (max) Width (max) Length (max) Weight (typical) ST3200822AS ST3160827AS ST3120827AS ST380817AS ST3160023AS ST3120026AS ST380013AS ST340111AS ST3160021AS ST3120022AS ST380011AS ST340014AS 200 160 120 80 40 390,721,968 512 63 312,581,808 234,441,648 156,301,488 78,165,360 16 16,383 4 4 3 2 1 2 671,500 98,000 2 2 595,000 94,600 1 1 68.5 56.3 7,200 85.4 58 150 SATA 1.0, SATA II PIO modes 0-4 Multiword DMA modes 0-2 Ultra DMA modes 0-6 8 Mbytes: ST3200822AS, ST3160827AS, ST3160023AS, ST3120827AS, ST3120026AS, ST380817AS, ST380013AS and ST340111AS 2 Mbytes: ST3160021AS, ST3120022AS, ST380011AS, and ST340014AS 26.035 mm (1.028 inches) 101.6 mm (4.000 inches) 146.99 mm (5.787 inches) 635 grams (1.4 lb) Barracuda 7200.7 Serial ATA Product Manual, Rev. N 3