Drive Specifications; Specification Summary Table - Seagate ST3160023AS - Barracuda 160 GB Hard Drive Product Manual

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,
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 defi-
nition, 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)
2
Areal density (Gbits/inch 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)
Barracuda 7200.7 Serial ATA Product Manual, Rev. N
ST3160023AS, ST3160021AS,
ST3160827AS
ST3200822AS ST3160023AS
ST3160021AS
200 160
390,721,968 312,581,808
512
63
16
16,383
4 4
2 2
671,500 595,000
98,000 94,600
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)
ST3120827AS, ST3120026AS,
ST3120827AS ST380817AS
ST3120026AS ST380013AS
ST3120022AS ST380011AS
120 80
234,441,648 156,301,488
3 2
2 1
ST340111AS
ST340014AS
40
78,165,360
1
1
3