Seagate Desktop HDD Product Manual, Rev. J
4
www.seagate.com
Drive Specifications
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 following
drive models:
2.1
Specification summary tables
The specifications listed in
Table 1
and
Table 2
are for quick reference. For details on specification measurement or
definition, refer to the appropriate section of this manual.
ST3000DM001
ST2000DM001
ST1500DM003
ST1000DM003
ST750DM003
ST500DM002
ST320DM000
ST250DM000
Table 1
Drive specifications summary for 3TB, 2TB, 1.5TB, 1TB and 750GB models
Drive Specification*
ST3000DM001
;
ST2000DM001
ST2000DM001
;
ST1500DM003
ST1000DM003
;
ST750DM003
Formatted capacity (512 bytes/sector)**
3000GB (3TB);
2000GB (2TB)
2000GB (2TB);
1500GB (1.5TB)
1000GB (1TB);
750GB
Guaranteed sectors
5,860,533,168;
3,907,029,168
3,907,029,168;
2,930,277,168
1,953,525,168;
1,465,149,168
Heads
6
4
2
Disks
3
2
1
Bytes per sector
(4K physical emulated at 512-byte sectors)
4096
Default sectors per track
63
Default read/write heads
16
Default cylinders
16,383
Recording density (max)
1807kFCI
Track density (avg)
352ktracks/in
Areal density (avg)
625Gb/in
2
Spindle speed
7200 RPM
Internal data transfer rate (max)
2147Mb/s
Average data rate, read/write (MB/s)
156MB/s
Maximum sustained data rate, OD read (MB/s)
210MB/s
I/O data-transfer rate (max)
600MB/s
Cache buffer
64MB
Height (max)
26.1mm / 1.028 in
19.98mm / 0.787 in
Width (max)
101.6mm /4.0 in (+ 0.010 in)
101.6mm / 4.0 in (± 0.010 in)
Length (max)
146.99mm / 5.787 in
146.99mm / 5.787 in
Weight (typical)
626g /1.38 lb
535g / 1.18 lb
400g / 0.88 lb
Average latency
4.16ms
Power-on to ready (max)
<17.0s
<10.0s
Power-on to ready, 2.5A
spin-up code option (typical)
<10.0s
n/a
Standby to ready (max)
<17.0s
<10.0s
Average seek, read (typical)
Average seek, write (typical)
<8.5ms typical
<9.5ms typical
Startup current 12V
2.0A or 2.8A
2.0A
Voltage tolerance (including noise)
5V: ±5%
12V: +10% / -7.5%
Ambient temperature
0° to 60°C (operating)
–40° to 70°C (non-operating)
