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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:
Standard models
ST3000DM001
ST2000DM001
ST1500DM003
ST1000DM003
2.1 Specification summary tables
The specifications listed in
or definition, refer to the appropriate section of this manual.
Table 1 Drive specifications summary for 3TB, 2TB, 1.5TB, 1TB and 750GB models
Drive Specification*
Formatted capacity (512 bytes/sector)**
Guaranteed sectors
Heads
Disks
Bytes per sector
(4K physical emulated at 512-byte sectors)
Default sectors per track
Default read/write heads
Default cylinders
Recording density (max)
Track density (avg)
Areal density (avg)
Spindle speed
Internal data transfer rate (max)
Average data rate, read/write (MB/s)
Maximum sustained data rate, OD read (MB/s)
I/O data-transfer rate (max)
Cache buffer
Height (max)
Width (max)
Length (max)
Weight (typical)
Average latency
Power-on to ready (max)
Power-on to ready, 2.5A
spin-up code option (typical)
Standby to ready (max)
Average seek, read (typical)
Average seek, write (typical)
Startup current 12V
Seagate Desktop HDD Product Manual, Rev. K
Self-Encryption models
ST750DM003
ST500DM002
ST320DM000
ST250DM000
Table 1
and
Table 2
are for quick reference. For details on specification measurement
ST3000DM001 &
ST3000DM002;
ST2000DM001
3000GB (3TB);
2000GB (2TB)
5,860,533,168;
3,907,029,168
626g /1.38 lb
ST3000DM002
ST2000DM002
ST1000DM004
ST2000DM001 &
ST2000DM002;
ST1500DM003
2000GB (2TB);
1500GB (1.5TB)
3,907,029,168;
2,930,277,168
6
4
3
2
4096
63
16
16,383
1807kFCI
352ktracks/in
625Gb/in
7200 RPM
2147Mb/s
156MB/s
210MB/s
600MB/s
64MB
26.1mm / 1.028 in
101.6mm /4.0 in (+ 0.010 in)
146.99mm / 5.787 in
535g / 1.18 lb
4.16ms
<17.0s
<10.0s
<17.0s
<8.5ms typical
<9.5ms typical
2.0A or 2.8A
Drive Specifications
ST1000DM003 &
ST1000DM004;
ST750DM003
1000GB (1TB);
750GB
1,953,525,168;
1,465,149,168
2
1
2
19.98mm / 0.787 in
101.6mm / 4.0 in (± 0.010 in)
146.99mm / 5.787 in
400g / 0.88 lb
<10.0s
n/a
<10.0s
2.0A
4
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