Seagate BarraCuda Product Manual, Rev. D
6
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
are for quick reference. For details on specification measurement or definition, refer to
the appropriate section of this manual.
ST8000DM004
ST6000DM003
ST4000DM004
ST3000DM007
ST2000DM005
Table 1
Drive specifications summary for 8TB & 6TB model
Drive Specification*
ST8000DM004
ST6000DM003
Formatted capacity (512 bytes/sector)**
8000GB (8TB)
6000GB (6TB)
Guaranteed sectors
15,628,053,168
11,721,045,168
Heads
8
6
Disks
4
3
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)
2294 kB/in
Track density (avg)
540 ktracks/in
Areal density (avg)
1203 Gb/in
2
SATA interface transfer rate
600 MB/s
Maximum data transfer rate
190 MB/s
ATA data-transfer modes supported
PIO modes: 0 to 4
Multiword DMA modes: 0 to 2
Ultra DMA modes 0 to 6
Cache buffer
256MB
Height (max)
26.1mm / 1.028 in
Width (max)
101.6mm (± 0.25) / 4.0 in (± 0.010)
Length (max)
146.99mm / 5.787 in
Weight (typical)
630g / 1.389 lb
610g / 1.345 lb
Average latency
6.0 ms
Power-on to ready (typ)
15.0s
Standby to ready (typ)
15.0s
Startup current (typical) 12V
2.0A
Voltage tolerance (including noise)
5V ±5%
12V ±10%
Non-Operating (Ambient °C)
–40° to 70°
Operating ambient temperature (min °C)
0°
Operating temperature (drive case max °C)
60°
†
Temperature gradient
20°C per hour max (operating)
30°C per hour max (non-operating)
Relative humidity
5% to 90% (operating)
5% to 95% (non-operating)
Relative humidity gradient (max)
30% per hour