User Manual
Seagate Enterprise Capacity 3.5 HDD v5.1 Product Manual, Rev. C 6
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 the following tables are for quick reference. For details on specification measurement or definition, see the
appropriate section of this manual.
Table 1 Drive specifications summary
Standard 512n models Instant Secure Erase models
ST2000NM0008 ST1000NM0008 ST2000NM0018 ST1000NM0018
Drive specification*
ST2000NM0008 and ST2000NM0018 ST1000NM0008 and ST1000NM0018
Formatted (512N bytes/sector)** 2000GB (2TB) 1000GB (1TB)
Guaranteed sectors 3,907,029,168 1,953,525,168
Heads 4 2
Discs 2
Bytes per logical sector 512
Recording density, KBPI (Kb/in max) 1936
Track density, KTPI (ktracks/in avg.) 330
Areal density, (GFC/in
2
avg) 651
Spindle speed (RPM) 7200
Internal data transfer rate (Mb/s max) 2585
Sustained data transfer rate OD (max) 185MiB/s
I/O data-transfer rate (MB/s max) 600
ATA data-transfer modes supported
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–6
Cache buffer 128MB
Weight: (maximum) 550g (1.213 lb)
Average latency 4.16ms
Power-on to ready (sec) 17 (max)
Standby to ready (sec) 17 (max)
Startup current (typical) 12V (peak) 2.8A
Voltage tolerance (including noise)
5V ±5%
12V ±10%
Non-Operating (Ambient °C) -40° to 70°
Operating ambient temperature (min °C) 5°
Operating temperature (drive case max °C) 60°
†
Temperature gradient
(°C per hour max)
20°C (operating)
30°C (non-operating)
Relative humidity
5% to 95% (operating)
5% to 95% (non-operating)
Relative humidity gradient 20% per hour max (operating & non-operating)
Altitude, operating
–304.8 m to 3,048 m
(–1000 ft to 10,000+ ft)
Altitude, non-operating
(below mean sea level, max)
–304.8 m to 12,192 m
(–1000 ft to 40,000+ ft)
Operational Shock (max at 2 ms)
Read 70 Gs
Write 40 Gs
Non-Operational Shock (max at 2 ms) 300 Gs
Vibration, operating
5–22 Hz: 0.25 Gs, Limited displacement
22–350 Hz: 0.50 Gs
350–500 Hz: 0.25 Gs