Seagate Exos 7E8 SATA Product Manual, Rev. F
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2.2Formatted capacity
* One GB equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and formatting.
2.2.1
LBA mode
When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to
n–1,
where
n
is
the number of
guaranteed sectors as defined above
.
See
Section 6.3.1, "Identify Device command"
(words 60-61 and 100-103) for additional information about 48-bit addressing
support of drives with capacities over 137GB.
2.3
Recording and interface technology
2.4
Start/stop times
ST models
Formatted capacity*
Guaranteed sectors
Bytes per logical sector
ST8000NM002A, ST8000NM005A,
ST8000NM009A, ST8000NM013A
8TB
1,953,506,646
4096
ST6000NM022A, ST6000NM024A,
ST6000NM026A, ST6000NM028A
6TB
1,465,130,646
ST4000NM001A, ST4000NM008A,
ST4000NM022A
4TB
976,754,646
ST2000NM002A, ST2000NM008A,
ST2000NM014A
2TB
488,378,646
Interface
Serial ATA (SATA)
Recording method
Perpendicular
Recording density, KBPI (Kb/in max)
2509
Track density, KTPI (ktracks/in, 0 Skew)
371
Areal density (Gb/in
2
, @ 0 skew mid-disk)
930
Spindle speed (RPM) (± 0.2%)
7200
Internal data transfer rate (Mb/s max)
2850
Sustained data transfer rate (MiB/s max) 8TB models
238 (249 MB/s max)
Sustained data transfer rate (MiB/s max) 6TB, 4TB, 2TB models
216 (226 MB/s max)
I/O data-transfer rate (MB/s max)
600 (Ultra DMA mode 5)
Power-on to Ready (sec) (typ/max)
23/30
Standby to Ready (sec) (typ/max)
23/30
Ready to spindle stop (sec) (max)
23
