Seagate Enterprise Capacity 3.5 HDD v5.1 Product Manual, Rev. D
8
2.2
Formatted 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 4.3.1, "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
Formatted capacity*
Guaranteed sectors
Bytes per logical sector
2TB
3,907,029,168
512
1TB
1,953,525,168
Interface
Serial ATA (SATA)
Recording method
Perpendicular
Recording density, KBPI (Kb/in max)
1936
Track density, KTPI (ktracks/in avg)
330
Areal density (GFC/in
2
avg)
651
Spindle speed (RPM) (± 0.2%)
7200
Internal data transfer rate (Mb/s max)
2585
Sustained data transfer rate (max)
185 MiB/s (193 MB/s)
I/O data-transfer rate (MB/s max)
600 (Ultra DMA mode 5)
Power-on to Ready (sec)
17 (max)
Standby to Ready (sec)
17 (max)
Ready to spindle stop (sec)
12 (max)
