Formatted Capacity; Lba Mode; Default Logical Geometry; Recording And Interface Technology - Seagate Constellation ES Product Manual

2.2

Formatted capacity

Formatted
Model capacity*
ST2000NM0011
ST2000NM0031 2TB
ST2000NM0051
ST1000NM0011
ST1000NM0031 1TB
ST1000NM0051
ST500NM0011
ST500NM0031 500GB
ST500NM0051
*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

Default logical geometry

Cylinders Read/write heads
16,383 16
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.
2.4

Recording and interface technology

Interface
Recording method
Recording density, KBPI (Kb/in max)
Track density, KTPI (ktracks/in avg)
2
Areal density (Gb/in avg)
Spindle speed (RPM) (± 0.2%)
Internal data transfer rate (Mb/s max)
Sustained data transfer rate (MB/s max)
I/O data-transfer rate (MB/s max)
Constellation ES Serial ATA Product Manual, Rev. D
Guaranteed
sectors
3,907,029,168
1,953,525,168
976,773,168
Sectors per track
63
Bytes per sector
512
Serial ATA (SATA)
Perpendicular
1523
237
324
7200
1300
147
600 (Ultra DMA mode 5)
7