Seagate ST33000651SS Constellation ES SATA Product Manual - Page 12

Formatted capacity, Default logical geometry, Recording and interface technology

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3.2 Formatted capacity Model ST32000644NS ST31000524NS ST3500514NS Formatted capacity* 2TB 1TB 500GB Guaranteed sectors 3,907,029,168 1,953,525,168 976,773,168 Bytes per sector 512 *One GB equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and formatting. 3.2.1 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 5.3.1, "Identify Device command" (words 60-61 and 100-103) for additional information about 48bit addressing support of drives with capacities over 137GB. 3.3 Default logical geometry Cylinders 16,383 Read/write heads 16 Sectors per track 63 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. 3.4 Recording and interface technology Interface Recording method Recording density, KBPI (Kb/in max) Track density, KTPI (ktracks/in avg) Areal density (Gb/in2 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) Serial ATA (SATA) Perpendicular 1421 240 347 7200 1300 140 300 (Ultra DMA mode 5) 6 Constellation ES Serial ATA Product Manual, Rev. G

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Constellation ES Serial ATA Product Manual, Rev. G
3.2
Formatted capacity
Model
Formatted
capacity*
Guaranteed
sectors
Bytes per sector
ST32000644NS
2TB
3,907,029,168
512
ST31000524NS
1TB
1,953,525,168
ST3500514NS
500GB
976,773,168
*One GB equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment
and formatting.
3.2.1
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 5.3.1, "Identify Device command" (words 60-61 and 100-103) for additional information about 48-
bit addressing support of drives with capacities over 137GB.
3.3
Default logical geometry
Cylinders
Read/write heads
Sectors per track
16,383
16
63
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
.
3.4
Recording and interface technology
Interface
Serial ATA (SATA)
Recording method
Perpendicular
Recording density, KBPI (Kb/in max)
1421
Track density, KTPI (ktracks/in avg)
240
Areal density (Gb/in
2
avg)
347
Spindle speed (RPM) (± 0.2%)
7200
Internal data transfer rate (Mb/s max)
1300
Sustained data transfer rate (MB/s max)
140
I/O data-transfer rate (MB/s max)
300 (Ultra DMA mode 5)