Seagate Desktop HDD Product Manual - Page 12

LBA mode, 2.3 Default logical geometry, 2.4 Recording and interface technology, 3TB, 2TB, 1.5TB

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www.seagate.com Drive Specifications 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 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. 2.4 Recording and interface technology Interface Recording method Recording density (kFCI) SATA TGMR 3TB, 2TB, 1.5TB, 1TB and 750GB models 1807 500GB, 320GB and 250GB models 1413 Track density (ktracks/inch avg) 352 Areal density (Gb/in2) 3TB, 2TB, 1.5TB, 1TB and 750GB models 625 500GB, 320GB, 250GB models 329 Spindle speed (RPM) 7200 ± 0.2% Internal data transfer rate (Mb/s max) 2147 Maximum sustained data transfer rate, OD read (MB/s) 3TB, 2TB, 1.5TB, 1TB and 750GB models 210 500GB, 320GB, 250GB models 144 Average data rate, read/write (MB/s) 3TB, 2TB, 1.5TB, 1TB and 750GB models 156 500GB, 320GB, 250GB models 125 I/O data-transfer rate (MB/s max) 600 Seagate Desktop HDD Product Manual, Rev. J 8

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Seagate Desktop HDD Product Manual, Rev. J
8
www.seagate.com
Drive Specifications
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
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
.
2.4
Recording and interface technology
Interface
SATA
Recording method
TGMR
Recording density
(kFCI)
3TB, 2TB, 1.5TB, 1TB and 750GB models
1807
500GB, 320GB and 250GB models
1413
Track density
(ktracks/inch avg)
352
Areal density
(Gb/in
2
)
3TB, 2TB, 1.5TB, 1TB and 750GB models
625
500GB, 320GB, 250GB models
329
Spindle speed
(RPM)
7200 ± 0.2%
Internal data transfer rate
(Mb/s max)
2147
Maximum sustained data transfer rate, OD read
(MB/s)
3TB, 2TB, 1.5TB, 1TB and 750GB models
210
500GB, 320GB, 250GB models
144
Average data rate, read/write
(MB/s)
3TB, 2TB, 1.5TB, 1TB and 750GB models
156
500GB, 320GB, 250GB models
125
I/O data-transfer rate
(MB/s max)
600