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Seagate Desktop HDD Product Manual, Rev. F 6
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
3TB 1550kFCI
4TB 1807kFCI
Track density (ktracks/inch avg)
3TB and 4TB 340
Areal density (Gb/in
2
)
3TB 625
4TB 536
Internal data transfer rate (Mb/s max)
3TB 1813
4TB 1813
Maximum sustained data transfer rate, OD read (MB/s)
3TB and 4TB 180
Average data rate, read/write (MB/s)
3TB and 4TB 146
I/O data-transfer rate (MB/s max) 600