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Seagate Desktop SSHD Product Manual, Rev. C 5
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) 1807
Track density (ktracks/inch avg)
1TB and 2TB 352
4TB 340
Areal density (Gb/in
2
) 625
Spindle speed (RPM)
1TB and 2TB 7200 ± 0.2%
4TB 5900 ± 0.2%
Internal data transfer rate (Mb/s max)
1TB and 2TB 2147
4TB 1813
Maximum sustained data transfer rate, OD read (MB/s
1TB and 2TB 210
4TB 180
Average data rate, read/write (MB/s)
1TB and 2TB 156
4TB 146
I/O data-transfer rate (MB/s max) 600