Operation Manual

Seagate Desktop HDD Product Manual, Rev. Y 12
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 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.
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 and 1TB models 1807
500GB, 320GB and 250GB models 1413
Track density (ktracks/inch avg) 352
Areal density (Gb/in
2
)
3TB, 2TB and 1TB models 625
500GB, 320GB and 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 and 1TB models 210
500GB, 320GB and 250GB models 144
Average data rate, read/write (MB/s)
3TB, 2TB and 1TB models 156
500GB, 320GB and 250GB models 125
I/O data-transfer rate (MB/s max) 600