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CONSTELLATION ES.3 SERIAL ATA PRODUCT MANUAL, REV. A 7
2.2 FORMATTED CAPACITY
Formatted capacity* Guaranteed sectors Bytes per sector
4TB 7,814.037,168
512
3TB 5,860,533,168
2TB 3,907,029,168
1TB 1,953,525,168
*One GB equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and formatting.
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 6.3.1, "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 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.
2.4 RECORDING AND INTERFACE TECHNOLOGY
Interface Serial ATA (SATA)
Recording method Perpendicular
Recording density, KBPI (Kb/in max) 1862
Track density, KTPI (ktracks/in avg) 305
Areal density (Gb/in
2
avg) 566
Spindle speed (RPM) (± 0.2%) 7200
Internal data transfer rate (Mb/s max) 2160
Sustained data transfer rate (MB/s max) 175
I/O data-transfer rate (MB/s max) 600 (Ultra DMA mode 5)
2.5 START/STOP TIMES
4TB models 3TB models 2TB models 1TB models
Power-on to Ready (sec) 16 14 12 10
Standby to Ready (sec) 16 14 12 10
Ready to spindle stop (sec) 16 13 10 8