Seagate ST4000VM000 manual Formatted capacity, LBA mode, Default logical geometry

www.seagate.com Drive Specifications

2.2Formatted capacity

Model	Formatted	Guaranteed	Bytes per sector
	capacity*	sectors
			4096
ST2000VM003	2TB	3,907,029,168	(512 bytes per sector emulated
			at the interface)
			4096
ST1000VM002	1TB	1,953,525,168	(512 bytes per sector emulated
			at the interface)

*One GB equals one billion bytes and 1TB equals one trillion 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 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 137GBs.

2.3Default 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.

2.4Recording and interface technology

	ST2000VM003	ST1000VM002
Interface	SATA	SATA
Recording method	Perpendicular	Perpendicular
Recording density (max)	1807kFCI	1807kFCI
Track density (avg)	352ktracks/in	352ktracks/in
Areal density (avg)	625Gfc/in2	625Gfc/in2
Spindle speed (RPM)	5900 ± 0.2%	5900 ± 0.2%
Internal data transfer rate (max)	2147Mb/s	2147Mb/s
Sustained data transfer rate (max)	159MB/s	159MB/s
I/O data-transfer rate (max)	600MB/s	600MB/s

Video 3.5 HDD Product Manual, Rev. H 13