Seagate Enterprise Value LBA mode, Recording and interface technology, Physical characteristics

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2.2.1LBA 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.

2.3Recording and interface technology

Interface	Serial ATA (SATA)
Recording method	Perpendicular
Recording density, KBPI (Kb/in max)	1807
Track density, KTPI (ktracks/in avg)	340
Areal density (Gb/in2 avg)	625
Spindle speed (RPM) (± 0.2%)	5900
Internal data transfer rate (Mb/s max)	1813
Sustained data transfer rate (MiB/s)	130 to 160
I/O data-transfer rate (MB/s max)	600 (Ultra DMA mode 5)

2.4Physical characteristics

Weight: (maximum)
4TB models	606g (1.33 lb)
Cache buffer	64MB (64,768KB)

Seagate Terascale HDD Product Manual, Rev. B 5