Seagate NAS HDD - Recording and Interface Technology

Seagate NAS HDD Product Manual, Rev. C 9
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 4.3.2, "Identify Device command" (words 60-61 and 100-103) for additional information about 48-bit
addressing support of drives with capacities over 137GB.
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.
2.3 Recording and interface technology
2.4 Physical characteristics
Interface SATA
Recording method TGMR
Recording density
6TB & 8TB 1950 KFCI
Track density (ktracks/inch avg)
6TB & 8TB 435
Areal density (Gb/in
2
)
6TB & 8TB 848
Internal data transfer rate (Mb/s max)
6TB & 8TB 1900
Maximum sustained data transfer rate, OD read (MB/s)
6TB & 8TB 190
I/O data-transfer rate (MB/s max) 600
Maximum height 26.11mm / 1.028 in
Maximum width 101.6mm / 4.0 in (±0.010 in)
Maximum length 146.99mm / 5.787 in
Typical weight
6TB & 8TB 780g / 1.72 lb
Cache buffer 128MB