Seagate STBD2000101, Product Manual

Page: 32 / 68

26 Barracuda 7200.10 Serial ATA Product Manual, Rev. K
2.2 Formatted capacity
*One Gbyte 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 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 137 Gbytes.
2.3 Default logical geometry
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 .
Model
Formatted
capacity*
Guaranteed
sectors
Bytes per sector
ST3750640AS
ST3750840AS
750 Gbytes 1,465,149,168 512
ST3500630AS
ST3500830AS
500 Gbytes 976,773,168 512
ST3400620AS
ST3400820AS
400 Gbytes 781,422,768 512
ST3320620AS
ST3320820AS
320 Gbytes 625,142,448 512
ST3300620AS
ST3300820AS
300 Gbytes 586,072,368 512
ST3250620AS
ST3250820AS
ST3250410AS
ST3250310AS
250 Gbytes 488,397,168 512
ST3200820AS 200 Gbytes 390,721,968 512
ST3160815AS
ST3160310AS
ST3160215AS
160 Gbytes 312,581,808 512
ST3120815AS
ST3120215AS
120 Gbytes 234,441,648 512
ST380815AS
ST380215AS
80 Gbytes 156,301,488 512
ST340815AS
ST340215AS
40 Gbytes 78,165,360 512
Cylinders Read/write heads Sectors per track
16,383 16 63