Seagate manual Specification summary tables, Drive specification ST2000VM002 ST1500VM002

2.0 Drive Specifications

Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. For convenience, the phrases the drive and this drive are used throughout this manual to indicate the following drive models:

ST2000VM002ST1500VM002

2.1Specification summary tables

The specifications listed in the following tables are for quick reference. For details on specification measurement or definition, see the appropriate section of this manual.

Table 1 Drive specifications summary for 2000GB and 1500GB Models

Drive specification	ST2000VM002	ST1500VM002
Formatted capacity (4K/sector)*	2000GB	1500GB
Guaranteed sectors	3,907,029,168	2,930,277,168
Heads	6	6
Disks	3	3
Bytes per sector	4K	4K
	(512 bytes per sector emulated	(512 bytes per sector emulated
	at the interface)	at the interface)
Default sectors per track	63	63
Default read/write heads	16	16
Default cylinders	16,383	16,383
Recording density (max)	1632kb/in	1632kb/in
Track density (avg)	274ktracks/in	274 ktracks/in
Areal density (avg)	422Gb/in2	422Gb/in2
Spindle speed	5900 RPM	5900 RPM
Internal data transfer rate (max)	1928Mb/s	1928Mb/s
Sustained data transfer rate OD	144MB/s	144MB/s
I/O data-transfer rate	300MB/s	300MB/s
ATA data-transfer modes supported	PIO modes: 0 to 4
	Multiword DMA modes: 0 to 2
	Ultra DMA modes: 0 to 6
Cache buffer	64MB	64MB
Height (max)	26.1mm / 1.028 in	26.1mm / 1.028 in
Width (max)	101.6mm / 4.0 in	101.6mm / 4.0 in
	(± 0.010 in)	(± 0.010 in)
Length (max)	147.00mm / 5.78 in	147.00mm / 5.78 in
Weight (typical)	635g / 1.39 lb	635g / 1.39 lb
Average latency	4.16ms	4.16ms

Pipeline HD SATA Product Manual, Rev. B 11