HP DV7 manual Hard drive specifications

Hard drive specifications

	1-TB*	750-GB**	640-GB**	500-GB**	320-GB**	250-GB**	160-GB**
Dimensions
Height	12.7 mm	12.7 mm	9.5 mm	9.5 mm	9.5 mm	9.5 mm	9.5 mm
Length	100.2 mm	100.2 mm	100.2 mm	100.4 mm	100.4 mm	100.4 mm	100.4 mm
Width	69.9 mm	69.9 mm	69.9 mm	69.9 mm	69.9 mm	69.9 mm	69.9 mm
Weight	152 g	152 g	98 g	110 g	110 g	105 g	105 g
Interface type	SATA (3	SATA (3	SATA (3	SATA	SATA	SATA	SATA
	GB/sec)	GB/sec)	GB/sec)
Transfer rate
Synchronous (maximum)	97 MB/sec	97 MB/sec	106 MB/	1.1 GB/	1.1 GB/sec	1.1 GB/sec	1.1 GB/
			sec	sec	(internal)	(internal)	sec
				(internal)			(internal)
Security	ATA	ATA	ATA	ATA	ATA	ATA	ATA
	security	security	security	security	security	security	security
Seek times (typical read, including setting)
Single track	2 ms	2 ms	1.5 ms	1.5 ms	1.5 ms	1.5 ms	1.5 ms
Average (read/write)	12/16 ms	12/16 ms	12/13 ms	11/13 ms	11/13 ms	11/13 ms	11/13 ms
Maximum	21 ms	21 ms	24 ms	22 ms	22 ms	22 ms	22 ms
Logical blocks	1,953,525,	1,465,149,	1,250,263	976,773,1	628,142,4	488,397,1	312,581,8
	168	168	,728	68	48	68	08
Disk rotational speed	5400 rpm	7200 and	7200 and	7200 and	7200 and	7200 and	7200 and
		5400 rpm	5400 rpm	5400 rpm	5400 rpm	5400 rpm	5400 rpm
Operating			0°C to 60°C (32°F to 140°F)
temperature

*1 TB = 1 trillion bytes when referring to hard drive storage capacity. Actual accessible capacity is less.

**1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less.

NOTE: Certain restrictions and exclusions apply. Contact technical support for details.

118 Chapter 6 Specifications