HP ENVY dv4t-5300 HP Envy dv4 Notebook PC Maintenance and Service Guide - Page 88

Hard drive specifications

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Hard drive specifications 1 TB* 750 GB** 640 GB** 500 GB** 320 GB** Dimensions Height 9.5 mm 9.5 mm 9.5 mm 9.5 mm 9.5 mm and 7.0 mm Length 100.2 mm 100.2 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 Weight 152 g 110 g 110 g 110 g 110 g Interface type SATA SATA SATA SATA SATA Transfer rate Synchronous (maximum) 97 MB/sec 97 MB/sec 97 MB/sec 97 MB/sec 97 MB/sec Security ATA security ATA security ATA security ATA security ATA security Seek times (typical read, including setting) Single track 2.0 ms 2.0 ms 1.5 ms 1.5 ms 1.5 ms Average (read/write) 12/16 ms 12/16 ms 11/13 ms 11/13 ms 11/13 ms Maximum 21 ms 22 ms 221 ms 22 ms 22 ms Logical blocks 1,953,525,168 1,465,149,168 1,282,009,226 976,773,168 628,142,448 Disk rotational speed 5400 rpm 7200 and 5400 rpm 5400 rpm 7200 and 5400 rpm 5400 rpm Operating temperature 0°C to 60°C (32°F to 140°F) *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. 80 Chapter 6 Specifications

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Hard drive specifications
1 TB*
750 GB**
640 GB**
500 GB**
320 GB**
Dimensions
Height
9.5 mm
9.5 mm
9.5 mm
9.5 mm
9.5 mm
and 7.0 mm
Length
100.2 mm
100.2 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
Weight
152 g
110 g
110 g
110 g
110 g
Interface type
SATA
SATA
SATA
SATA
SATA
Transfer rate
Synchronous (maximum)
97 MB/sec
97 MB/sec
97 MB/sec
97 MB/sec
97 MB/sec
Security
ATA security
ATA security
ATA security
ATA security
ATA security
Seek times
(typical read, including setting)
Single track
2.0 ms
2.0 ms
1.5 ms
1.5 ms
1.5 ms
Average (read/write)
12/16 ms
12/16 ms
11/13 ms
11/13 ms
11/13 ms
Maximum
21 ms
22 ms
221 ms
22 ms
22 ms
Logical blocks
1,953,525,168
1,465,149,168
1,282,009,226
976,773,168
628,142,448
Disk rotational speed
5400 rpm
7200
and 5400 rpm
5400 rpm
7200
and 5400 rpm
5400 rpm
Operating temperature
0°C to 60°C (32°F to 140°F)
*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.
80
Chapter 6
Specifications