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250 GB 7200 rpm SATA
250 GB 7200 rpm SATA250 GB 7200 rpm SATA
250 GB 7200 rpm SATA
Hard Drive
Hard DriveHard Drive
Hard Drive
Drive Weight
Drive WeightDrive Weight
Drive Weight
0.25 lbs (115g)
Capacity
CapacityCapacity
Capacity
250 GB
Height
HeightHeight
Height
0.37 in (9.5 mm) or on some models 0.28 in (7 mm)
Width
WidthWidth
Width
2.75 in (70 mm)
Interface
InterfaceInterface
Interface
ATA-8, SATA 2.6, 3.0 Gb/s, NCQ
Transfer Rate
Transfer RateTransfer Rate
Transfer Rate
Synchronous
SynchronousSynchronous
Synchronous
(maximum)
100 MB/s (Drive Capability)
Seek Time
Seek TimeSeek Time
Seek Time
(typical reads, including
settling)
Single Track
Single TrackSingle Track
Single Track
1.5 ms
Average
AverageAverage
Average
11 ms
Maximum
MaximumMaximum
Maximum
22 ms
Rotational Speed
Rotational SpeedRotational Speed
Rotational Speed
7200 rpm
Logical Blocks
Logical BlocksLogical Blocks
Logical Blocks
488,397,168
Operating Temperature
Operating TemperatureOperating Temperature
Operating Temperature
32° to 140° F (0° to 60° C) [case temp]
Features
FeaturesFeatures
Features
ATA Security
256 GB
256 GB256 GB
256 GB
2.5-Inch SATA Solid State
2.5-Inch SATA Solid State2.5-Inch SATA Solid State
2.5-Inch SATA Solid State
Drive
DriveDrive
Drive
Weight
WeightWeight
Weight
80.1 Grams
Capacity
CapacityCapacity
Capacity
256 GB
Height
HeightHeight
Height
0.37 in (9.5 mm)
Width
WidthWidth
Width
2.75 in (70 mm)
Interface
InterfaceInterface
Interface
SATA
Performance
PerformancePerformance
Performance
Maximum Sequential
Maximum SequentialMaximum Sequential
Maximum Sequential
Read
ReadRead
Read
Maximum Sequential Write
Maximum Sequential WriteMaximum Sequential Write
Maximum Sequential Write
220 MB/s 200 MB/s
Logical Blocks
Logical BlocksLogical Blocks
Logical Blocks
500,118,192
Operating Temperature
Operating TemperatureOperating Temperature
Operating Temperature
32° to 158°F (0° to 70°C) [case temp]
Features
FeaturesFeatures
Features
ATA Security; ATA-7;SATA 2.6; DIPM
160 GB
160 GB160 GB
160 GB
2.5-inch SATA Solid State
2.5-inch SATA Solid State2.5-inch SATA Solid State
2.5-inch SATA Solid State
Drive
DriveDrive
Drive
Weight
WeightWeight
Weight
78 Grams
Capacity
CapacityCapacity
Capacity
160 GB
Height
HeightHeight
Height
0.275 in (7 mm)
Width
WidthWidth
Width
2.75 in (70 mm)
Interface
InterfaceInterface
Interface
SATA
Performance
PerformancePerformance
Performance
Maximum Sequential
Maximum SequentialMaximum Sequential
Maximum Sequential
Read
ReadRead
Read
Maximum Sequential Write
Maximum Sequential WriteMaximum Sequential Write
Maximum Sequential Write
250 MB/s
70 MB/s
Logical Blocks
Logical BlocksLogical Blocks
Logical Blocks
312,581,808
Operating Temperature
Operating TemperatureOperating Temperature
Operating Temperature
32° to 158°F (0° to 70°C) [case temp]
Features
FeaturesFeatures
Features
ATA Security; ATA-7 ;SATA 2.6; DIPM
Optical Drives
Optical DrivesOptical Drives
Optical Drives
QuickSpecs
HP EliteBook 8540w Mobile Workstation
HP EliteBook 8540w Mobile WorkstationHP EliteBook 8540w Mobile Workstation
HP EliteBook 8540w Mobile Workstation
Technical Specifications
DA - 13529 Canada — Version 20 — November 23, 2010
Page 27