Specifications
Model Number	ST3250318AS
Interface	SATA 3.0Gb/s
Cache	8MB
Capacity	250 GB
Areal density (avg)	329 Gbits/inch2
Guaranteed Sectors	488,397,168
PHYSICAL
Height (max)	19.98 mm (0.787 inches)
Width (max)	101.6 mm (4.000 inches)
Length (max)	146.99 mm (5.787 inches)
Weight (typical)	415 grams (0.915 pounds)
PERFORMANCE
Spindle Speed	7,200 rpm
Average latency	4.16 msec
Random read seek time	<8.5 msec
Random write seek time	<9.5 msec
RELIABILITY
Annual Failure Rate	0.32%
POWER
Maximum start current, DC	2.0 amps