Твърд диск 640GB Seagate, SATA2, 7200rpm, 32MB

Barracuda 7200.11 SATA 3Gb/s 640-GB Hard Drive

Key Advantages

* Delivers 640-GB capacity
* Ships with the industry’s most reliable and proven perpendicular magnetic recording technology
* Delivers high performance
o 115-MB/s sustained data rate
o 32-MB cache buffer
* Environmentally friendly
o Consumes almost 15 percent less power during idle than previous products, enabling customers to build low-power systems
o Meets strict RoHS environmental requirements
* Leverages best combination of technology (areal density, PMR) and proven components for volume availability
* Ships with an industry-best 5-year limited warranty


Specifications 640 GB

Model Number ST3640323AS
Interface SATA 3.0Gb/s
Cache 32 MBytes
Capacity 640 GB
Guaranteed Sectors 1,250,284,896

PHYSICAL

Height (max) 26.1 mm (1.028 inches)
Width (max) 101.6 mm (4.000 inches)
Length (max) 146.99 mm (5.787 inches)
Weight (typical) 543 grams (1.119 pounds)

PERFORMANCE

Spindle Speed 7,200 rpm
Average latency 4.16 msec
Random read seek time <8.5 msec
Random write seek time <10.0 msec

RELIABILITY
Annual Failure Rate 0.34%

POWER

Maximum operating current, DC 2.8 amps


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