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Samsung SpinPoint HM641JI 640GB SATA/300 5400RPM 8MB 2.5 Hard Drive
Samsung SpinPoint HM641JI 640 GB SATA300 25-inch Hard Drive General Features
640 GB storage capacity SATA300 interface 5400 RPM spindle speed 8 MB buffer
12 ms average seek time 512 Byte per sector 138 MBs media transfer rate
40 seconds drive ready time 25-inch form factor 95 mm drive height Power Specifications
DC 5V 085A