HD2,5" 320GB Seagate ST9320423AS Sata 7200rpm 16mb [ST9320423AS]

SPECIFICATIONS Model Number ST9320423AS Interface SATA 3Gb/s Cache 16MB Capacity 320GB Areal density (avg) 394Gb/in2 Guaranteed Sectors 625,142,448 PHYSICAL Height 9.5mm (0.370 in) Width 69.85mm (2.750 in) Length 100.35mm (3.951 in) Weight (typical) 110g (0.238 lb) PERFORMANCE Spin Speed 7200 RPM Average latency 4.17ms Random read seek time 11.0ms Random write seek time 13.0ms RELIABILITY Annual Failure Rate 0.5% POWER 5V start max current 1.0A FEATURES Storage Type HDD