Seagate Desktop HDD Product Manual - Page 10
Drive Specification, ST500DM002, Table 2, Drive specifications summary for 500GB
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www.seagate.com Drive Specifications Table 2 Drive specifications summary for 500GB, 320GB and 250GB models Drive Specification* ST500DM002 ST320DM000 ST250DM000 Formatted capacity** 500GB 320GB 250GB Guaranteed sectors Heads Disks Bytes per sector (4K physical emulated at 512-byte sectors) Default sectors per track Default read/write heads Default cylinders Recording density (max) Track density (avg) Areal density (avg) Spindle speed Internal data transfer rate (max) Average Data Rate, read/write (MB/s) Maximum sustained data transfer rate, OD read I/O data-transfer rate (max.) Cache buffer Height (max) Width (max) Length (max) Weight (typical) Average latency Power-on to ready (max) Power-on to ready, 2.5A spin-up code option (typ) Standby to ready (max) Average seek, read (typical) Average seek, write (typical) Startup current (typical) 12V Voltage tolerance (including noise) Ambient temperature 976,773,168 625,142,448 2 1 4096 63 16 16,383 1413kb/in 236ktracks/in 329Gb/in2 7200 RPM 1695Mb/s 125MB/s 144MB/s 600MB/s 16MB 19.98mm / 0.787 in 101.6mm / 4.0 in (+ 0.010 in) 146.99mm / 5.787 in 415g / 0.915 lb 4.16ms