Seagate ST500DM002 500GB SATA 600MB/s Desktop Hard Drives 100% Work, no bad sector
Drive Specification* ST500DM002
Formatted capacity** 500GB
Guaranteed sectors 976,773,168
Heads 2
Disks 1
Bytes per sector (4K physical emulated at 512-byte sectors) 4096
Default sectors per track 63
Default read/write heads 16
Default cylinders 16,383
Recording density (max) 1413kb/in
Track density (avg) 236ktracks/in
Areal density (avg) 329Gb/in
Spindle speed 7200 RPM
Internal data transfer rate (max) 1695Mb/s
Average Data Rate, read/write (MB/s) 125MB/s
Maximum sustained data transfer rate, OD read (MB/s) 144MB/s
I/O data-transfer rate (max.) 600MB/s
Cache buffer 16MB
Height (max) 19.98mm / 0.787 in
Width (max) 101.6mm / 4.0 in (+ 0.010 in)
Length (max) 146.99mm / 5.787 in
Weight (typical) 415g / 0.915 lb
Average latency 4.16ms
Power-on to ready (max) <8.5s
Power-on to ready, 2.5A
spin-up code option (typical) n/a
Standby to ready (max) <8.5s
Average seek, read (typical) <8.5ms (read)
Average seek, write (typical) <9.5ms (write)
Startup current (typical) 12V 2.0A
Voltage tolerance (including noise) 5V: ±5% 12V: +10% / -7.5%
$230 100% Work, no bad sector



Seagate ST9500325AS 2.5"吋 500MB, SATA 3Gb/s, 5400RPM, 8MB Cache Notebook Hard Drive 100% Work, no bad sector
Model Brand Seagate
Series Momentus 5400.6
Model ST9500325AS
Packaging Bare Drive
Performance
Interface SATA 3.0Gb/s
Capacity 500GB
Cache 8MB
RPM 5400 RPM
Dimensions
Form Factor 2.5"
Height (maximum) 9.5mm
Width (maximum) 69.85mm
Length (maximum) 100.35mm 100.35mm
$250 100% Work, no bad sector