Hitachi Ultrastar HUA723020ALA640 2TB 64MB 7200RPM SATA 6.0Gb/s 3.5" Hard Drive

Drive specification
0F12455 / HUA723020ALA640
Formatted Gbytes (512 bytes/sector)
2000
Bytes per sector
512
Spindle speed (RPM)
7,200
I/O data transfer rate (Mbytes/sec max)
600
Cache buffer
64 Mbytes
Height (max)
26.11 mm (1.028 inches)
Width (max)
101.6 mm 
Length (max)
146.99 mm (5.787 inches)
Weight (max) grams
690
Average seek, read (msec typical)
8.2
Idle mode (typical) watts
7.5
Ambient temperature
5° to 60°C (op.)
–40° to 70°C (nonop.)