sounds like the drive might be malfunctioning, did you try it in another computer?
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CPU|| e8400 OC to 3.6 (will try to go higher)
RAM|| 4GB corsair xms2 pc6400 800mhz
HDD|| 2x WD Raptor 150GB 2x WD 500GB
MBO|| EVGA 680i SE
GPU|| Evga 8800GT Superclocked
PSU|| RAIDMAX 630w
Case|| Antec 900
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