Seagate Constellation ES.2 ST33000651SS 3TB 3.5" 7.2K 7200RPM 64MB Cache SAS 6Gb/s Internal HDD Hard Disk Drive 9XK260-041.Model Number: ST33000651SSSeagate Part Number: 9XK260-041NetApp Part Number: 47744-02Specifications:ModelManufacturer SeagateProduct Line Constellation ES.2PerformanceProduct Type Internal Hard DriveForm Factor 3.5-inchCapacity 3TBCache 64MBSpindle Speed 7200RPMAverage Seek Time 8.5msDrive Interface Type SAS 6.0GbpsFeatures - Low Power Consumption- PowerChoice Technology- 24x7 Operation- Quiet Operation- Rotational Vibration Tolerance