Hard drive - hot-swap - nearline Capacity 600 GB Form Factor 2.5" Interface SAS 12Gb/s Drive Transfer Rate 1.2 GBps (external) Spindle Speed 10000 rpm Compatibility PowerEdge R320 PowerEdge R420 PowerEdge R620 PowerEdge R720 PowerEdge R720XD PowerEdge R820 PowerEdge R920 PowerEdge T320 PowerEdge T420 PowerEdge T620 PowerVault MD1220 POWEREDGE R930 POWERVAULT MD3220I POWERVAULT MD3820I POWERVAULT MD3820F.