CPU

HPE Intel Xeon E5472 processor - 3.0GHz (Hapertown, 1600 MHz Front Side Bus (FSB), 12MB Level-2 cache, 80W thermal design power (TDP), socket LGA771)

HPE Intel Xeon dual-core processor E3110 - 3.0GHz (Wolfdale, 1333MHz front side bus, 6MB Level-2 cache, 65W)

HPE Intel Xeon L5420 Quad-Core 64-bit low-power processor - 2.50GHz (Harpertown, 12MB Level-2 cache, 1333MHz front side bus, 50 watt thermal design power (TDP), socket LGA771) - Includes thermal grease and alcohol pad

HPE Intel Xeon E7440 Quad-Core processor - 2.40GHz (Dunnington, 16MB Level-2 cache, 1066MHz front side bus (FSB), 90 watt thermal design power (TDP), socket 604 mPGA)

HPE Intel Xeon E7430 Quad-Core processor - 2.13GHz (Dunnington, 12MB Level-2 cache, 1066MHz front side bus (FSB), 90 watt thermal design power (TDP), socket 604 mPGA)

HPE Intel Xeon E7450 Six-Core processor - 2.40GHz (Dunnington, 12MB Level-2 cache, 1066MHz front side bus (FSB), 90W thermal design power (TDP), socket 604 mPGA)