One Intel? Xeon 3.06GHz Processor (512KB Level 2 ECC Cache), up two 2 supported ServerWorks GC-LE chipset, supporting a 533MHz FSB Embedded Wide Ultra3 Smart Array 5i Plus RAID controller and 2 embedded NC7781 Gigabit Ethernet NIC ports Support for up to six 1-inch SCSI Hot Plug Drives Three full-length PCI-X expansion slots: Two hot plug 64-bit/100MHz and one non-hot plug 64-bit/133MHz, 1GB of 2-way interleaved PC2100 running at 266MHz DDR SDRAM with Advanced ECC and Online Spare Memory capabilities, expandable to 12 GB, Integrated Lights-Out (iLO) Management provides virtual administration capabilities, without occupying a PCI slot, Ships standard with the ProLiant Essentials Foundation Pack, (including SmartStar