One Intel® Xeon 3.20GHz Processor (1MB Level 2 ECC Cache), up two 2 supported ServerWorks GC-LE chipset, supporting a 533MHz FSB 1GB of 2-way interleaved PC2100 running at 266MHz DDR SDRAM with Advanced ECC and Online Spare Memory capabilities, expandable to 12 GB 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 or five SCSI drives and a tape drive , Three full-length PCI-X expansion slots: Two hot plug 64-bit/100MHz and one non-hot plug 64-bit/133MHz , Integrated Lights-Out (iLO) Management provides virtual administration capabilities, without occupying a PCI slot, Ships standard with the ProLiant Essentials Found