for 2 multi-core Xeon CPUs. Intel S5000V chipset, max. 8GB ECC FBDIMMs (4DIMMs), 6x SATA (3.0GB/s) w RAID 0, 1, 10. 2x Gigabit Ethernet, ATI ES1000 w 16MB SDRAM, 2x PCI-E x4 (x8 conn.), 2x PCI-X 64/133MHz, 1x PCI 32bit/33MHz. For SC5299DP