Supermicro X7DAL-E Motherboard - 5000X Dp Dual Core LGA771 24GB Atx Sata 2PCIE16/4(X16SLOT) 2/2PCIX CPU: Dual 771-pin LGA Sockets Supports Intel 64-bit Dual-Core Xeon 5100/5000 Sequence (Woodcrest/Dempsey) Processors w/ 4MB L2 cache, upto 3.0 GHz; FSB 1333/1066/667 MHz Chipset: Intel 5000X (GreenCreek) & MCH + ESB2 Memory: 6x 240pin DDR2-667/533 FB-DIMMs, Dual branch memory bus, ECC, Max capacity 24GB Slots: 1x PCI Express x16 slot; 1x PCI Express x4 (run on x16) slot; 2x 64-bit 133/100MHz PCI-X (3.3V) slots; 2x 32-bit 33MHz PCI (5V) slots; 1x UIO slot IDE/SATA: 1x ATA-100 channel; 6x SATA2 ports support RAID 0, 1, 5, 10 Ports: 6x USB 2.0 ports (4 rear, 2 by header); 2x PS/2 ports; 2x Serial ports (1 rear, 1 by header); 1x Parallel header; 2x RJ45 LAN ports; Audio I/O jack