Intel Core 2 Quad/Intel P43/DDR3/A&GbE/ATX Motherboard, Bulk BLKDP43BF CPU: Socket 775 Support Intel Core 2 Quad/Core 2 Duo/Pentium/Celeron Processors Chipset: Intel P43 Express Chipset & ICH10R Memory: 4x 240pin DDR3-1333/1066 DIMMs, Dual Channel, Non-ECC, Max Capacity upto 8GB Slots: 1x PCI-Express 2.0 x16 Slot; 2x PCI-Express x1 Slots; 4x PCI Slots IDE/SATA: 1x ATA-133 Channel; 5x SATA2 Ports, Support RAID 0, 1, 5, 10; 1x eSATA2 Port Audio: Integrated Intel 10-Channel(7.1+ 2 independent multi-streaming) High-Definition Audio CODEC LAN: Integrated 10/100/1000Mbps Gigabit Ethernet Controller Ports: 12x USB 2.0 Ports(6 rear, 6 by headers); 1x eSATA Port; 2x PS/2 Ports; 2x IEEE 1394a ports (1 rear, 1 header); 1x RJ45 LAN Port; Audio I/O Jacks