MSI Socket AM3/AMD 740G/DDR3/Hybrid CrossFireX/A and V and GbE/MATX Motherboard 740GM-P25 CPU: Socket AM3 Support AMD Phenom II/Athlon II/Sempron Processors, Support Unlock CPU Core technology, Support HyperTransport 1.0 Technology, upto 1000MT/s Chipset: AMD 740G & SB710 Memory: 2x 240pin DDR3-1600(OC)/1333/1066/800 DIMMs, Dual Channel, Unbuffered, Upto 8GB Slots: 1x PCI-Express x16 Slot(Support ATI Hybrid CrossFireX Technology); 2x PCI-Express x1 Slots; 1x 3.3V/5V PCI Slots IDE/SATA: 1x ATA-133 Channel; 6x SATA2 Ports, Support RAID 0, 1, 0+1 or JBOD Video: Integrated Graphics Controller Audio: VIA VT1708S 8-channel HD Audio Codec LAN: Atheros AR8131M PCI-E Gigabit LAN controller Ports: 8x USB 2.0 Ports (4 rear, 4 by header); 2x PS/2 Ports; 1x VGA Port; 1x RJ45 LAN Port; 2x Serial Ports(1 rear, 1 by header); Audio I/O jacks Power Connector: 1x 24pin main power connector, 1x 4pin CPU power connector