Chipset Intel G31 / Intel ICH7MEMORY Support Dual Channel DDR2 533/667/800 MHz2 x DDR2 DIMM Memory SlotMax. Supports up to 4GB MemorySupport DDR2 533MHz While Using FSB 533/1066 CPUINTEGRATED VIDEO Intel Graphics Media Accelerator 3100 On Board Graphic Max. Share Memory 256MBSTORAGE 4 x SATA II Connector1 x IDE ConnectorLAN Realtek RTL8102EL - 10/100 ControllerAUDIO CODEC Realtek ALC662 6-Channel HD AudioUSB 4 x USB 2.0 Port2 x USB 2.0 HeaderEXPANSION SLOT 1 x PCI-E x16 Slot2 x PCI SlotREAR I/O 1 x PS/2 Mouse1 x PS/2 Keyboard4 x USB 2.0 Port1 x VGA Port1 x LAN Port3 x Audio JacksINTERNAL I/O 2 x USB 2.0 Header4 x SATA II Connector (3Gb/s )1 x IDE Connector1 x Floppy Connector1 x Front Audio Header1 x Front Panel Header1 x CPU Fan Connector1 x System Fan Connector1 x COM Port Header1 x Printer Port HeaderDIMENSION Micro ATX Form Factor Dimension: 23.5 cm X 17.9 cm ( W x L )