Supports FSB 1000MHz (2.0GT/s), Hyper-Transport Technology and AMD Cool 'n' Quiet Technology Integrated NV44 graphics DX9.0 VGA, Pixel Shader 3.0, Max. shared memory 128MB Supports Dual Channel DDR400, 4 DIMMs slots Hybrid Booster - ASRock Safe Overclocking Technology PCI Express x16 slot for VGA interface PCI Express x1 slot 2 ports of Serial ATA II 3.0Gb/s, RAID 0, 1, JBOD, 2 ATA133 IDE ports 7.1 Channel Superior Quality Audio, 10/100 Ethernet LAN ASRock 8CH I/O: 4 ready-to-use USB2.0 ports, 7.1 channel audio jack