ASRock M3A790GXH/128M/Socke AM3/AMD 790GX/4DDR3-1600(OC)/ATI 3-Way CrossFireX/H/128M SidePort/1394/ATX Motherboard Support for Socket AM3 processors: AMD Phenom II X6 / X4 / X3 / X2 (except 920 / 940) / Athlon II X4 / X3 / X2 / Sempron processors 3x PCI Express 2.0 x16 w 3-Way CrossFireX (x16 x8 x4) Supports DDR3 1600(OC)/1333/1066/800 non-ECC, un-buffered memory 6 x SATA2 3.0 Gb/s connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10 and JBOD), NCQ, AHCI and Hot Plug functions Integrated AMD Radeon HD 3300 graphics