JETWAY XBLUE-P55 BIOS XBP55A01 INTEL® P55 Express Chipset Support INTEL® LGA1156 Processors Supports PCI-Express 2.0 Supports Dual Channel DDR3 1333/1066 Onboard Gigabit LAN and e-SATA Integrated ALC883 HD Audio CODEC with 8.0 CH Integrated Serial ATA2 3Gb/s with RAID function Support 3D Audio Technology Support G.P.I Technology Support WIFI Tecgnology Supports ATI CrossFireX Technology Ready for Windows® Vista™ ATX Form Factor(305mm X 215mm)