LGA 775 for Intel Core 2 Extreme / Core 2 Quad / Core 2 Duo / Pentium Dual Core / Celeron Dual Core / Celeron , supporting Penryn Quad Core Yorkfield and Dual Core Wolfdale processors. Intel P43 + ICH10 Chipsets. Supports FSB 1600/1333/1066/800MHz. Supports Dual Channel DDR2 1200/1066/800/667, 4 x DIMM slots, Max. capacity up to 16GB. 1 x PCI Express 2.0 x16 slot (green @ x16 mode). 6 x SATAII 3.0 Gb/s connectors, support NCQ, AHCI and Hot Plug functions. PCIE Gigabit LAN 10/100/1000 Mb/s. 1 x USB/WiFi header. Supports I. O. T. (Intelligent Overclocking Technology). Supports ASRock Instant Boot. Supports Smart BIOS, ASRock OC Tuner, Intelligent Energy Saver, Extra ESD Protection. 7.1 CH Windows Vista Premium Level HD Audio (VIA VT1708S Audio Codec with QSound function). Windows Vista Premium 2008 Logo Ready. I/O Panel: 1 x Coaxial SPDIF Out Port, 1 x Optical SPDIF Out Port,1 x RJ-45 LAN Port with LED, 6 x Ready-to-Use USB 2.0 Ports.