Asus Crosshair II Formula Socket AM2+/ nForce 780a SLI/FSB 5200/3-Way SLI/A&V&2GbE/ ATX Motherboard Box Contents - ASUS Crosshair II Formula Desktop Board, SLI bridge, UltraDMA 133/100/66 cable, FDD cable, Serial ATA cables, Serial ATA power cables, Q-Shield, User's manual, Multi-function module (IEEE 1394 + USB2.0), 3 in 1 Q-connector, HDMI to DVI Converter CPU - AMD Socket AM2/AM2+ Phenom FX / Phenom / Athlon 64 X2/FX / Sempron Chipset - NVIDIA nForce 780a SLI NVIDIA System Bus - Up to 5200 MT/s; HyperTransport 3.0 interface for AM2+ CPU 2000 / 2000/1600 MT/s for AM2 CPU Memory - 4 x DIMM, max. 8GB, DDR2 1066 / 800 / 667 / 533, ECC and non-ECC, un-buffered memory, Dual channel memory architecture