Gigabyte Intel X58 ATX DDR3 2200 LGA 1366 Motherboard GA-G1.GUERRILLA CPU: Support for an Intel Core i7 series processor in the LGA1366 package, QPI upto 6.4GT/s. Chipset: Intel X58 + Intel ICH10R Memory: 6 x 1.5V DDR3 DIMM sockets supporting up to 24 GB of system memory. 3/Dual channel memory architecture. Support for DDR3 2200/1333/1066/800 MHz memory modules Audio: Realtek ALC889 codec. Support for X-Fi Xtreme Fidelity and EAX Advanced HD 5.0. technologies High Definition Audio. 2/4/5.1/7.1-channel.Support for S/PDIF Out. LAN: 1 x Bigfoot Killer E2100 chip (10/100/1000 Mbit) Expansion Slots: 2 x PCI Express x16 slots, running at x16. 1 x PCI Express x16 slot, running at x8. 2 x PCI Express x1 slots. 1 x PCI slot. Support for 3-Way/2-Way NVIDIA SLI technology and 3-Way/2-Way ATI CrossFireX technology Storage Interface: South Bridge:6 x SATA 3Gb/s connectors. Support for SATA RAID 0,1,5,10. 1 x RJ-45 port/6 x audio jacks (Center/Subwoofer Speaker Out/Rear Speaker Out/Side Speaker Out/Line In/Line Out/Microphone) 1 x S/PDIF Out header/3 x USB 2.0/1.1 headers/1 x USB 3.0/2.0 header/1 x clearing CMOS jumper/1 x heatsink LED power connector USB: South Bridge: Up to 12 USB 2.0/1.1 ports. 1 x Renesas D720200 chips and 2 x VLI VL810 hubs: Up to 4 USB 3.0/2.0 ports