Gigabyte Intel Z77 LGA 1155 AMD CrossFireX/NVIDIA SLI DVI/HDMI/DisplayPort Dual UEFI BIOS mATX Motherboard G1.SNIPER M3 CPU: Support for Intel Core i7/i5/i3/Pentium/Celeron processors in the LGA1155 package. Chipset: Intel Z77 Express Chipset Memory: 4 x 1.5V DDR3 DIMM sockets supporting up to 32 GB of system memory. Dual channel memory architecture. Support for DDR3 1600/1333/1066 MHz memory modules. Support for non-ECC memory modules. Support for Extreme Memory Profile (XMP) memory modules Audio: Creative CA0132. LAN: Intel 82579V (10/100/1000 Mbit) Support for 2-Way AMD CrossFireX/NVIDIA SLI technology. Expansion slot: 1 x PCI Express x16 slot, running at x16. 1 x PCI Express x16 slot, running at x8. 1 x PCI Express x16 slot, running at x4. 1 x PCI Express x1 slot. Storage Interface: 2 x SATA 6Gb/s connectors. 3 x SATA 3Gb/s connectors. 1 x eSATA 3Gb/S. Support for RAID 0/1/5/10. USB: Up to 4 USB 3.0/2.0 ports. Up to 10 USB 2.0/1.1 ports. Internal I/O Connectors: 1 x 24-pin ATX main power connector; 1 x 4-pin ATX 12V power connector; 2 x SATA 6Gb/s connectors; 3 x SATA 3Gb/s connectors; 1 x CPU fan header; 3 x System fan headers; 1 x front panel header; 1 x front panel audio header; 1 x USB 3.0/2.0 header; 3 x USB 2.0/1.1 headers; 1 x Clear CMOS jumper; 1 x Trusted Platform Module (TPM) header Back Panel Connectors: 1 x PS/2 keyboard/mouse port 1 x D-Sub port 1 x DVI-D port 1 x HDMI port 1 x DisplayPort 1 x eSATA 3Gb/s connector 2 x USB 3.0/2.0 ports 4 x USB 2.0/1.1 ports 1 x RJ-45 port 1 x optical S/PDIF Out connector 5 x audio jacks