Gigabyte performance board Supports AMD Socket AM2 Athlon 64 FX Athlon 64 X2 Dual-Core Athlon 64 Sempron processors NVIDIA n Force 520 chipset Latest generation of PCI Express x 16 graphics port Enhances security with NVIDIA TCPIP Acceleration technology AMD Live-ready Superior Dual channel DDR2 800 memory support up to 16GB4 x SATA 3 Gbps with RAID for fast reliable storage solution with enhanced data protection & data accessing performance 8-channel high definition home theatre-quality audio Gigabit Ethernet connection for broadband & fast networking 4 x PCI 2 x PCI x 1 slots 4 x USB (Universal Serial Bus) 2.0 ports Ro HS compliant motherboard for green computing Microsoft Windows Vista Premium Certified