Gigabyte GA-N650SLI-DS4 NVIDIA C51 Chipset Driver x64 8.26 Specifications: 1. Supports Intel Core 2 Quad / Core 2 Duo processors 2. Dual Channel DDR2 800 for outstanding system performance 3. Ultimate graphics performance with dual PCI-E x16 interface 4. Integrated SATA 3Gb / s with RAID function 5. High-speed Gigabit Ethernet and IEEE1394 6. Integrated 8-channel High Definition Audio 7. Ultra durable motherboard with all solid capacitor design It is strongly recommended to have the latest driver version available. Do not forget to check with our site as often as possible in order to stay on the latest drivers, software and games booth. Try a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or no longer supported.