GIGABYTE GA-K8NXP-SLI NVIDIA CK804 Lan Driver 6.66 Specifications: 1. AMD Athlon64 X2 / 64 FX / 64 socket 939 platform 2. GIGABYTE unique Dual Power System (DPS) design 3. NVIDIA SLI multi-GPU support for extreme graphics performance 4. Supports NVIDIA SATA II RAID storage and advanced application 5. Dual Gigabit LAN solution with 54Mbps Wireless LAN solution 6. Enhances network security with NVIDIA ActiveArmor firewall turned on 7. Integrated TI IEEE 1394b FireWire interface 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.