The K7M-400 is an AMD solution motherboard based on the VIA's KM400 Chipset. With support for 333MHz FSB, Dual Channel DDR 400 memory up to 2GB, and 8X AGP, the K7M-400A has all the power and performance mainstream users need. Also included is the flexibility and expansion of 6 USB 2.0 ports, 3 PCI slots, 1 AGP slot, and 2 IEEE 1394 ports. Special Features Athlon (Thunderbird core) processor up to 1400 200 / 266 / 333 MHz FSB AC' 97 codec 5.1 Channel, Realtek ALC650 VIA KM400 Chipset Support DDR 266/333/400 DDR SDRAM 3 x PCI , 1 x AGP 8X slotIt is highly recommended to always use the most recent driver version available.Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games.Try to set 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 not supported any longer.