[H]ard|OCP has a review of Via's very own P4PB Ultra Pentium 4 motherboard based on their own P4X400 chipset. From the following, they were very pleased with this baby. With Via's new Hyperion drivers, things have been coming along quite nicely, and this board holds it's ground against Intel's mighty dual-channel DDR chipset, Granite Bay. Anyway, the full review can be found here