ASUS P4S8X

The 1st motherboard with AGP8X & Serial ATA!!
P4S8X (SiS 648) Series
ASUS P4S8X is based on SiS 648 which offers 533MHz FSB, 3 DDR DIMM for PC2700 memory, 6 PCI, 1 AGP 8X with optional ATA133, RAID, Audio, and LAN.

ASUS P4PE

3GHz+ CPU and Intel Hyper-Threading Technology support!!
ASUS P4PE is based on IntelR 845PE which supports 533MHz FSB, 3GHz+ CPU, Intel Hyper-Threading technology, CrashFree BIOS, C.P.R. (CPU Parameter Recall), 3 DIMM for PC2700/PC2100 memory.