The A7M266 is based on AMD 761 chipset in ATX form factor for the latest support in AMD Athlon/ Duron 550MHz - 1.2GHz processors. Such new chipset is ASUS's first Socket A version to incorporate 266MHz FSB and 2GB PC2100 / PC1600 DDR DRAM capability in the x86 platforms. This motherboard features support for Stepless Frequency Selection, a technology which allows CPU frequency setting to be set in 1MHz-increments and also Ultra-Fast DMA/100 data transfer, and AGP Pro/4X, etc.

Features:
Supports AMD Athlon/Duron 550MHz - 1.2GHz+
4 PCI and 1 PCI/AMR
266MHz Front Side Bus
2 DIMM support for 2GB PC2100/PC1600 DDR SDRAM