Hexus has posted up a Abit Ka7 review and tweak guide. Here a clip:

The main advantage of this board is the VIA chipset which even though it has relativly poor memory bandwidth it has a cool feature your can run your memory at Host (FSB 100mhz) Speed or, Host + PCI Clock (133mhz), or Host-PCI Clock (66mhz). This means with this board you can run with any type of memory The general layout of this board is very good with the ATX power supply positioned between the cpu interface (SlotA) and the memory slots (Dimms) and unlike the biostar it doesnt obscure the space in between. There is something which we havent seen on athlon boards before and this is that the Athlon mainboard has four DIMM slots, each which can take up to 512 megabytes of memory.

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