Specifications

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above address,you could enable the shadow to get higher
operation performance.When you enable the shadow
function,it will also reduce the memory available by between
640KB and 1024KB.
4.4 Chipset Features Setup
This setup functions are almostly working for ChipSet(ALI M1489 and
M1487). These options are used to change the ChipSets registers. Please
carefully change any default setting ,otherwise the system could be running
un-stable.
Auto Configuration :
Enable : The BIOS will configure the ChipSet features
automatically when boot up the system.
Disable : The BIOS will allow customer to change the setting