Chipset Features Setup - Gigabyte GA-686NX User Manual

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C8000 - CFFFF Shadow / D0000 - DFFFF Shadow
These categories determine whether optional ROM will be copied to RAM by
16 K byte. The default value are Disabled.
Enabled Optional shadow is enabled
Disabled Optional shadow is disabled

4.7. CHIPSET FEATURES SETUP

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Auto Configuration
The default value is Enabled.
Enable For 60~70ns DRAM Timing.
Disable For slow speed DRAM Timing.
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DRAM Slow speed selection
The default value is 60 ~ 70ns.
60 ~ 70ns For 70ns DRAM.
60ns For 60ns DRAM (The best performance).
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DRAM ECC/PARITY select
The default value is Disabled.
ECC Enable ECC function when using 36 bit DRAM Module.
PARITY Enable PARITY function when using 36 bit DRAM Module.
Figure 4.4: Chipset Features Setup
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BIOS Configuration