SBC84830 Series All-In-One ECX Board User’s Manual
Award BIOS Utility
37
allowed, refresh may be incomplete and the DRAM may fail to
retain data.
z
Precharge Delay <tRAS>
The precharge time is the number of cycles it takes for DRAM to
accumulate its charge before refresh.
z
System Memory Frequency
This item helps you set main memory frequency. When using an
external graphics card, it can be adjusted to enable the best
performance for your system.
z
System BIOS Cacheable
Selecting Enabled allows caching of the system BIOS ROM at
F0000h-FFFFFh, resulting in better system performance. However,
if any program writes to this memory area, a system error may
result. The default value is
“Disabled”
.
z
Video BIOS Cacheable
This item allows you to change the Video BIOS location from ROM
to RAM. Video Shadow will increase the video speed.
z
PCI Express Root Port Func
Scroll to this item and press <Enter> to view the sub menu to
decide the PCI Express Port.
Press <Esc> to return to the Advanced Chipset Featurs page, and
press it again, return to the Main Menu page.
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