Advanced Chipset Features - MSI K7N420 Pro User Manual

AWARD BIOS Setup

Advanced Chipset Features

Note: Change these settings only if you are familiar with the chipset
System BIOS Cacheable
Selecting [Enabled] allo ws cach ing of the sy stem BIOS ROM at F00 00h-
FFFFFh , resultin g in better system p erformance. However, if any p rogram
writes to this memory area, a system error may result. Available options are
[Enabled] and [Disabled].
Video RAM Cacheable
Select ing [Enabl ed] allows caching of the video RAM , resulting in better
system performance. However, if any program writes to this memory area, a
system error may result. Available o ptions are [Enabled] and [Disabled].
DDRAM Auto Precharge (W/R)
Auto Precharge is a SDRAM feature that allows the memo ry to close a page
(bits along one row) automatically at the end of the burst. You can enable the
Auto Precharge function of the installed DDR SDRAM to provide a selftimed
row precharge for each burst access. Avail able op tions are [En abled] and
[Disab led].
CAS Latency Override
This allows you to set the functi on of CAS Lat ency Override . Avail able
options are [2 clocks] , [2.5 clocks], [3 clocks] and [Auto].
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