4. BIOS SETUP

AGP to DRAM Prefetch [Enabled]

Configuration options: [Disabled] [Enabled]

I/O Recovery Time [Medium (8 BCLKS)]

This function sets the length of time for back-to-back I/O, which slows back- to-back data transfers. Setting this to [Disable] will give better performance. Leave on default setting to ensure system stability. Configuration options: [Disable] [Medium (8 BCLKS)] [Normal 13 BCLKS)]

Graphics Aperture Size [64MB]

This feature allows you to select the size of mapped memory for AGP graphic data. Configuration options: [4MB] [8MB] [16MB] [32MB] [64MB] [128MB] [256MB]

Video Memory Cache Mode [UC]

USWC (uncacheable, speculative write combining) is a new cache technology for the video memory of the processor. It can greatly improve the display speed by caching the display data. You must set this to UC (uncacheable) if your display card cannot support this feature; otherwise your system may not boot. Configuration options: [UC] [USWC]

4. BIOS SETUP

ASUS A7M266 User’s Manual

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